tui plugins (#19347)

2026-03-27 15:00:26 +01:00
parent d8ad8338f5
commit 6274b0677c
91 changed files with 10544 additions and 898 deletions
--- a/packages/opencode/src/cli/cmd/tui/app.tsx
+++ b/packages/opencode/src/cli/cmd/tui/app.tsx
@@ -1,15 +1,30 @@
-import { render, useKeyboard, useRenderer, useTerminalDimensions } from "@opentui/solid"
+import { render, TimeToFirstDraw, useKeyboard, useRenderer, useTerminalDimensions } from "@opentui/solid"
 import { Clipboard } from "@tui/util/clipboard"
 import { Selection } from "@tui/util/selection"
-import { MouseButton, TextAttributes } from "@opentui/core"
+import { createCliRenderer, MouseButton, type CliRendererConfig } from "@opentui/core"
 import { RouteProvider, useRoute } from "@tui/context/route"
-import { Switch, Match, createEffect, untrack, ErrorBoundary, createSignal, onMount, batch, Show, on } from "solid-js"
-import { win32DisableProcessedInput, win32FlushInputBuffer, win32InstallCtrlCGuard } from "./win32"
+import {
+  Switch,
+  Match,
+  createEffect,
+  createMemo,
+  ErrorBoundary,
+  createSignal,
+  onMount,
+  batch,
+  Show,
+  on,
+  onCleanup,
+} from "solid-js"
+import { win32DisableProcessedInput, win32InstallCtrlCGuard } from "./win32"
 import { Flag } from "@/flag/flag"
 import semver from "semver"
 import { DialogProvider, useDialog } from "@tui/ui/dialog"
 import { DialogProvider as DialogProviderList } from "@tui/component/dialog-provider"
+import { ErrorComponent } from "@tui/component/error-component"
+import { PluginRouteMissing } from "@tui/component/plugin-route-missing"
 import { SDKProvider, useSDK } from "@tui/context/sdk"
+import { StartupLoading } from "@tui/component/startup-loading"
 import { SyncProvider, useSync } from "@tui/context/sync"
 import { LocalProvider, useLocal } from "@tui/context/local"
 import { DialogModel, useConnected } from "@tui/component/dialog-model"
@@ -21,7 +36,7 @@ import { CommandProvider, useCommandDialog } from "@tui/component/dialog-command
 import { DialogAgent } from "@tui/component/dialog-agent"
 import { DialogSessionList } from "@tui/component/dialog-session-list"
 import { DialogWorkspaceList } from "@tui/component/dialog-workspace-list"
-import { KeybindProvider } from "@tui/context/keybind"
+import { KeybindProvider, useKeybind } from "@tui/context/keybind"
 import { ThemeProvider, useTheme } from "@tui/context/theme"
 import { Home } from "@tui/routes/home"
 import { Session } from "@tui/routes/session"
@@ -40,8 +55,10 @@ import { ArgsProvider, useArgs, type Args } from "./context/args"
 import open from "open"
 import { writeHeapSnapshot } from "v8"
 import { PromptRefProvider, usePromptRef } from "./context/prompt"
-import { TuiConfigProvider } from "./context/tui-config"
+import { TuiConfigProvider, useTuiConfig } from "./context/tui-config"
 import { TuiConfig } from "@/config/tui"
+import { createTuiApi, TuiPluginRuntime, type RouteMap } from "./plugin"
+import { FormatError, FormatUnknownError } from "@/cli/error"

 async function getTerminalBackgroundColor(): Promise<"dark" | "light"> {
  // can't set raw mode if not a TTY
@@ -104,7 +121,42 @@ async function getTerminalBackgroundColor(): Promise<"dark" | "light"> {
 }

 import type { EventSource } from "./context/sdk"
-import { Installation } from "@/installation"
+
+function rendererConfig(_config: TuiConfig.Info): CliRendererConfig {
+  return {
+    targetFps: 60,
+    gatherStats: false,
+    exitOnCtrlC: false,
+    useKittyKeyboard: { events: process.platform === "win32" },
+    autoFocus: false,
+    openConsoleOnError: false,
+    consoleOptions: {
+      keyBindings: [{ name: "y", ctrl: true, action: "copy-selection" }],
+      onCopySelection: (text) => {
+        Clipboard.copy(text).catch((error) => {
+          console.error(`Failed to copy console selection to clipboard: ${error}`)
+        })
+      },
+    },
+  }
+}
+
+function errorMessage(error: unknown) {
+  const formatted = FormatError(error)
+  if (formatted !== undefined) return formatted
+  if (
+    typeof error === "object" &&
+    error !== null &&
+    "data" in error &&
+    typeof error.data === "object" &&
+    error.data !== null &&
+    "message" in error.data &&
+    typeof error.data.message === "string"
+  ) {
+    return error.data.message
+  }
+  return FormatUnknownError(error)
+}

 export function tui(input: {
  url: string
@@ -132,77 +184,68 @@ export function tui(input: {
      resolve()
    }

-    render(
-      () => {
-        return (
-          <ErrorBoundary
-            fallback={(error, reset) => <ErrorComponent error={error} reset={reset} onExit={onExit} mode={mode} />}
-          >
-            <ArgsProvider {...input.args}>
-              <ExitProvider onExit={onExit}>
-                <KVProvider>
-                  <ToastProvider>
-                    <RouteProvider>
-                      <TuiConfigProvider config={input.config}>
-                        <SDKProvider
-                          url={input.url}
-                          directory={input.directory}
-                          fetch={input.fetch}
-                          headers={input.headers}
-                          events={input.events}
-                        >
-                          <SyncProvider>
-                            <ThemeProvider mode={mode}>
-                              <LocalProvider>
-                                <KeybindProvider>
-                                  <PromptStashProvider>
-                                    <DialogProvider>
-                                      <CommandProvider>
-                                        <FrecencyProvider>
-                                          <PromptHistoryProvider>
-                                            <PromptRefProvider>
-                                              <App onSnapshot={input.onSnapshot} />
-                                            </PromptRefProvider>
-                                          </PromptHistoryProvider>
-                                        </FrecencyProvider>
-                                      </CommandProvider>
-                                    </DialogProvider>
-                                  </PromptStashProvider>
-                                </KeybindProvider>
-                              </LocalProvider>
-                            </ThemeProvider>
-                          </SyncProvider>
-                        </SDKProvider>
-                      </TuiConfigProvider>
-                    </RouteProvider>
-                  </ToastProvider>
-                </KVProvider>
-              </ExitProvider>
-            </ArgsProvider>
-          </ErrorBoundary>
-        )
-      },
-      {
-        targetFps: 60,
-        gatherStats: false,
-        exitOnCtrlC: false,
-        useKittyKeyboard: { events: process.platform === "win32" },
-        autoFocus: false,
-        openConsoleOnError: false,
-        consoleOptions: {
-          keyBindings: [{ name: "y", ctrl: true, action: "copy-selection" }],
-          onCopySelection: (text) => {
-            Clipboard.copy(text).catch((error) => {
-              console.error(`Failed to copy console selection to clipboard: ${error}`)
-            })
-          },
-        },
-      },
-    )
+    const onBeforeExit = async () => {
+      await TuiPluginRuntime.dispose()
+    }
+
+    const renderer = await createCliRenderer(rendererConfig(input.config))
+
+    await render(() => {
+      return (
+        <ErrorBoundary
+          fallback={(error, reset) => (
+            <ErrorComponent error={error} reset={reset} onBeforeExit={onBeforeExit} onExit={onExit} mode={mode} />
+          )}
+        >
+          <ArgsProvider {...input.args}>
+            <ExitProvider onBeforeExit={onBeforeExit} onExit={onExit}>
+              <KVProvider>
+                <ToastProvider>
+                  <RouteProvider>
+                    <TuiConfigProvider config={input.config}>
+                      <SDKProvider
+                        url={input.url}
+                        directory={input.directory}
+                        fetch={input.fetch}
+                        headers={input.headers}
+                        events={input.events}
+                      >
+                        <SyncProvider>
+                          <ThemeProvider mode={mode}>
+                            <LocalProvider>
+                              <KeybindProvider>
+                                <PromptStashProvider>
+                                  <DialogProvider>
+                                    <CommandProvider>
+                                      <FrecencyProvider>
+                                        <PromptHistoryProvider>
+                                          <PromptRefProvider>
+                                            <App onSnapshot={input.onSnapshot} />
+                                          </PromptRefProvider>
+                                        </PromptHistoryProvider>
+                                      </FrecencyProvider>
+                                    </CommandProvider>
+                                  </DialogProvider>
+                                </PromptStashProvider>
+                              </KeybindProvider>
+                            </LocalProvider>
+                          </ThemeProvider>
+                        </SyncProvider>
+                      </SDKProvider>
+                    </TuiConfigProvider>
+                  </RouteProvider>
+                </ToastProvider>
+              </KVProvider>
+            </ExitProvider>
+          </ArgsProvider>
+        </ErrorBoundary>
+      )
+    }, renderer)
  })
 }

 function App(props: { onSnapshot?: () => Promise<string[]> }) {
+  const tuiConfig = useTuiConfig()
  const route = useRoute()
  const dimensions = useTerminalDimensions()
  const renderer = useRenderer()
@@ -211,12 +254,47 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
  const local = useLocal()
  const kv = useKV()
  const command = useCommandDialog()
+  const keybind = useKeybind()
  const sdk = useSDK()
  const toast = useToast()
-  const { theme, mode, setMode, locked, lock, unlock } = useTheme()
+  const themeState = useTheme()
+  const { theme, mode, setMode, locked, lock, unlock } = themeState
  const sync = useSync()
  const exit = useExit()
  const promptRef = usePromptRef()
+  const routes: RouteMap = new Map()
+  const [routeRev, setRouteRev] = createSignal(0)
+  const routeView = (name: string) => {
+    routeRev()
+    return routes.get(name)?.at(-1)?.render
+  }
+
+  const api = createTuiApi({
+    command,
+    tuiConfig,
+    dialog,
+    keybind,
+    kv,
+    route,
+    routes,
+    bump: () => setRouteRev((x) => x + 1),
+    sdk,
+    sync,
+    theme: themeState,
+    toast,
+    renderer,
+  })
+  onCleanup(() => {
+    api.dispose()
+  })
+  const [ready, setReady] = createSignal(false)
+  TuiPluginRuntime.init(api)
+    .catch((error) => {
+      console.error("Failed to load TUI plugins", error)
+    })
+    .finally(() => {
+      setReady(true)
+    })

  useKeyboard((evt) => {
    if (!Flag.OPENCODE_EXPERIMENTAL_DISABLE_COPY_ON_SELECT) return
@@ -259,10 +337,6 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
  }
  const [terminalTitleEnabled, setTerminalTitleEnabled] = createSignal(kv.get("terminal_title_enabled", true))

-  createEffect(() => {
-    console.log(JSON.stringify(route.data))
-  })
-
  // Update terminal window title based on current route and session
  createEffect(() => {
    if (!terminalTitleEnabled() || Flag.OPENCODE_DISABLE_TERMINAL_TITLE) return
@@ -279,9 +353,13 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
        return
      }

-      // Truncate title to 40 chars max
      const title = session.title.length > 40 ? session.title.slice(0, 37) + "..." : session.title
      renderer.setTerminalTitle(`OC | ${title}`)
+      return
+    }
+
+    if (route.data.type === "plugin") {
+      renderer.setTerminalTitle(`OC | ${route.data.id}`)
    }
  })

@@ -723,17 +801,7 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
  sdk.event.on("session.error", (evt) => {
    const error = evt.properties.error
    if (error && typeof error === "object" && error.name === "MessageAbortedError") return
-    const message = (() => {
-      if (!error) return "An error occurred"
-
-      if (typeof error === "object") {
-        const data = error.data
-        if ("message" in data && typeof data.message === "string") {
-          return data.message
-        }
-      }
-      return String(error)
-    })()
+    const message = errorMessage(error)

    toast.show({
      variant: "error",
@@ -789,6 +857,14 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
    exit()
  })

+  const plugin = createMemo(() => {
+    if (!ready()) return
+    if (route.data.type !== "plugin") return
+    const render = routeView(route.data.id)
+    if (!render) return <PluginRouteMissing id={route.data.id} onHome={() => route.navigate({ type: "home" })} />
+    return render({ params: route.data.data })
+  })
+
  return (
    <box
      width={dimensions().width}
@@ -804,97 +880,22 @@ function App(props: { onSnapshot?: () => Promise<string[]> }) {
      }}
      onMouseUp={Flag.OPENCODE_EXPERIMENTAL_DISABLE_COPY_ON_SELECT ? undefined : () => Selection.copy(renderer, toast)}
    >
-      <Switch>
-        <Match when={route.data.type === "home"}>
-          <Home />
-        </Match>
-        <Match when={route.data.type === "session"}>
-          <Session />
-        </Match>
-      </Switch>
-    </box>
-  )
-}
-
-function ErrorComponent(props: {
-  error: Error
-  reset: () => void
-  onExit: () => Promise<void>
-  mode?: "dark" | "light"
-}) {
-  const term = useTerminalDimensions()
-  const renderer = useRenderer()
-
-  const handleExit = async () => {
-    renderer.setTerminalTitle("")
-    renderer.destroy()
-    win32FlushInputBuffer()
-    await props.onExit()
-  }
-
-  useKeyboard((evt) => {
-    if (evt.ctrl && evt.name === "c") {
-      handleExit()
-    }
-  })
-  const [copied, setCopied] = createSignal(false)
-
-  const issueURL = new URL("https://github.com/anomalyco/opencode/issues/new?template=bug-report.yml")
-
-  // Choose safe fallback colors per mode since theme context may not be available
-  const isLight = props.mode === "light"
-  const colors = {
-    bg: isLight ? "#ffffff" : "#0a0a0a",
-    text: isLight ? "#1a1a1a" : "#eeeeee",
-    muted: isLight ? "#8a8a8a" : "#808080",
-    primary: isLight ? "#3b7dd8" : "#fab283",
-  }
-
-  if (props.error.message) {
-    issueURL.searchParams.set("title", `opentui: fatal: ${props.error.message}`)
-  }
-
-  if (props.error.stack) {
-    issueURL.searchParams.set(
-      "description",
-      "```\n" + props.error.stack.substring(0, 6000 - issueURL.toString().length) + "...\n```",
-    )
-  }
-
-  issueURL.searchParams.set("opencode-version", Installation.VERSION)
-
-  const copyIssueURL = () => {
-    Clipboard.copy(issueURL.toString()).then(() => {
-      setCopied(true)
-    })
-  }
-
-  return (
-    <box flexDirection="column" gap={1} backgroundColor={colors.bg}>
-      <box flexDirection="row" gap={1} alignItems="center">
-        <text attributes={TextAttributes.BOLD} fg={colors.text}>
-          Please report an issue.
-        </text>
-        <box onMouseUp={copyIssueURL} backgroundColor={colors.primary} padding={1}>
-          <text attributes={TextAttributes.BOLD} fg={colors.bg}>
-            Copy issue URL (exception info pre-filled)
-          </text>
-        </box>
-        {copied() && <text fg={colors.muted}>Successfully copied</text>}
-      </box>
-      <box flexDirection="row" gap={2} alignItems="center">
-        <text fg={colors.text}>A fatal error occurred!</text>
-        <box onMouseUp={props.reset} backgroundColor={colors.primary} padding={1}>
-          <text fg={colors.bg}>Reset TUI</text>
-        </box>
-        <box onMouseUp={handleExit} backgroundColor={colors.primary} padding={1}>
-          <text fg={colors.bg}>Exit</text>
-        </box>
-      </box>
-      <scrollbox height={Math.floor(term().height * 0.7)}>
-        <text fg={colors.muted}>{props.error.stack}</text>
-      </scrollbox>
-      <text fg={colors.text}>{props.error.message}</text>
+      <Show when={Flag.OPENCODE_SHOW_TTFD}>
+        <TimeToFirstDraw />
+      </Show>
+      <Show when={ready()}>
+        <Switch>
+          <Match when={route.data.type === "home"}>
+            <Home />
+          </Match>
+          <Match when={route.data.type === "session"}>
+            <Session />
+          </Match>
+        </Switch>
+      </Show>
+      {plugin()}
+      <TuiPluginRuntime.Slot name="app" />
+      <StartupLoading ready={ready} />
    </box>
  )
 }
--- a/packages/opencode/src/cli/cmd/tui/component/dialog-command.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/dialog-command.tsx
@@ -4,13 +4,15 @@ import {
  createContext,
  createMemo,
  createSignal,
+  getOwner,
  onCleanup,
+  runWithOwner,
  useContext,
  type Accessor,
  type ParentProps,
 } from "solid-js"
 import { useKeyboard } from "@opentui/solid"
-import { type KeybindKey, useKeybind } from "@tui/context/keybind"
+import { useKeybind } from "@tui/context/keybind"

 type Context = ReturnType<typeof init>
 const ctx = createContext<Context>()
@@ -21,7 +23,7 @@ export type Slash = {
 }

 export type CommandOption = DialogSelectOption<string> & {
-  keybind?: KeybindKey
+  keybind?: string
  suggested?: boolean
  slash?: Slash
  hidden?: boolean
@@ -29,6 +31,7 @@ export type CommandOption = DialogSelectOption<string> & {
 }

 function init() {
+  const root = getOwner()
  const [registrations, setRegistrations] = createSignal<Accessor<CommandOption[]>[]>([])
  const [suspendCount, setSuspendCount] = createSignal(0)
  const dialog = useDialog()
@@ -100,11 +103,32 @@ function init() {
      dialog.replace(() => <DialogCommand options={visibleOptions()} suggestedOptions={suggestedOptions()} />)
    },
    register(cb: () => CommandOption[]) {
-      const results = createMemo(cb)
-      setRegistrations((arr) => [results, ...arr])
-      onCleanup(() => {
-        setRegistrations((arr) => arr.filter((x) => x !== results))
+      const owner = getOwner() ?? root
+      if (!owner) return () => {}
+
+      let list: Accessor<CommandOption[]> | undefined
+
+      // TUI plugins now register commands via an async store that runs outside an active reactive scope.
+      // runWithOwner attaches createMemo/onCleanup to this owner so plugin registrations stay reactive and dispose correctly.
+      runWithOwner(owner, () => {
+        list = createMemo(cb)
+        const ref = list
+        if (!ref) return
+        setRegistrations((arr) => [ref, ...arr])
+        onCleanup(() => {
+          setRegistrations((arr) => arr.filter((x) => x !== ref))
+        })
      })
+
+      if (!list) return () => {}
+      let done = false
+      return () => {
+        if (done) return
+        done = true
+        const ref = list
+        if (!ref) return
+        setRegistrations((arr) => arr.filter((x) => x !== ref))
+      }
    },
  }
  return result
--- a/packages/opencode/src/cli/cmd/tui/component/dialog-status.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/dialog-status.tsx
@@ -16,7 +16,8 @@ export function DialogStatus() {

  const plugins = createMemo(() => {
    const list = sync.data.config.plugin ?? []
-    const result = list.map((value) => {
+    const result = list.map((item) => {
+      const value = typeof item === "string" ? item : item[0]
      if (value.startsWith("file://")) {
        const path = fileURLToPath(value)
        const parts = path.split("/")
--- a/packages/opencode/src/cli/cmd/tui/component/dialog-workspace-list.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/dialog-workspace-list.tsx
@@ -3,14 +3,22 @@ import { DialogSelect } from "@tui/ui/dialog-select"
 import { useRoute } from "@tui/context/route"
 import { useSync } from "@tui/context/sync"
 import { createEffect, createMemo, createSignal, onMount } from "solid-js"
-import type { Session } from "@opencode-ai/sdk/v2"
+import { createOpencodeClient, type Session } from "@opencode-ai/sdk/v2"
 import { useSDK } from "../context/sdk"
 import { useToast } from "../ui/toast"
 import { useKeybind } from "../context/keybind"
 import { DialogSessionList } from "./workspace/dialog-session-list"
-import { createOpencodeClient } from "@opencode-ai/sdk/v2"
 import { setTimeout as sleep } from "node:timers/promises"

+function scoped(sdk: ReturnType<typeof useSDK>, sync: ReturnType<typeof useSync>, workspaceID?: string) {
+  return createOpencodeClient({
+    baseUrl: sdk.url,
+    fetch: sdk.fetch,
+    directory: sync.data.path.directory || sdk.directory,
+    experimental_workspaceID: workspaceID,
+  })
+}
+
 async function openWorkspace(input: {
  dialog: ReturnType<typeof useDialog>
  route: ReturnType<typeof useRoute>
@@ -29,12 +37,7 @@ async function openWorkspace(input: {
    )
  }

-  const client = createOpencodeClient({
-    baseUrl: input.sdk.url,
-    fetch: input.sdk.fetch,
-    directory: input.sync.data.path.directory || input.sdk.directory,
-    experimental_workspaceID: input.workspaceID,
-  })
+  const client = scoped(input.sdk, input.sync, input.workspaceID)
  const listed = input.forceCreate ? undefined : await client.session.list({ roots: true, limit: 1 })
  const session = listed?.data?.[0]
  if (session?.id) {
@@ -187,12 +190,7 @@ export function DialogWorkspaceList() {
      await open(workspaceID)
      return
    }
-    const client = createOpencodeClient({
-      baseUrl: sdk.url,
-      fetch: sdk.fetch,
-      directory: sync.data.path.directory || sdk.directory,
-      experimental_workspaceID: workspaceID,
-    })
+    const client = scoped(sdk, sync, workspaceID)
    const listed = await client.session.list({ roots: true, limit: 1 }).catch(() => undefined)
    if (listed?.data?.length) {
      dialog.replace(() => <DialogSessionList workspaceID={workspaceID} />)
@@ -223,12 +221,7 @@ export function DialogWorkspaceList() {
    setCounts(Object.fromEntries(workspaces.map((workspace) => [workspace.id, undefined])))
    void Promise.all(
      workspaces.map(async (workspace) => {
-        const client = createOpencodeClient({
-          baseUrl: sdk.url,
-          fetch: sdk.fetch,
-          directory: sync.data.path.directory || sdk.directory,
-          experimental_workspaceID: workspace.id,
-        })
+        const client = scoped(sdk, sync, workspace.id)
        const result = await client.session.list({ roots: true }).catch(() => undefined)
        return [workspace.id, result ? (result.data?.length ?? 0) : null] as const
      }),
--- a/packages/opencode/src/cli/cmd/tui/component/error-component.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/error-component.tsx
@@ -0,0 +1,91 @@
+import { TextAttributes } from "@opentui/core"
+import { useKeyboard, useRenderer, useTerminalDimensions } from "@opentui/solid"
+import { Clipboard } from "@tui/util/clipboard"
+import { createSignal } from "solid-js"
+import { Installation } from "@/installation"
+import { win32FlushInputBuffer } from "../win32"
+
+export function ErrorComponent(props: {
+  error: Error
+  reset: () => void
+  onBeforeExit?: () => Promise<void>
+  onExit: () => Promise<void>
+  mode?: "dark" | "light"
+}) {
+  const term = useTerminalDimensions()
+  const renderer = useRenderer()
+
+  const handleExit = async () => {
+    await props.onBeforeExit?.()
+    renderer.setTerminalTitle("")
+    renderer.destroy()
+    win32FlushInputBuffer()
+    await props.onExit()
+  }
+
+  useKeyboard((evt) => {
+    if (evt.ctrl && evt.name === "c") {
+      handleExit()
+    }
+  })
+  const [copied, setCopied] = createSignal(false)
+
+  const issueURL = new URL("https://github.com/anomalyco/opencode/issues/new?template=bug-report.yml")
+
+  // Choose safe fallback colors per mode since theme context may not be available
+  const isLight = props.mode === "light"
+  const colors = {
+    bg: isLight ? "#ffffff" : "#0a0a0a",
+    text: isLight ? "#1a1a1a" : "#eeeeee",
+    muted: isLight ? "#8a8a8a" : "#808080",
+    primary: isLight ? "#3b7dd8" : "#fab283",
+  }
+
+  if (props.error.message) {
+    issueURL.searchParams.set("title", `opentui: fatal: ${props.error.message}`)
+  }
+
+  if (props.error.stack) {
+    issueURL.searchParams.set(
+      "description",
+      "```\n" + props.error.stack.substring(0, 6000 - issueURL.toString().length) + "...\n```",
+    )
+  }
+
+  issueURL.searchParams.set("opencode-version", Installation.VERSION)
+
+  const copyIssueURL = () => {
+    Clipboard.copy(issueURL.toString()).then(() => {
+      setCopied(true)
+    })
+  }
+
+  return (
+    <box flexDirection="column" gap={1} backgroundColor={colors.bg}>
+      <box flexDirection="row" gap={1} alignItems="center">
+        <text attributes={TextAttributes.BOLD} fg={colors.text}>
+          Please report an issue.
+        </text>
+        <box onMouseUp={copyIssueURL} backgroundColor={colors.primary} padding={1}>
+          <text attributes={TextAttributes.BOLD} fg={colors.bg}>
+            Copy issue URL (exception info pre-filled)
+          </text>
+        </box>
+        {copied() && <text fg={colors.muted}>Successfully copied</text>}
+      </box>
+      <box flexDirection="row" gap={2} alignItems="center">
+        <text fg={colors.text}>A fatal error occurred!</text>
+        <box onMouseUp={props.reset} backgroundColor={colors.primary} padding={1}>
+          <text fg={colors.bg}>Reset TUI</text>
+        </box>
+        <box onMouseUp={handleExit} backgroundColor={colors.primary} padding={1}>
+          <text fg={colors.bg}>Exit</text>
+        </box>
+      </box>
+      <scrollbox height={Math.floor(term().height * 0.7)}>
+        <text fg={colors.muted}>{props.error.stack}</text>
+      </scrollbox>
+      <text fg={colors.text}>{props.error.message}</text>
+    </box>
+  )
+}
--- a/packages/opencode/src/cli/cmd/tui/component/plugin-route-missing.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/plugin-route-missing.tsx
@@ -0,0 +1,14 @@
+import { useTheme } from "../context/theme"
+
+export function PluginRouteMissing(props: { id: string; onHome: () => void }) {
+  const { theme } = useTheme()
+
+  return (
+    <box width="100%" height="100%" alignItems="center" justifyContent="center" flexDirection="column" gap={1}>
+      <text fg={theme.warning}>Unknown plugin route: {props.id}</text>
+      <box onMouseUp={props.onHome} backgroundColor={theme.backgroundElement} paddingLeft={1} paddingRight={1}>
+        <text fg={theme.text}>go home</text>
+      </box>
+    </box>
+  )
+}
--- a/packages/opencode/src/cli/cmd/tui/component/startup-loading.tsx
+++ b/packages/opencode/src/cli/cmd/tui/component/startup-loading.tsx
@@ -0,0 +1,63 @@
+import { createEffect, createMemo, createSignal, onCleanup, Show } from "solid-js"
+import { useTheme } from "../context/theme"
+import { Spinner } from "./spinner"
+
+export function StartupLoading(props: { ready: () => boolean }) {
+  const theme = useTheme().theme
+  const [show, setShow] = createSignal(false)
+  const text = createMemo(() => (props.ready() ? "Finishing startup..." : "Loading plugins..."))
+  let wait: NodeJS.Timeout | undefined
+  let hold: NodeJS.Timeout | undefined
+  let stamp = 0
+
+  createEffect(() => {
+    if (props.ready()) {
+      if (wait) {
+        clearTimeout(wait)
+        wait = undefined
+      }
+      if (!show()) return
+      if (hold) return
+
+      const left = 3000 - (Date.now() - stamp)
+      if (left <= 0) {
+        setShow(false)
+        return
+      }
+
+      hold = setTimeout(() => {
+        hold = undefined
+        setShow(false)
+      }, left).unref()
+      return
+    }
+
+    if (hold) {
+      clearTimeout(hold)
+      hold = undefined
+    }
+    if (show()) return
+    if (wait) return
+
+    wait = setTimeout(() => {
+      wait = undefined
+      stamp = Date.now()
+      setShow(true)
+    }, 500).unref()
+  })
+
+  onCleanup(() => {
+    if (wait) clearTimeout(wait)
+    if (hold) clearTimeout(hold)
+  })
+
+  return (
+    <Show when={show()}>
+      <box position="absolute" zIndex={5000} left={0} right={0} bottom={1} justifyContent="center" alignItems="center">
+        <box backgroundColor={theme.backgroundPanel} paddingLeft={1} paddingRight={1}>
+          <Spinner color={theme.textMuted}>{text()}</Spinner>
+        </box>
+      </box>
+    </Show>
+  )
+}
--- a/packages/opencode/src/cli/cmd/tui/context/exit.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/exit.tsx
@@ -12,7 +12,7 @@ type Exit = ((reason?: unknown) => Promise<void>) & {

 export const { use: useExit, provider: ExitProvider } = createSimpleContext({
  name: "Exit",
-  init: (input: { onExit?: () => Promise<void> }) => {
+  init: (input: { onBeforeExit?: () => Promise<void>; onExit?: () => Promise<void> }) => {
    const renderer = useRenderer()
    let message: string | undefined
    let task: Promise<void> | undefined
@@ -33,6 +33,7 @@ export const { use: useExit, provider: ExitProvider } = createSimpleContext({
      (reason?: unknown) => {
        if (task) return task
        task = (async () => {
+          await input.onBeforeExit?.()
          // Reset window title before destroying renderer
          renderer.setTerminalTitle("")
          renderer.destroy()
--- a/packages/opencode/src/cli/cmd/tui/context/keybind.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/keybind.tsx
@@ -80,21 +80,24 @@ export const { use: useKeybind, provider: KeybindProvider } = createSimpleContex
        }
        return Keybind.fromParsedKey(evt, store.leader)
      },
-      match(key: KeybindKey, evt: ParsedKey) {
-        const keybind = keybinds()[key]
-        if (!keybind) return false
+      match(key: string, evt: ParsedKey) {
+        const list = keybinds()[key] ?? Keybind.parse(key)
+        if (!list.length) return false
        const parsed: Keybind.Info = result.parse(evt)
-        for (const key of keybind) {
-          if (Keybind.match(key, parsed)) {
+        for (const item of list) {
+          if (Keybind.match(item, parsed)) {
            return true
          }
        }
+        return false
      },
-      print(key: KeybindKey) {
-        const first = keybinds()[key]?.at(0)
+      print(key: string) {
+        const first = keybinds()[key]?.at(0) ?? Keybind.parse(key).at(0)
        if (!first) return ""
-        const result = Keybind.toString(first)
-        return result.replace("<leader>", Keybind.toString(keybinds().leader![0]!))
+        const text = Keybind.toString(first)
+        const lead = keybinds().leader?.[0]
+        if (!lead) return text
+        return text.replace("<leader>", Keybind.toString(lead))
      },
    }
    return result
--- a/packages/opencode/src/cli/cmd/tui/context/plugin-keybinds.ts
+++ b/packages/opencode/src/cli/cmd/tui/context/plugin-keybinds.ts
@@ -0,0 +1,41 @@
+import type { ParsedKey } from "@opentui/core"
+
+export type PluginKeybindMap = Record<string, string>
+
+type Base = {
+  match: (key: string, evt: ParsedKey) => boolean
+  print: (key: string) => string
+}
+
+export type PluginKeybind = {
+  readonly all: PluginKeybindMap
+  get: (name: string) => string
+  match: (name: string, evt: ParsedKey) => boolean
+  print: (name: string) => string
+}
+
+const txt = (value: unknown) => {
+  if (typeof value !== "string") return
+  if (!value.trim()) return
+  return value
+}
+
+export function createPluginKeybind(
+  base: Base,
+  defaults: PluginKeybindMap,
+  overrides?: Record<string, unknown>,
+): PluginKeybind {
+  const all = Object.freeze(
+    Object.fromEntries(Object.entries(defaults).map(([name, value]) => [name, txt(overrides?.[name]) ?? value])),
+  )
+  const get = (name: string) => all[name] ?? name
+
+  return {
+    get all() {
+      return all
+    },
+    get,
+    match: (name, evt) => base.match(get(name), evt),
+    print: (name) => base.print(get(name)),
+  }
+}
--- a/packages/opencode/src/cli/cmd/tui/context/route.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/route.tsx
@@ -14,7 +14,13 @@ export type SessionRoute = {
  initialPrompt?: PromptInfo
 }

-export type Route = HomeRoute | SessionRoute
+export type PluginRoute = {
+  type: "plugin"
+  id: string
+  data?: Record<string, unknown>
+}
+
+export type Route = HomeRoute | SessionRoute | PluginRoute

 export const { use: useRoute, provider: RouteProvider } = createSimpleContext({
  name: "Route",
@@ -32,7 +38,6 @@ export const { use: useRoute, provider: RouteProvider } = createSimpleContext({
        return store
      },
      navigate(route: Route) {
-        console.log("navigate", route)
        setStore(route)
      },
    }
--- a/packages/opencode/src/cli/cmd/tui/context/sdk.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/sdk.tsx
@@ -109,6 +109,9 @@ export const { use: useSDK, provider: SDKProvider } = createSimpleContext({
      get client() {
        return sdk
      },
+      get workspaceID() {
+        return workspaceID
+      },
      directory: props.directory,
      event: emitter,
      fetch: props.fetch ?? fetch,
--- a/packages/opencode/src/cli/cmd/tui/context/theme.tsx
+++ b/packages/opencode/src/cli/cmd/tui/context/theme.tsx
@@ -42,66 +42,13 @@ import { createStore, produce } from "solid-js/store"
 import { Global } from "@/global"
 import { Filesystem } from "@/util/filesystem"
 import { useTuiConfig } from "./tui-config"
+import { isRecord } from "@/util/record"
+import type { TuiThemeCurrent } from "@opencode-ai/plugin/tui"

-type ThemeColors = {
-  primary: RGBA
-  secondary: RGBA
-  accent: RGBA
-  error: RGBA
-  warning: RGBA
-  success: RGBA
-  info: RGBA
-  text: RGBA
-  textMuted: RGBA
-  selectedListItemText: RGBA
-  background: RGBA
-  backgroundPanel: RGBA
-  backgroundElement: RGBA
-  backgroundMenu: RGBA
-  border: RGBA
-  borderActive: RGBA
-  borderSubtle: RGBA
-  diffAdded: RGBA
-  diffRemoved: RGBA
-  diffContext: RGBA
-  diffHunkHeader: RGBA
-  diffHighlightAdded: RGBA
-  diffHighlightRemoved: RGBA
-  diffAddedBg: RGBA
-  diffRemovedBg: RGBA
-  diffContextBg: RGBA
-  diffLineNumber: RGBA
-  diffAddedLineNumberBg: RGBA
-  diffRemovedLineNumberBg: RGBA
-  markdownText: RGBA
-  markdownHeading: RGBA
-  markdownLink: RGBA
-  markdownLinkText: RGBA
-  markdownCode: RGBA
-  markdownBlockQuote: RGBA
-  markdownEmph: RGBA
-  markdownStrong: RGBA
-  markdownHorizontalRule: RGBA
-  markdownListItem: RGBA
-  markdownListEnumeration: RGBA
-  markdownImage: RGBA
-  markdownImageText: RGBA
-  markdownCodeBlock: RGBA
-  syntaxComment: RGBA
-  syntaxKeyword: RGBA
-  syntaxFunction: RGBA
-  syntaxVariable: RGBA
-  syntaxString: RGBA
-  syntaxNumber: RGBA
-  syntaxType: RGBA
-  syntaxOperator: RGBA
-  syntaxPunctuation: RGBA
-}
-
-type Theme = ThemeColors & {
+type Theme = TuiThemeCurrent & {
  _hasSelectedListItemText: boolean
-  thinkingOpacity: number
 }
+type ThemeColor = Exclude<keyof TuiThemeCurrent, "thinkingOpacity">

 export function selectedForeground(theme: Theme, bg?: RGBA): RGBA {
  // If theme explicitly defines selectedListItemText, use it
@@ -128,10 +75,10 @@ type Variant = {
  light: HexColor | RefName
 }
 type ColorValue = HexColor | RefName | Variant | RGBA
-type ThemeJson = {
+export type ThemeJson = {
  $schema?: string
  defs?: Record<string, HexColor | RefName>
-  theme: Omit<Record<keyof ThemeColors, ColorValue>, "selectedListItemText" | "backgroundMenu"> & {
+  theme: Omit<Record<ThemeColor, ColorValue>, "selectedListItemText" | "backgroundMenu"> & {
    selectedListItemText?: ColorValue
    backgroundMenu?: ColorValue
    thinkingOpacity?: number
@@ -174,27 +121,91 @@ export const DEFAULT_THEMES: Record<string, ThemeJson> = {
  carbonfox,
 }

-function resolveTheme(theme: ThemeJson, mode: "dark" | "light") {
+type State = {
+  themes: Record<string, ThemeJson>
+  mode: "dark" | "light"
+  lock: "dark" | "light" | undefined
+  active: string
+  ready: boolean
+}
+
+const pluginThemes: Record<string, ThemeJson> = {}
+let customThemes: Record<string, ThemeJson> = {}
+let systemTheme: ThemeJson | undefined
+
+function listThemes() {
+  // Priority: defaults < plugin installs < custom files < generated system.
+  const themes = {
+    ...DEFAULT_THEMES,
+    ...pluginThemes,
+    ...customThemes,
+  }
+  if (!systemTheme) return themes
+  return {
+    ...themes,
+    system: systemTheme,
+  }
+}
+
+function syncThemes() {
+  setStore("themes", listThemes())
+}
+
+const [store, setStore] = createStore<State>({
+  themes: listThemes(),
+  mode: "dark",
+  lock: undefined,
+  active: "opencode",
+  ready: false,
+})
+
+export function allThemes() {
+  return store.themes
+}
+
+function isTheme(theme: unknown): theme is ThemeJson {
+  if (!isRecord(theme)) return false
+  if (!isRecord(theme.theme)) return false
+  return true
+}
+
+export function hasTheme(name: string) {
+  if (!name) return false
+  return allThemes()[name] !== undefined
+}
+
+export function addTheme(name: string, theme: unknown) {
+  if (!name) return false
+  if (!isTheme(theme)) return false
+  if (hasTheme(name)) return false
+  pluginThemes[name] = theme
+  syncThemes()
+  return true
+}
+
+export function resolveTheme(theme: ThemeJson, mode: "dark" | "light") {
  const defs = theme.defs ?? {}
-  function resolveColor(c: ColorValue): RGBA {
+  function resolveColor(c: ColorValue, chain: string[] = []): RGBA {
    if (c instanceof RGBA) return c
    if (typeof c === "string") {
      if (c === "transparent" || c === "none") return RGBA.fromInts(0, 0, 0, 0)

      if (c.startsWith("#")) return RGBA.fromHex(c)

-      if (defs[c] != null) {
-        return resolveColor(defs[c])
-      } else if (theme.theme[c as keyof ThemeColors] !== undefined) {
-        return resolveColor(theme.theme[c as keyof ThemeColors]!)
-      } else {
+      if (chain.includes(c)) {
+        throw new Error(`Circular color reference: ${[...chain, c].join(" -> ")}`)
+      }
+
+      const next = defs[c] ?? theme.theme[c as ThemeColor]
+      if (next === undefined) {
        throw new Error(`Color reference "${c}" not found in defs or theme`)
      }
+      return resolveColor(next, [...chain, c])
    }
    if (typeof c === "number") {
      return ansiToRgba(c)
    }
-    return resolveColor(c[mode])
+    return resolveColor(c[mode], chain)
  }

  const resolved = Object.fromEntries(
@@ -203,7 +214,7 @@ function resolveTheme(theme: ThemeJson, mode: "dark" | "light") {
      .map(([key, value]) => {
        return [key, resolveColor(value as ColorValue)]
      }),
-  ) as Partial<ThemeColors>
+  ) as Partial<Record<ThemeColor, RGBA>>

  // Handle selectedListItemText separately since it's optional
  const hasSelectedListItemText = theme.theme.selectedListItemText !== undefined
@@ -287,14 +298,18 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
      if (value === "dark" || value === "light") return value
      return
    }
-    const lock = pick(kv.get("theme_mode_lock"))
-    const [store, setStore] = createStore({
-      themes: DEFAULT_THEMES,
-      mode: lock ?? pick(kv.get("theme_mode", props.mode)) ?? props.mode,
-      lock,
-      active: (config.theme ?? kv.get("theme", "opencode")) as string,
-      ready: false,
-    })
+
+    setStore(
+      produce((draft) => {
+        const lock = pick(kv.get("theme_mode_lock"))
+        const mode = pick(kv.get("theme_mode", props.mode))
+        draft.mode = lock ?? mode ?? props.mode
+        draft.lock = lock
+        const active = config.theme ?? kv.get("theme", "opencode")
+        draft.active = typeof active === "string" ? active : "opencode"
+        draft.ready = false
+      }),
+    )

    createEffect(() => {
      const theme = config.theme
@@ -302,52 +317,46 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
    })

    function init() {
-      resolveSystemTheme(store.mode)
-      getCustomThemes()
-        .then((custom) => {
-          setStore(
-            produce((draft) => {
-              Object.assign(draft.themes, custom)
-            }),
-          )
-        })
-        .catch(() => {
-          setStore("active", "opencode")
-        })
-        .finally(() => {
-          if (store.active !== "system") {
-            setStore("ready", true)
-          }
-        })
+      Promise.allSettled([
+        resolveSystemTheme(store.mode),
+        getCustomThemes()
+          .then((custom) => {
+            customThemes = custom
+            syncThemes()
+          })
+          .catch(() => {
+            setStore("active", "opencode")
+          }),
+      ]).finally(() => {
+        setStore("ready", true)
+      })
    }

    onMount(init)

    function resolveSystemTheme(mode: "dark" | "light" = store.mode) {
-      renderer
+      return renderer
        .getPalette({
          size: 16,
        })
-        .then((colors) => {
+        .then((colors: TerminalColors) => {
          if (!colors.palette[0]) {
+            systemTheme = undefined
+            syncThemes()
            if (store.active === "system") {
-              setStore(
-                produce((draft) => {
-                  draft.active = "opencode"
-                  draft.ready = true
-                }),
-              )
+              setStore("active", "opencode")
            }
            return
          }
-          setStore(
-            produce((draft) => {
-              draft.themes.system = generateSystem(colors, mode)
-              if (store.active === "system") {
-                draft.ready = true
-              }
-            }),
-          )
+          systemTheme = generateSystem(colors, mode)
+          syncThemes()
+        })
+        .catch(() => {
+          systemTheme = undefined
+          syncThemes()
+          if (store.active === "system") {
+            setStore("active", "opencode")
+          }
        })
    }

@@ -377,8 +386,16 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
      apply(mode)
    }
    renderer.on(CliRenderEvents.THEME_MODE, handle)
+
+    const refresh = () => {
+      renderer.clearPaletteCache()
+      init()
+    }
+    process.on("SIGUSR2", refresh)
+
    onCleanup(() => {
      renderer.off(CliRenderEvents.THEME_MODE, handle)
+      process.off("SIGUSR2", refresh)
    })

    const values = createMemo(() => {
@@ -403,7 +420,10 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
        return store.active
      },
      all() {
-        return store.themes
+        return allThemes()
+      },
+      has(name: string) {
+        return hasTheme(name)
      },
      syntax,
      subtleSyntax,
@@ -423,8 +443,10 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
        pin(mode)
      },
      set(theme: string) {
+        if (!hasTheme(theme)) return false
        setStore("active", theme)
        kv.set("theme", theme)
+        return true
      },
      get ready() {
        return store.ready
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/home/tips-view.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/home/tips-view.tsx
@@ -1,4 +1,4 @@
-import { createMemo, createSignal, For } from "solid-js"
+import { For } from "solid-js"
 import { DEFAULT_THEMES, useTheme } from "@tui/context/theme"

 const themeCount = Object.keys(DEFAULT_THEMES).length
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/home/tips.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/home/tips.tsx
@@ -0,0 +1,48 @@
+import type { TuiPlugin } from "@opencode-ai/plugin/tui"
+import { createMemo, Show } from "solid-js"
+import { Tips } from "./tips-view"
+
+const id = "internal:home-tips"
+
+function View(props: { show: boolean }) {
+  return (
+    <box height={4} minHeight={0} width="100%" maxWidth={75} alignItems="center" paddingTop={3} flexShrink={1}>
+      <Show when={props.show}>
+        <Tips />
+      </Show>
+    </box>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.command.register(() => [
+    {
+      title: api.kv.get("tips_hidden", false) ? "Show tips" : "Hide tips",
+      value: "tips.toggle",
+      keybind: "tips_toggle",
+      category: "System",
+      hidden: api.route.current.name !== "home",
+      onSelect() {
+        api.kv.set("tips_hidden", !api.kv.get("tips_hidden", false))
+        api.ui.dialog.clear()
+      },
+    },
+  ])
+
+  api.slots.register({
+    order: 100,
+    slots: {
+      home_bottom() {
+        const hidden = createMemo(() => api.kv.get("tips_hidden", false))
+        const first = createMemo(() => api.state.session.count() === 0)
+        const show = createMemo(() => !first() && !hidden())
+        return <View show={show()} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/context.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/context.tsx
@@ -0,0 +1,61 @@
+import type { AssistantMessage } from "@opencode-ai/sdk/v2"
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo } from "solid-js"
+
+const id = "internal:sidebar-context"
+
+const money = new Intl.NumberFormat("en-US", {
+  style: "currency",
+  currency: "USD",
+})
+
+function View(props: { api: TuiPluginApi; session_id: string }) {
+  const theme = () => props.api.theme.current
+  const msg = createMemo(() => props.api.state.session.messages(props.session_id))
+  const cost = createMemo(() => msg().reduce((sum, item) => sum + (item.role === "assistant" ? item.cost : 0), 0))
+
+  const state = createMemo(() => {
+    const last = msg().findLast((item): item is AssistantMessage => item.role === "assistant" && item.tokens.output > 0)
+    if (!last) {
+      return {
+        tokens: 0,
+        percent: null,
+      }
+    }
+
+    const tokens =
+      last.tokens.input + last.tokens.output + last.tokens.reasoning + last.tokens.cache.read + last.tokens.cache.write
+    const model = props.api.state.provider.find((item) => item.id === last.providerID)?.models[last.modelID]
+    return {
+      tokens,
+      percent: model?.limit.context ? Math.round((tokens / model.limit.context) * 100) : null,
+    }
+  })
+
+  return (
+    <box>
+      <text fg={theme().text}>
+        <b>Context</b>
+      </text>
+      <text fg={theme().textMuted}>{state().tokens.toLocaleString()} tokens</text>
+      <text fg={theme().textMuted}>{state().percent ?? 0}% used</text>
+      <text fg={theme().textMuted}>{money.format(cost())} spent</text>
+    </box>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 100,
+    slots: {
+      sidebar_content(_ctx, props) {
+        return <View api={api} session_id={props.session_id} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/files.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/files.tsx
@@ -0,0 +1,60 @@
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo, For, Show, createSignal } from "solid-js"
+
+const id = "internal:sidebar-files"
+
+function View(props: { api: TuiPluginApi; session_id: string }) {
+  const [open, setOpen] = createSignal(true)
+  const theme = () => props.api.theme.current
+  const list = createMemo(() => props.api.state.session.diff(props.session_id))
+
+  return (
+    <Show when={list().length > 0}>
+      <box>
+        <box flexDirection="row" gap={1} onMouseDown={() => list().length > 2 && setOpen((x) => !x)}>
+          <Show when={list().length > 2}>
+            <text fg={theme().text}>{open() ? "▼" : "▶"}</text>
+          </Show>
+          <text fg={theme().text}>
+            <b>Modified Files</b>
+          </text>
+        </box>
+        <Show when={list().length <= 2 || open()}>
+          <For each={list()}>
+            {(item) => (
+              <box flexDirection="row" gap={1} justifyContent="space-between">
+                <text fg={theme().textMuted} wrapMode="none">
+                  {item.file}
+                </text>
+                <box flexDirection="row" gap={1} flexShrink={0}>
+                  <Show when={item.additions}>
+                    <text fg={theme().diffAdded}>+{item.additions}</text>
+                  </Show>
+                  <Show when={item.deletions}>
+                    <text fg={theme().diffRemoved}>-{item.deletions}</text>
+                  </Show>
+                </box>
+              </box>
+            )}
+          </For>
+        </Show>
+      </box>
+    </Show>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 500,
+    slots: {
+      sidebar_content(_ctx, props) {
+        return <View api={api} session_id={props.session_id} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/footer.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/footer.tsx
@@ -0,0 +1,91 @@
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo, Show } from "solid-js"
+import { Global } from "@/global"
+
+const id = "internal:sidebar-footer"
+
+function View(props: { api: TuiPluginApi }) {
+  const theme = () => props.api.theme.current
+  const has = createMemo(() =>
+    props.api.state.provider.some(
+      (item) => item.id !== "opencode" || Object.values(item.models).some((model) => model.cost?.input !== 0),
+    ),
+  )
+  const done = createMemo(() => props.api.kv.get("dismissed_getting_started", false))
+  const show = createMemo(() => !has() && !done())
+  const path = createMemo(() => {
+    const dir = props.api.state.path.directory || process.cwd()
+    const out = dir.replace(Global.Path.home, "~")
+    const text = props.api.state.vcs?.branch ? out + ":" + props.api.state.vcs.branch : out
+    const list = text.split("/")
+    return {
+      parent: list.slice(0, -1).join("/"),
+      name: list.at(-1) ?? "",
+    }
+  })
+
+  return (
+    <box gap={1}>
+      <Show when={show()}>
+        <box
+          backgroundColor={theme().backgroundElement}
+          paddingTop={1}
+          paddingBottom={1}
+          paddingLeft={2}
+          paddingRight={2}
+          flexDirection="row"
+          gap={1}
+        >
+          <text flexShrink={0} fg={theme().text}>
+            ⬖
+          </text>
+          <box flexGrow={1} gap={1}>
+            <box flexDirection="row" justifyContent="space-between">
+              <text fg={theme().text}>
+                <b>Getting started</b>
+              </text>
+              <text fg={theme().textMuted} onMouseDown={() => props.api.kv.set("dismissed_getting_started", true)}>
+                ✕
+              </text>
+            </box>
+            <text fg={theme().textMuted}>OpenCode includes free models so you can start immediately.</text>
+            <text fg={theme().textMuted}>
+              Connect from 75+ providers to use other models, including Claude, GPT, Gemini etc
+            </text>
+            <box flexDirection="row" gap={1} justifyContent="space-between">
+              <text fg={theme().text}>Connect provider</text>
+              <text fg={theme().textMuted}>/connect</text>
+            </box>
+          </box>
+        </box>
+      </Show>
+      <text>
+        <span style={{ fg: theme().textMuted }}>{path().parent}/</span>
+        <span style={{ fg: theme().text }}>{path().name}</span>
+      </text>
+      <text fg={theme().textMuted}>
+        <span style={{ fg: theme().success }}>•</span> <b>Open</b>
+        <span style={{ fg: theme().text }}>
+          <b>Code</b>
+        </span>{" "}
+        <span>{props.api.app.version}</span>
+      </text>
+    </box>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 100,
+    slots: {
+      sidebar_footer() {
+        return <View api={api} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/lsp.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/lsp.tsx
@@ -0,0 +1,64 @@
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo, For, Show, createSignal } from "solid-js"
+
+const id = "internal:sidebar-lsp"
+
+function View(props: { api: TuiPluginApi }) {
+  const [open, setOpen] = createSignal(true)
+  const theme = () => props.api.theme.current
+  const list = createMemo(() => props.api.state.lsp())
+  const off = createMemo(() => props.api.state.config.lsp === false)
+
+  return (
+    <box>
+      <box flexDirection="row" gap={1} onMouseDown={() => list().length > 2 && setOpen((x) => !x)}>
+        <Show when={list().length > 2}>
+          <text fg={theme().text}>{open() ? "▼" : "▶"}</text>
+        </Show>
+        <text fg={theme().text}>
+          <b>LSP</b>
+        </text>
+      </box>
+      <Show when={list().length <= 2 || open()}>
+        <Show when={list().length === 0}>
+          <text fg={theme().textMuted}>
+            {off() ? "LSPs have been disabled in settings" : "LSPs will activate as files are read"}
+          </text>
+        </Show>
+        <For each={list()}>
+          {(item) => (
+            <box flexDirection="row" gap={1}>
+              <text
+                flexShrink={0}
+                style={{
+                  fg: item.status === "connected" ? theme().success : theme().error,
+                }}
+              >
+                •
+              </text>
+              <text fg={theme().textMuted}>
+                {item.id} {item.root}
+              </text>
+            </box>
+          )}
+        </For>
+      </Show>
+    </box>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 300,
+    slots: {
+      sidebar_content() {
+        return <View api={api} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/mcp.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/mcp.tsx
@@ -0,0 +1,94 @@
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo, For, Match, Show, Switch, createSignal } from "solid-js"
+
+const id = "internal:sidebar-mcp"
+
+function View(props: { api: TuiPluginApi }) {
+  const [open, setOpen] = createSignal(true)
+  const theme = () => props.api.theme.current
+  const list = createMemo(() => props.api.state.mcp())
+  const on = createMemo(() => list().filter((item) => item.status === "connected").length)
+  const bad = createMemo(
+    () =>
+      list().filter(
+        (item) =>
+          item.status === "failed" || item.status === "needs_auth" || item.status === "needs_client_registration",
+      ).length,
+  )
+
+  const dot = (status: string) => {
+    if (status === "connected") return theme().success
+    if (status === "failed") return theme().error
+    if (status === "disabled") return theme().textMuted
+    if (status === "needs_auth") return theme().warning
+    if (status === "needs_client_registration") return theme().error
+    return theme().textMuted
+  }
+
+  return (
+    <Show when={list().length > 0}>
+      <box>
+        <box flexDirection="row" gap={1} onMouseDown={() => list().length > 2 && setOpen((x) => !x)}>
+          <Show when={list().length > 2}>
+            <text fg={theme().text}>{open() ? "▼" : "▶"}</text>
+          </Show>
+          <text fg={theme().text}>
+            <b>MCP</b>
+            <Show when={!open()}>
+              <span style={{ fg: theme().textMuted }}>
+                {" "}
+                ({on()} active{bad() > 0 ? `, ${bad()} error${bad() > 1 ? "s" : ""}` : ""})
+              </span>
+            </Show>
+          </text>
+        </box>
+        <Show when={list().length <= 2 || open()}>
+          <For each={list()}>
+            {(item) => (
+              <box flexDirection="row" gap={1}>
+                <text
+                  flexShrink={0}
+                  style={{
+                    fg: dot(item.status),
+                  }}
+                >
+                  •
+                </text>
+                <text fg={theme().text} wrapMode="word">
+                  {item.name}{" "}
+                  <span style={{ fg: theme().textMuted }}>
+                    <Switch fallback={item.status}>
+                      <Match when={item.status === "connected"}>Connected</Match>
+                      <Match when={item.status === "failed"}>
+                        <i>{item.error}</i>
+                      </Match>
+                      <Match when={item.status === "disabled"}>Disabled</Match>
+                      <Match when={item.status === "needs_auth"}>Needs auth</Match>
+                      <Match when={item.status === "needs_client_registration"}>Needs client ID</Match>
+                    </Switch>
+                  </span>
+                </text>
+              </box>
+            )}
+          </For>
+        </Show>
+      </box>
+    </Show>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 200,
+    slots: {
+      sidebar_content() {
+        return <View api={api} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/todo.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/sidebar/todo.tsx
@@ -0,0 +1,46 @@
+import type { TuiPlugin, TuiPluginApi } from "@opencode-ai/plugin/tui"
+import { createMemo, For, Show, createSignal } from "solid-js"
+import { TodoItem } from "../../component/todo-item"
+
+const id = "internal:sidebar-todo"
+
+function View(props: { api: TuiPluginApi; session_id: string }) {
+  const [open, setOpen] = createSignal(true)
+  const theme = () => props.api.theme.current
+  const list = createMemo(() => props.api.state.session.todo(props.session_id))
+  const show = createMemo(() => list().length > 0 && list().some((item) => item.status !== "completed"))
+
+  return (
+    <Show when={show()}>
+      <box>
+        <box flexDirection="row" gap={1} onMouseDown={() => list().length > 2 && setOpen((x) => !x)}>
+          <Show when={list().length > 2}>
+            <text fg={theme().text}>{open() ? "▼" : "▶"}</text>
+          </Show>
+          <text fg={theme().text}>
+            <b>Todo</b>
+          </text>
+        </box>
+        <Show when={list().length <= 2 || open()}>
+          <For each={list()}>{(item) => <TodoItem status={item.status} content={item.content} />}</For>
+        </Show>
+      </box>
+    </Show>
+  )
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.slots.register({
+    order: 400,
+    slots: {
+      sidebar_content(_ctx, props) {
+        return <View api={api} session_id={props.session_id} />
+      },
+    },
+  })
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/feature-plugins/system/plugins.tsx
+++ b/packages/opencode/src/cli/cmd/tui/feature-plugins/system/plugins.tsx
@@ -0,0 +1,262 @@
+import { Keybind } from "@/util/keybind"
+import type { TuiPlugin, TuiPluginApi, TuiPluginStatus } from "@opencode-ai/plugin/tui"
+import { useKeyboard, useTerminalDimensions } from "@opentui/solid"
+import { fileURLToPath } from "url"
+import { DialogSelect, type DialogSelectOption } from "@tui/ui/dialog-select"
+import { createEffect, createMemo, createSignal } from "solid-js"
+
+const id = "internal:plugin-manager"
+const key = Keybind.parse("space").at(0)
+const add = Keybind.parse("shift+i").at(0)
+const tab = Keybind.parse("tab").at(0)
+
+function state(api: TuiPluginApi, item: TuiPluginStatus) {
+  if (!item.enabled) {
+    return <span style={{ fg: api.theme.current.textMuted }}>disabled</span>
+  }
+
+  return (
+    <span style={{ fg: item.active ? api.theme.current.success : api.theme.current.error }}>
+      {item.active ? "active" : "inactive"}
+    </span>
+  )
+}
+
+function source(spec: string) {
+  if (!spec.startsWith("file://")) return
+  return fileURLToPath(spec)
+}
+
+function meta(item: TuiPluginStatus, width: number) {
+  if (item.source === "internal") {
+    if (width >= 120) return "Built-in plugin"
+    return "Built-in"
+  }
+  const next = source(item.spec)
+  if (next) return next
+  return item.spec
+}
+
+function Install(props: { api: TuiPluginApi }) {
+  const [global, setGlobal] = createSignal(false)
+  const [busy, setBusy] = createSignal(false)
+
+  useKeyboard((evt) => {
+    if (evt.name !== "tab") return
+    evt.preventDefault()
+    evt.stopPropagation()
+    if (busy()) return
+    setGlobal((x) => !x)
+  })
+
+  return (
+    <props.api.ui.DialogPrompt
+      title="Install plugin"
+      placeholder="npm package name"
+      description={() => (
+        <box flexDirection="row" gap={1}>
+          <text fg={props.api.theme.current.textMuted}>scope:</text>
+          <text fg={props.api.theme.current.text}>{global() ? "global" : "local"}</text>
+          <text fg={props.api.theme.current.textMuted}>({Keybind.toString(tab)} toggle)</text>
+        </box>
+      )}
+      onConfirm={(raw) => {
+        if (busy()) return
+        const mod = raw.trim()
+        if (!mod) {
+          props.api.ui.toast({
+            variant: "error",
+            message: "Plugin package name is required",
+          })
+          return
+        }
+
+        setBusy(true)
+        props.api.plugins
+          .install(mod, { global: global() })
+          .then((out) => {
+            if (!out.ok) {
+              props.api.ui.toast({
+                variant: "error",
+                message: out.message,
+              })
+              if (out.missing) {
+                props.api.ui.toast({
+                  variant: "info",
+                  message: "Check npm registry/auth settings and try again.",
+                })
+              }
+              show(props.api)
+              return
+            }
+
+            props.api.ui.toast({
+              variant: "success",
+              message: `Installed ${mod} (${global() ? "global" : "local"}: ${out.dir})`,
+            })
+            if (!out.tui) {
+              props.api.ui.toast({
+                variant: "info",
+                message: "Package has no TUI target to load in this app.",
+              })
+              show(props.api)
+              return
+            }
+
+            return props.api.plugins.add(mod).then((ok) => {
+              if (!ok) {
+                props.api.ui.toast({
+                  variant: "warning",
+                  message: "Installed plugin, but runtime load failed. See console/logs; restart TUI to retry.",
+                })
+                show(props.api)
+                return
+              }
+
+              props.api.ui.toast({
+                variant: "success",
+                message: `Loaded ${mod} in current session.`,
+              })
+              show(props.api)
+            })
+          })
+          .finally(() => {
+            setBusy(false)
+          })
+      }}
+      onCancel={() => {
+        show(props.api)
+      }}
+    />
+  )
+}
+
+function row(api: TuiPluginApi, item: TuiPluginStatus, width: number): DialogSelectOption<string> {
+  return {
+    title: item.id,
+    value: item.id,
+    category: item.source === "internal" ? "Internal" : "External",
+    description: meta(item, width),
+    footer: state(api, item),
+    disabled: item.id === id,
+  }
+}
+
+function showInstall(api: TuiPluginApi) {
+  api.ui.dialog.replace(() => <Install api={api} />)
+}
+
+function View(props: { api: TuiPluginApi }) {
+  const size = useTerminalDimensions()
+  const [list, setList] = createSignal(props.api.plugins.list())
+  const [cur, setCur] = createSignal<string | undefined>()
+  const [lock, setLock] = createSignal(false)
+
+  createEffect(() => {
+    const width = size().width
+    if (width >= 128) {
+      props.api.ui.dialog.setSize("xlarge")
+      return
+    }
+    if (width >= 96) {
+      props.api.ui.dialog.setSize("large")
+      return
+    }
+    props.api.ui.dialog.setSize("medium")
+  })
+
+  const rows = createMemo(() =>
+    [...list()]
+      .sort((a, b) => {
+        const x = a.source === "internal" ? 1 : 0
+        const y = b.source === "internal" ? 1 : 0
+        if (x !== y) return x - y
+        return a.id.localeCompare(b.id)
+      })
+      .map((item) => row(props.api, item, size().width)),
+  )
+
+  const flip = (x: string) => {
+    if (lock()) return
+    const item = list().find((entry) => entry.id === x)
+    if (!item) return
+    setLock(true)
+    const task = item.active ? props.api.plugins.deactivate(x) : props.api.plugins.activate(x)
+    task
+      .then((ok) => {
+        if (!ok) {
+          props.api.ui.toast({
+            variant: "error",
+            message: `Failed to update plugin ${item.id}`,
+          })
+        }
+        setList(props.api.plugins.list())
+      })
+      .finally(() => {
+        setLock(false)
+      })
+  }
+
+  return (
+    <DialogSelect
+      title="Plugins"
+      options={rows()}
+      current={cur()}
+      onMove={(item) => setCur(item.value)}
+      keybind={[
+        {
+          title: "toggle",
+          keybind: key,
+          disabled: lock(),
+          onTrigger: (item) => {
+            setCur(item.value)
+            flip(item.value)
+          },
+        },
+        {
+          title: "install",
+          keybind: add,
+          disabled: lock(),
+          onTrigger: () => {
+            showInstall(props.api)
+          },
+        },
+      ]}
+      onSelect={(item) => {
+        setCur(item.value)
+        flip(item.value)
+      }}
+    />
+  )
+}
+
+function show(api: TuiPluginApi) {
+  api.ui.dialog.replace(() => <View api={api} />)
+}
+
+const tui: TuiPlugin = async (api) => {
+  api.command.register(() => [
+    {
+      title: "Plugins",
+      value: "plugins.list",
+      keybind: "plugin_manager",
+      category: "System",
+      onSelect() {
+        show(api)
+      },
+    },
+    {
+      title: "Install plugin",
+      value: "plugins.install",
+      category: "System",
+      onSelect() {
+        showInstall(api)
+      },
+    },
+  ])
+}
+
+export default {
+  id,
+  tui,
+}
--- a/packages/opencode/src/cli/cmd/tui/plugin/api.tsx
+++ b/packages/opencode/src/cli/cmd/tui/plugin/api.tsx
@@ -0,0 +1,406 @@
+import type { ParsedKey } from "@opentui/core"
+import type { TuiDialogSelectOption, TuiPluginApi, TuiRouteDefinition } from "@opencode-ai/plugin/tui"
+import type { useCommandDialog } from "@tui/component/dialog-command"
+import type { useKeybind } from "@tui/context/keybind"
+import type { useRoute } from "@tui/context/route"
+import type { useSDK } from "@tui/context/sdk"
+import type { useSync } from "@tui/context/sync"
+import type { useTheme } from "@tui/context/theme"
+import { Dialog as DialogUI, type useDialog } from "@tui/ui/dialog"
+import type { TuiConfig } from "@/config/tui"
+import { createPluginKeybind } from "../context/plugin-keybinds"
+import type { useKV } from "../context/kv"
+import { DialogAlert } from "../ui/dialog-alert"
+import { DialogConfirm } from "../ui/dialog-confirm"
+import { DialogPrompt } from "../ui/dialog-prompt"
+import { DialogSelect, type DialogSelectOption as SelectOption } from "../ui/dialog-select"
+import type { useToast } from "../ui/toast"
+import { Installation } from "@/installation"
+import { createOpencodeClient, type OpencodeClient } from "@opencode-ai/sdk/v2"
+
+type RouteEntry = {
+  key: symbol
+  render: TuiRouteDefinition["render"]
+}
+
+export type RouteMap = Map<string, RouteEntry[]>
+
+type Input = {
+  command: ReturnType<typeof useCommandDialog>
+  tuiConfig: TuiConfig.Info
+  dialog: ReturnType<typeof useDialog>
+  keybind: ReturnType<typeof useKeybind>
+  kv: ReturnType<typeof useKV>
+  route: ReturnType<typeof useRoute>
+  routes: RouteMap
+  bump: () => void
+  sdk: ReturnType<typeof useSDK>
+  sync: ReturnType<typeof useSync>
+  theme: ReturnType<typeof useTheme>
+  toast: ReturnType<typeof useToast>
+  renderer: TuiPluginApi["renderer"]
+}
+
+type TuiHostPluginApi = TuiPluginApi & {
+  map: Map<string | undefined, OpencodeClient>
+  dispose: () => void
+}
+
+function routeRegister(routes: RouteMap, list: TuiRouteDefinition[], bump: () => void) {
+  const key = Symbol()
+  for (const item of list) {
+    const prev = routes.get(item.name) ?? []
+    prev.push({ key, render: item.render })
+    routes.set(item.name, prev)
+  }
+  bump()
+
+  return () => {
+    for (const item of list) {
+      const prev = routes.get(item.name)
+      if (!prev) continue
+      const next = prev.filter((x) => x.key !== key)
+      if (!next.length) {
+        routes.delete(item.name)
+        continue
+      }
+      routes.set(item.name, next)
+    }
+    bump()
+  }
+}
+
+function routeNavigate(route: ReturnType<typeof useRoute>, name: string, params?: Record<string, unknown>) {
+  if (name === "home") {
+    route.navigate({ type: "home" })
+    return
+  }
+
+  if (name === "session") {
+    const sessionID = params?.sessionID
+    if (typeof sessionID !== "string") return
+    route.navigate({ type: "session", sessionID })
+    return
+  }
+
+  route.navigate({ type: "plugin", id: name, data: params })
+}
+
+function routeCurrent(route: ReturnType<typeof useRoute>): TuiPluginApi["route"]["current"] {
+  if (route.data.type === "home") return { name: "home" }
+  if (route.data.type === "session") {
+    return {
+      name: "session",
+      params: {
+        sessionID: route.data.sessionID,
+        initialPrompt: route.data.initialPrompt,
+      },
+    }
+  }
+
+  return {
+    name: route.data.id,
+    params: route.data.data,
+  }
+}
+
+function mapOption<Value>(item: TuiDialogSelectOption<Value>): SelectOption<Value> {
+  return {
+    ...item,
+    onSelect: () => item.onSelect?.(),
+  }
+}
+
+function pickOption<Value>(item: SelectOption<Value>): TuiDialogSelectOption<Value> {
+  return {
+    title: item.title,
+    value: item.value,
+    description: item.description,
+    footer: item.footer,
+    category: item.category,
+    disabled: item.disabled,
+  }
+}
+
+function mapOptionCb<Value>(cb?: (item: TuiDialogSelectOption<Value>) => void) {
+  if (!cb) return
+  return (item: SelectOption<Value>) => cb(pickOption(item))
+}
+
+function stateApi(sync: ReturnType<typeof useSync>): TuiPluginApi["state"] {
+  return {
+    get ready() {
+      return sync.ready
+    },
+    get config() {
+      return sync.data.config
+    },
+    get provider() {
+      return sync.data.provider
+    },
+    get path() {
+      return sync.data.path
+    },
+    get vcs() {
+      if (!sync.data.vcs) return
+      return {
+        branch: sync.data.vcs.branch,
+      }
+    },
+    workspace: {
+      list() {
+        return sync.data.workspaceList
+      },
+      get(workspaceID) {
+        return sync.workspace.get(workspaceID)
+      },
+    },
+    session: {
+      count() {
+        return sync.data.session.length
+      },
+      diff(sessionID) {
+        return sync.data.session_diff[sessionID] ?? []
+      },
+      todo(sessionID) {
+        return sync.data.todo[sessionID] ?? []
+      },
+      messages(sessionID) {
+        return sync.data.message[sessionID] ?? []
+      },
+      status(sessionID) {
+        return sync.data.session_status[sessionID]
+      },
+      permission(sessionID) {
+        return sync.data.permission[sessionID] ?? []
+      },
+      question(sessionID) {
+        return sync.data.question[sessionID] ?? []
+      },
+    },
+    part(messageID) {
+      return sync.data.part[messageID] ?? []
+    },
+    lsp() {
+      return sync.data.lsp.map((item) => ({ id: item.id, root: item.root, status: item.status }))
+    },
+    mcp() {
+      return Object.entries(sync.data.mcp)
+        .sort(([a], [b]) => a.localeCompare(b))
+        .map(([name, item]) => ({
+          name,
+          status: item.status,
+          error: item.status === "failed" ? item.error : undefined,
+        }))
+    },
+  }
+}
+
+function appApi(): TuiPluginApi["app"] {
+  return {
+    get version() {
+      return Installation.VERSION
+    },
+  }
+}
+
+export function createTuiApi(input: Input): TuiHostPluginApi {
+  const map = new Map<string | undefined, OpencodeClient>()
+  const scoped: TuiPluginApi["scopedClient"] = (workspaceID) => {
+    const hit = map.get(workspaceID)
+    if (hit) return hit
+
+    const next = createOpencodeClient({
+      baseUrl: input.sdk.url,
+      fetch: input.sdk.fetch,
+      directory: input.sync.data.path.directory || input.sdk.directory,
+      experimental_workspaceID: workspaceID,
+    })
+    map.set(workspaceID, next)
+    return next
+  }
+  const workspace: TuiPluginApi["workspace"] = {
+    current() {
+      return input.sdk.workspaceID
+    },
+    set(workspaceID) {
+      input.sdk.setWorkspace(workspaceID)
+    },
+  }
+  const lifecycle: TuiPluginApi["lifecycle"] = {
+    signal: new AbortController().signal,
+    onDispose() {
+      return () => {}
+    },
+  }
+
+  return {
+    app: appApi(),
+    command: {
+      register(cb) {
+        return input.command.register(() => cb())
+      },
+      trigger(value) {
+        input.command.trigger(value)
+      },
+    },
+    route: {
+      register(list) {
+        return routeRegister(input.routes, list, input.bump)
+      },
+      navigate(name, params) {
+        routeNavigate(input.route, name, params)
+      },
+      get current() {
+        return routeCurrent(input.route)
+      },
+    },
+    ui: {
+      Dialog(props) {
+        return (
+          <DialogUI size={props.size} onClose={props.onClose}>
+            {props.children}
+          </DialogUI>
+        )
+      },
+      DialogAlert(props) {
+        return <DialogAlert {...props} />
+      },
+      DialogConfirm(props) {
+        return <DialogConfirm {...props} />
+      },
+      DialogPrompt(props) {
+        return <DialogPrompt {...props} description={props.description} />
+      },
+      DialogSelect(props) {
+        return (
+          <DialogSelect
+            title={props.title}
+            placeholder={props.placeholder}
+            options={props.options.map(mapOption)}
+            flat={props.flat}
+            onMove={mapOptionCb(props.onMove)}
+            onFilter={props.onFilter}
+            onSelect={mapOptionCb(props.onSelect)}
+            skipFilter={props.skipFilter}
+            current={props.current}
+          />
+        )
+      },
+      toast(inputToast) {
+        input.toast.show({
+          title: inputToast.title,
+          message: inputToast.message,
+          variant: inputToast.variant ?? "info",
+          duration: inputToast.duration,
+        })
+      },
+      dialog: {
+        replace(render, onClose) {
+          input.dialog.replace(render, onClose)
+        },
+        clear() {
+          input.dialog.clear()
+        },
+        setSize(size) {
+          input.dialog.setSize(size)
+        },
+        get size() {
+          return input.dialog.size
+        },
+        get depth() {
+          return input.dialog.stack.length
+        },
+        get open() {
+          return input.dialog.stack.length > 0
+        },
+      },
+    },
+    keybind: {
+      match(key, evt: ParsedKey) {
+        return input.keybind.match(key, evt)
+      },
+      print(key) {
+        return input.keybind.print(key)
+      },
+      create(defaults, overrides) {
+        return createPluginKeybind(input.keybind, defaults, overrides)
+      },
+    },
+    get tuiConfig() {
+      return input.tuiConfig
+    },
+    kv: {
+      get(key, fallback) {
+        return input.kv.get(key, fallback)
+      },
+      set(key, value) {
+        input.kv.set(key, value)
+      },
+      get ready() {
+        return input.kv.ready
+      },
+    },
+    state: stateApi(input.sync),
+    get client() {
+      return input.sdk.client
+    },
+    scopedClient: scoped,
+    workspace,
+    event: input.sdk.event,
+    renderer: input.renderer,
+    slots: {
+      register() {
+        throw new Error("slots.register is only available in plugin context")
+      },
+    },
+    plugins: {
+      list() {
+        return []
+      },
+      async activate() {
+        return false
+      },
+      async deactivate() {
+        return false
+      },
+      async add() {
+        return false
+      },
+      async install() {
+        return {
+          ok: false,
+          message: "plugins.install is only available in plugin context",
+        }
+      },
+    },
+    lifecycle,
+    theme: {
+      get current() {
+        return input.theme.theme
+      },
+      get selected() {
+        return input.theme.selected
+      },
+      has(name) {
+        return input.theme.has(name)
+      },
+      set(name) {
+        return input.theme.set(name)
+      },
+      async install(_jsonPath) {
+        throw new Error("theme.install is only available in plugin context")
+      },
+      mode() {
+        return input.theme.mode()
+      },
+      get ready() {
+        return input.theme.ready
+      },
+    },
+    map,
+    dispose() {
+      map.clear()
+    },
+  }
+}
--- a/packages/opencode/src/cli/cmd/tui/plugin/index.ts
+++ b/packages/opencode/src/cli/cmd/tui/plugin/index.ts
@@ -0,0 +1,3 @@
+export { TuiPluginRuntime } from "./runtime"
+export { createTuiApi } from "./api"
+export type { RouteMap } from "./api"
--- a/packages/opencode/src/cli/cmd/tui/plugin/internal.ts
+++ b/packages/opencode/src/cli/cmd/tui/plugin/internal.ts
@@ -0,0 +1,25 @@
+import HomeTips from "../feature-plugins/home/tips"
+import SidebarContext from "../feature-plugins/sidebar/context"
+import SidebarMcp from "../feature-plugins/sidebar/mcp"
+import SidebarLsp from "../feature-plugins/sidebar/lsp"
+import SidebarTodo from "../feature-plugins/sidebar/todo"
+import SidebarFiles from "../feature-plugins/sidebar/files"
+import SidebarFooter from "../feature-plugins/sidebar/footer"
+import PluginManager from "../feature-plugins/system/plugins"
+import type { TuiPlugin, TuiPluginModule } from "@opencode-ai/plugin/tui"
+
+export type InternalTuiPlugin = TuiPluginModule & {
+  id: string
+  tui: TuiPlugin
+}
+
+export const INTERNAL_TUI_PLUGINS: InternalTuiPlugin[] = [
+  HomeTips,
+  SidebarContext,
+  SidebarMcp,
+  SidebarLsp,
+  SidebarTodo,
+  SidebarFiles,
+  SidebarFooter,
+  PluginManager,
+]
--- a/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts
+++ b/packages/opencode/src/cli/cmd/tui/plugin/runtime.ts
@@ -0,0 +1,972 @@
+import "@opentui/solid/runtime-plugin-support"
+import {
+  type TuiDispose,
+  type TuiPlugin,
+  type TuiPluginApi,
+  type TuiPluginInstallResult,
+  type TuiPluginModule,
+  type TuiPluginMeta,
+  type TuiPluginStatus,
+  type TuiTheme,
+} from "@opencode-ai/plugin/tui"
+import path from "path"
+import { fileURLToPath } from "url"
+
+import { Config } from "@/config/config"
+import { TuiConfig } from "@/config/tui"
+import { Log } from "@/util/log"
+import { errorData, errorMessage } from "@/util/error"
+import { isRecord } from "@/util/record"
+import { Instance } from "@/project/instance"
+import {
+  checkPluginCompatibility,
+  getDefaultPlugin,
+  isDeprecatedPlugin,
+  pluginSource,
+  readPluginId,
+  resolvePluginEntrypoint,
+  resolvePluginId,
+  resolvePluginTarget,
+  type PluginSource,
+} from "@/plugin/shared"
+import { PluginMeta } from "@/plugin/meta"
+import { installPlugin as installModulePlugin, patchPluginConfig, readPluginManifest } from "@/plugin/install"
+import { addTheme, hasTheme } from "../context/theme"
+import { Global } from "@/global"
+import { Filesystem } from "@/util/filesystem"
+import { Process } from "@/util/process"
+import { Flag } from "@/flag/flag"
+import { Installation } from "@/installation"
+import { INTERNAL_TUI_PLUGINS, type InternalTuiPlugin } from "./internal"
+import { setupSlots, Slot as View } from "./slots"
+import type { HostPluginApi, HostSlots } from "./slots"
+
+type PluginLoad = {
+  item?: Config.PluginSpec
+  spec: string
+  target: string
+  retry: boolean
+  source: PluginSource | "internal"
+  id: string
+  module: TuiPluginModule
+  install_theme: TuiTheme["install"]
+}
+
+type Api = HostPluginApi
+
+type PluginScope = {
+  lifecycle: TuiPluginApi["lifecycle"]
+  track: (fn: (() => void) | undefined) => () => void
+  dispose: () => Promise<void>
+}
+
+type PluginEntry = {
+  id: string
+  load: PluginLoad
+  meta: TuiPluginMeta
+  plugin: TuiPlugin
+  options: Config.PluginOptions | undefined
+  enabled: boolean
+  scope?: PluginScope
+}
+
+type RuntimeState = {
+  directory: string
+  api: Api
+  slots: HostSlots
+  plugins: PluginEntry[]
+  plugins_by_id: Map<string, PluginEntry>
+  pending: Map<
+    string,
+    {
+      item: Config.PluginSpec
+      meta: TuiConfig.PluginMeta
+    }
+  >
+}
+
+const log = Log.create({ service: "tui.plugin" })
+const DISPOSE_TIMEOUT_MS = 5000
+const KV_KEY = "plugin_enabled"
+
+function fail(message: string, data: Record<string, unknown>) {
+  if (!("error" in data)) {
+    log.error(message, data)
+    console.error(`[tui.plugin] ${message}`, data)
+    return
+  }
+
+  const text = `${message}: ${errorMessage(data.error)}`
+  const next = { ...data, error: errorData(data.error) }
+  log.error(text, next)
+  console.error(`[tui.plugin] ${text}`, next)
+}
+
+type CleanupResult = { type: "ok" } | { type: "error"; error: unknown } | { type: "timeout" }
+
+function runCleanup(fn: () => unknown, ms: number): Promise<CleanupResult> {
+  return new Promise((resolve) => {
+    const timer = setTimeout(() => {
+      resolve({ type: "timeout" })
+    }, ms)
+
+    Promise.resolve()
+      .then(fn)
+      .then(
+        () => {
+          resolve({ type: "ok" })
+        },
+        (error) => {
+          resolve({ type: "error", error })
+        },
+      )
+      .finally(() => {
+        clearTimeout(timer)
+      })
+  })
+}
+
+function isTheme(value: unknown) {
+  if (!isRecord(value)) return false
+  if (!("theme" in value)) return false
+  if (!isRecord(value.theme)) return false
+  return true
+}
+
+function resolveRoot(root: string) {
+  if (root.startsWith("file://")) {
+    const file = fileURLToPath(root)
+    if (root.endsWith("/")) return file
+    return path.dirname(file)
+  }
+  if (path.isAbsolute(root)) return root
+  return path.resolve(process.cwd(), root)
+}
+
+function createThemeInstaller(meta: TuiConfig.PluginMeta, root: string, spec: string): TuiTheme["install"] {
+  return async (file) => {
+    const raw = file.startsWith("file://") ? fileURLToPath(file) : file
+    const src = path.isAbsolute(raw) ? raw : path.resolve(root, raw)
+    const theme = path.basename(src, path.extname(src))
+    if (hasTheme(theme)) return
+
+    const text = await Filesystem.readText(src).catch((error) => {
+      log.warn("failed to read tui plugin theme", { path: spec, theme: src, error })
+      return
+    })
+    if (text === undefined) return
+
+    const fail = Symbol()
+    const data = await Promise.resolve(text)
+      .then((x) => JSON.parse(x))
+      .catch((error) => {
+        log.warn("failed to parse tui plugin theme", { path: spec, theme: src, error })
+        return fail
+      })
+    if (data === fail) return
+
+    if (!isTheme(data)) {
+      log.warn("invalid tui plugin theme", { path: spec, theme: src })
+      return
+    }
+
+    const source_dir = path.dirname(meta.source)
+    const local_dir =
+      path.basename(source_dir) === ".opencode"
+        ? path.join(source_dir, "themes")
+        : path.join(source_dir, ".opencode", "themes")
+    const dest_dir = meta.scope === "local" ? local_dir : path.join(Global.Path.config, "themes")
+    const dest = path.join(dest_dir, `${theme}.json`)
+    if (!(await Filesystem.exists(dest))) {
+      await Filesystem.write(dest, text).catch((error) => {
+        log.warn("failed to persist tui plugin theme", { path: spec, theme: src, dest, error })
+      })
+    }
+
+    addTheme(theme, data)
+  }
+}
+
+async function loadExternalPlugin(
+  item: Config.PluginSpec,
+  meta: TuiConfig.PluginMeta | undefined,
+  retry = false,
+): Promise<PluginLoad | undefined> {
+  const spec = Config.pluginSpecifier(item)
+  if (isDeprecatedPlugin(spec)) return
+  log.info("loading tui plugin", { path: spec, retry })
+  const resolved = await resolvePluginTarget(spec).catch((error) => {
+    fail("failed to resolve tui plugin", { path: spec, retry, error })
+    return
+  })
+  if (!resolved) return
+
+  const source = pluginSource(spec)
+  if (source === "npm") {
+    const ok = await checkPluginCompatibility(resolved, Installation.VERSION)
+      .then(() => true)
+      .catch((error) => {
+        fail("tui plugin incompatible", { path: spec, retry, error })
+        return false
+      })
+    if (!ok) return
+  }
+
+  const target = resolved
+  if (!meta) {
+    fail("missing tui plugin metadata", {
+      path: spec,
+      retry,
+    })
+    return
+  }
+
+  const root = resolveRoot(source === "file" ? spec : target)
+  const install_theme = createThemeInstaller(meta, root, spec)
+  const entry = await resolvePluginEntrypoint(spec, target, "tui").catch((error) => {
+    fail("failed to resolve tui plugin entry", { path: spec, target, retry, error })
+    return
+  })
+  if (!entry) return
+
+  const mod = await import(entry)
+    .then((raw) => {
+      const mod = getDefaultPlugin(raw) as TuiPluginModule | undefined
+      if (!mod?.tui) throw new TypeError(`Plugin ${spec} must default export an object with tui()`)
+      return mod
+    })
+    .catch((error) => {
+      fail("failed to load tui plugin", { path: spec, target: entry, retry, error })
+      return
+    })
+  if (!mod) return
+
+  const id = await resolvePluginId(source, spec, target, readPluginId(mod.id, spec)).catch((error) => {
+    fail("failed to load tui plugin", { path: spec, target, retry, error })
+    return
+  })
+  if (!id) return
+
+  return {
+    item,
+    spec,
+    target,
+    retry,
+    source,
+    id,
+    module: mod,
+    install_theme,
+  }
+}
+
+function createMeta(
+  source: PluginLoad["source"],
+  spec: string,
+  target: string,
+  meta: { state: PluginMeta.State; entry: PluginMeta.Entry } | undefined,
+  id?: string,
+): TuiPluginMeta {
+  if (meta) {
+    return {
+      state: meta.state,
+      ...meta.entry,
+    }
+  }
+
+  const now = Date.now()
+  return {
+    state: source === "internal" ? "same" : "first",
+    id: id ?? spec,
+    source,
+    spec,
+    target,
+    first_time: now,
+    last_time: now,
+    time_changed: now,
+    load_count: 1,
+    fingerprint: target,
+  }
+}
+
+function loadInternalPlugin(item: InternalTuiPlugin): PluginLoad {
+  const spec = item.id
+  const target = spec
+
+  return {
+    spec,
+    target,
+    retry: false,
+    source: "internal",
+    id: item.id,
+    module: item,
+    install_theme: createThemeInstaller(
+      {
+        scope: "global",
+        source: target,
+      },
+      process.cwd(),
+      spec,
+    ),
+  }
+}
+
+function createPluginScope(load: PluginLoad, id: string) {
+  const ctrl = new AbortController()
+  let list: { key: symbol; fn: TuiDispose }[] = []
+  let done = false
+
+  const onDispose = (fn: TuiDispose) => {
+    if (done) return () => {}
+    const key = Symbol()
+    list.push({ key, fn })
+    let drop = false
+    return () => {
+      if (drop) return
+      drop = true
+      list = list.filter((x) => x.key !== key)
+    }
+  }
+
+  const track = (fn: (() => void) | undefined) => {
+    if (!fn) return () => {}
+    const off = onDispose(fn)
+    let drop = false
+    return () => {
+      if (drop) return
+      drop = true
+      off()
+      fn()
+    }
+  }
+
+  const lifecycle: TuiPluginApi["lifecycle"] = {
+    signal: ctrl.signal,
+    onDispose,
+  }
+
+  const dispose = async () => {
+    if (done) return
+    done = true
+    ctrl.abort()
+    const queue = [...list].reverse()
+    list = []
+    const until = Date.now() + DISPOSE_TIMEOUT_MS
+    for (const item of queue) {
+      const left = until - Date.now()
+      if (left <= 0) {
+        fail("timed out cleaning up tui plugin", {
+          path: load.spec,
+          id,
+          timeout: DISPOSE_TIMEOUT_MS,
+        })
+        break
+      }
+
+      const out = await runCleanup(item.fn, left)
+      if (out.type === "ok") continue
+      if (out.type === "timeout") {
+        fail("timed out cleaning up tui plugin", {
+          path: load.spec,
+          id,
+          timeout: DISPOSE_TIMEOUT_MS,
+        })
+        break
+      }
+
+      if (out.type === "error") {
+        fail("failed to clean up tui plugin", {
+          path: load.spec,
+          id,
+          error: out.error,
+        })
+      }
+    }
+  }
+
+  return {
+    lifecycle,
+    track,
+    dispose,
+  }
+}
+
+function readPluginEnabledMap(value: unknown) {
+  if (!isRecord(value)) return {}
+  return Object.fromEntries(
+    Object.entries(value).filter((item): item is [string, boolean] => typeof item[1] === "boolean"),
+  )
+}
+
+function pluginEnabledState(state: RuntimeState, config: TuiConfig.Info) {
+  return {
+    ...readPluginEnabledMap(config.plugin_enabled),
+    ...readPluginEnabledMap(state.api.kv.get(KV_KEY, {})),
+  }
+}
+
+function writePluginEnabledState(api: Api, id: string, enabled: boolean) {
+  api.kv.set(KV_KEY, {
+    ...readPluginEnabledMap(api.kv.get(KV_KEY, {})),
+    [id]: enabled,
+  })
+}
+
+function listPluginStatus(state: RuntimeState): TuiPluginStatus[] {
+  return state.plugins.map((plugin) => ({
+    id: plugin.id,
+    source: plugin.meta.source,
+    spec: plugin.meta.spec,
+    target: plugin.meta.target,
+    enabled: plugin.enabled,
+    active: plugin.scope !== undefined,
+  }))
+}
+
+async function deactivatePluginEntry(state: RuntimeState, plugin: PluginEntry, persist: boolean) {
+  plugin.enabled = false
+  if (persist) writePluginEnabledState(state.api, plugin.id, false)
+  if (!plugin.scope) return true
+  const scope = plugin.scope
+  plugin.scope = undefined
+  await scope.dispose()
+  return true
+}
+
+async function activatePluginEntry(state: RuntimeState, plugin: PluginEntry, persist: boolean) {
+  plugin.enabled = true
+  if (persist) writePluginEnabledState(state.api, plugin.id, true)
+  if (plugin.scope) return true
+
+  const scope = createPluginScope(plugin.load, plugin.id)
+  const api = pluginApi(state, plugin.load, scope, plugin.id)
+  const ok = await Promise.resolve()
+    .then(async () => {
+      await plugin.plugin(api, plugin.options, plugin.meta)
+      return true
+    })
+    .catch((error) => {
+      fail("failed to initialize tui plugin", {
+        path: plugin.load.spec,
+        id: plugin.id,
+        error,
+      })
+      return false
+    })
+
+  if (!ok) {
+    await scope.dispose()
+    return false
+  }
+
+  if (!plugin.enabled) {
+    await scope.dispose()
+    return true
+  }
+
+  plugin.scope = scope
+  return true
+}
+
+async function activatePluginById(state: RuntimeState | undefined, id: string, persist: boolean) {
+  if (!state) return false
+  const plugin = state.plugins_by_id.get(id)
+  if (!plugin) return false
+  return activatePluginEntry(state, plugin, persist)
+}
+
+async function deactivatePluginById(state: RuntimeState | undefined, id: string, persist: boolean) {
+  if (!state) return false
+  const plugin = state.plugins_by_id.get(id)
+  if (!plugin) return false
+  return deactivatePluginEntry(state, plugin, persist)
+}
+
+function pluginApi(runtime: RuntimeState, load: PluginLoad, scope: PluginScope, base: string): TuiPluginApi {
+  const api = runtime.api
+  const host = runtime.slots
+  const command: TuiPluginApi["command"] = {
+    register(cb) {
+      return scope.track(api.command.register(cb))
+    },
+    trigger(value) {
+      api.command.trigger(value)
+    },
+  }
+
+  const route: TuiPluginApi["route"] = {
+    register(list) {
+      return scope.track(api.route.register(list))
+    },
+    navigate(name, params) {
+      api.route.navigate(name, params)
+    },
+    get current() {
+      return api.route.current
+    },
+  }
+
+  const theme: TuiPluginApi["theme"] = Object.assign(Object.create(api.theme), {
+    install: load.install_theme,
+  })
+
+  const event: TuiPluginApi["event"] = {
+    on(type, handler) {
+      return scope.track(api.event.on(type, handler))
+    },
+  }
+
+  let count = 0
+
+  const slots: TuiPluginApi["slots"] = {
+    register(plugin) {
+      const id = count ? `${base}:${count}` : base
+      count += 1
+      scope.track(host.register({ ...plugin, id }))
+      return id
+    },
+  }
+
+  return {
+    app: api.app,
+    command,
+    route,
+    ui: api.ui,
+    keybind: api.keybind,
+    tuiConfig: api.tuiConfig,
+    kv: api.kv,
+    state: api.state,
+    theme,
+    get client() {
+      return api.client
+    },
+    scopedClient: api.scopedClient,
+    workspace: api.workspace,
+    event,
+    renderer: api.renderer,
+    slots,
+    plugins: {
+      list() {
+        return listPluginStatus(runtime)
+      },
+      activate(id) {
+        return activatePluginById(runtime, id, true)
+      },
+      deactivate(id) {
+        return deactivatePluginById(runtime, id, true)
+      },
+      add(spec) {
+        return addPluginBySpec(runtime, spec)
+      },
+      install(spec, options) {
+        return installPluginBySpec(runtime, spec, options?.global)
+      },
+    },
+    lifecycle: scope.lifecycle,
+  }
+}
+
+function collectPluginEntries(load: PluginLoad, meta: TuiPluginMeta) {
+  // TUI stays default-only so plugin ids, lifecycle, and errors remain stable.
+  const plugin = load.module.tui
+  if (!plugin) return []
+  const options = load.item ? Config.pluginOptions(load.item) : undefined
+  return [
+    {
+      id: load.id,
+      load,
+      meta,
+      plugin,
+      options,
+      enabled: true,
+    },
+  ]
+}
+
+function addPluginEntry(state: RuntimeState, plugin: PluginEntry) {
+  if (state.plugins_by_id.has(plugin.id)) {
+    fail("duplicate tui plugin id", {
+      id: plugin.id,
+      path: plugin.load.spec,
+    })
+    return false
+  }
+
+  state.plugins_by_id.set(plugin.id, plugin)
+  state.plugins.push(plugin)
+  return true
+}
+
+function applyInitialPluginEnabledState(state: RuntimeState, config: TuiConfig.Info) {
+  const map = pluginEnabledState(state, config)
+  for (const plugin of state.plugins) {
+    const enabled = map[plugin.id]
+    if (enabled === undefined) continue
+    plugin.enabled = enabled
+  }
+}
+
+async function resolveExternalPlugins(
+  list: Config.PluginSpec[],
+  wait: () => Promise<void>,
+  meta: (item: Config.PluginSpec) => TuiConfig.PluginMeta | undefined,
+) {
+  const loaded = await Promise.all(list.map((item) => loadExternalPlugin(item, meta(item))))
+  const ready: PluginLoad[] = []
+  let deps: Promise<void> | undefined
+
+  for (let i = 0; i < list.length; i++) {
+    let entry = loaded[i]
+    if (!entry) {
+      const item = list[i]
+      if (!item) continue
+      const spec = Config.pluginSpecifier(item)
+      if (pluginSource(spec) !== "file") continue
+      deps ??= wait().catch((error) => {
+        log.warn("failed waiting for tui plugin dependencies", { error })
+      })
+      await deps
+      entry = await loadExternalPlugin(item, meta(item), true)
+    }
+    if (!entry) continue
+    ready.push(entry)
+  }
+
+  return ready
+}
+
+async function addExternalPluginEntries(state: RuntimeState, ready: PluginLoad[]) {
+  if (!ready.length) return { plugins: [] as PluginEntry[], ok: true }
+
+  const meta = await PluginMeta.touchMany(
+    ready.map((item) => ({
+      spec: item.spec,
+      target: item.target,
+      id: item.id,
+    })),
+  ).catch((error) => {
+    log.warn("failed to track tui plugins", { error })
+    return undefined
+  })
+
+  const plugins: PluginEntry[] = []
+  let ok = true
+  for (let i = 0; i < ready.length; i++) {
+    const entry = ready[i]
+    if (!entry) continue
+    const hit = meta?.[i]
+    if (hit && hit.state !== "same") {
+      log.info("tui plugin metadata updated", {
+        path: entry.spec,
+        retry: entry.retry,
+        state: hit.state,
+        source: hit.entry.source,
+        version: hit.entry.version,
+        modified: hit.entry.modified,
+      })
+    }
+
+    const row = createMeta(entry.source, entry.spec, entry.target, hit, entry.id)
+    for (const plugin of collectPluginEntries(entry, row)) {
+      if (!addPluginEntry(state, plugin)) {
+        ok = false
+        continue
+      }
+      plugins.push(plugin)
+    }
+  }
+
+  return { plugins, ok }
+}
+
+function defaultPluginMeta(state: RuntimeState): TuiConfig.PluginMeta {
+  return {
+    scope: "local",
+    source: state.api.state.path.config || path.join(state.directory, ".opencode", "tui.json"),
+  }
+}
+
+function installCause(err: unknown) {
+  if (!err || typeof err !== "object") return
+  if (!("cause" in err)) return
+  return (err as { cause?: unknown }).cause
+}
+
+function installDetail(err: unknown) {
+  const hit = installCause(err) ?? err
+  if (!(hit instanceof Process.RunFailedError)) {
+    return {
+      message: errorMessage(hit),
+      missing: false,
+    }
+  }
+
+  const lines = hit.stderr
+    .toString()
+    .split(/\r?\n/)
+    .map((line) => line.trim())
+    .filter(Boolean)
+  const errs = lines.filter((line) => line.startsWith("error:")).map((line) => line.replace(/^error:\s*/, ""))
+  return {
+    message: errs[0] ?? lines.at(-1) ?? errorMessage(hit),
+    missing: lines.some((line) => line.includes("No version matching")),
+  }
+}
+
+async function addPluginBySpec(state: RuntimeState | undefined, raw: string) {
+  if (!state) return false
+  const spec = raw.trim()
+  if (!spec) return false
+
+  const pending = state.pending.get(spec)
+  const item = pending?.item ?? spec
+  const nextSpec = Config.pluginSpecifier(item)
+  if (state.plugins.some((plugin) => plugin.load.spec === nextSpec)) {
+    state.pending.delete(spec)
+    return true
+  }
+
+  const meta = pending?.meta ?? defaultPluginMeta(state)
+
+  const ready = await Instance.provide({
+    directory: state.directory,
+    fn: () =>
+      resolveExternalPlugins(
+        [item],
+        () => TuiConfig.waitForDependencies(),
+        () => meta,
+      ),
+  }).catch((error) => {
+    fail("failed to add tui plugin", { path: nextSpec, error })
+    return [] as PluginLoad[]
+  })
+  if (!ready.length) {
+    fail("failed to add tui plugin", { path: nextSpec })
+    return false
+  }
+
+  const first = ready[0]
+  if (!first) {
+    fail("failed to add tui plugin", { path: nextSpec })
+    return false
+  }
+  if (state.plugins_by_id.has(first.id)) {
+    state.pending.delete(spec)
+    return true
+  }
+
+  const out = await addExternalPluginEntries(state, [first])
+  let ok = out.ok && out.plugins.length > 0
+  for (const plugin of out.plugins) {
+    const active = await activatePluginEntry(state, plugin, false)
+    if (!active) ok = false
+  }
+
+  if (ok) state.pending.delete(spec)
+  if (!ok) {
+    fail("failed to add tui plugin", { path: nextSpec })
+  }
+  return ok
+}
+
+async function installPluginBySpec(
+  state: RuntimeState | undefined,
+  raw: string,
+  global = false,
+): Promise<TuiPluginInstallResult> {
+  if (!state) {
+    return {
+      ok: false,
+      message: "Plugin runtime is not ready.",
+    }
+  }
+
+  const spec = raw.trim()
+  if (!spec) {
+    return {
+      ok: false,
+      message: "Plugin package name is required",
+    }
+  }
+
+  const dir = state.api.state.path
+  if (!dir.directory) {
+    return {
+      ok: false,
+      message: "Paths are still syncing. Try again in a moment.",
+    }
+  }
+
+  const install = await installModulePlugin(spec)
+  if (!install.ok) {
+    const out = installDetail(install.error)
+    return {
+      ok: false,
+      message: out.message,
+      missing: out.missing,
+    }
+  }
+
+  const manifest = await readPluginManifest(install.target)
+  if (!manifest.ok) {
+    if (manifest.code === "manifest_no_targets") {
+      return {
+        ok: false,
+        message: `"${spec}" does not declare supported targets in package.json`,
+      }
+    }
+
+    return {
+      ok: false,
+      message: `Installed "${spec}" but failed to read ${manifest.file}`,
+    }
+  }
+
+  const patch = await patchPluginConfig({
+    spec,
+    targets: manifest.targets,
+    global,
+    vcs: dir.worktree && dir.worktree !== "/" ? "git" : undefined,
+    worktree: dir.worktree,
+    directory: dir.directory,
+  })
+  if (!patch.ok) {
+    if (patch.code === "invalid_json") {
+      return {
+        ok: false,
+        message: `Invalid JSON in ${patch.file} (${patch.parse} at line ${patch.line}, column ${patch.col})`,
+      }
+    }
+
+    return {
+      ok: false,
+      message: errorMessage(patch.error),
+    }
+  }
+
+  const tui = manifest.targets.find((item) => item.kind === "tui")
+  if (tui) {
+    const file = patch.items.find((item) => item.kind === "tui")?.file
+    state.pending.set(spec, {
+      item: tui.opts ? [spec, tui.opts] : spec,
+      meta: {
+        scope: global ? "global" : "local",
+        source: (file ?? dir.config) || path.join(patch.dir, "tui.json"),
+      },
+    })
+  }
+
+  return {
+    ok: true,
+    dir: patch.dir,
+    tui: Boolean(tui),
+  }
+}
+
+export namespace TuiPluginRuntime {
+  let dir = ""
+  let loaded: Promise<void> | undefined
+  let runtime: RuntimeState | undefined
+  export const Slot = View
+
+  export async function init(api: HostPluginApi) {
+    const cwd = process.cwd()
+    if (loaded) {
+      if (dir !== cwd) {
+        throw new Error(`TuiPluginRuntime.init() called with a different working directory. expected=${dir} got=${cwd}`)
+      }
+      return loaded
+    }
+
+    dir = cwd
+    loaded = load(api)
+    return loaded
+  }
+
+  export function list() {
+    if (!runtime) return []
+    return listPluginStatus(runtime)
+  }
+
+  export async function activatePlugin(id: string) {
+    return activatePluginById(runtime, id, true)
+  }
+
+  export async function deactivatePlugin(id: string) {
+    return deactivatePluginById(runtime, id, true)
+  }
+
+  export async function addPlugin(spec: string) {
+    return addPluginBySpec(runtime, spec)
+  }
+
+  export async function installPlugin(spec: string, options?: { global?: boolean }) {
+    return installPluginBySpec(runtime, spec, options?.global)
+  }
+
+  export async function dispose() {
+    const task = loaded
+    loaded = undefined
+    dir = ""
+    if (task) await task
+    const state = runtime
+    runtime = undefined
+    if (!state) return
+    const queue = [...state.plugins].reverse()
+    for (const plugin of queue) {
+      await deactivatePluginEntry(state, plugin, false)
+    }
+  }
+
+  async function load(api: Api) {
+    const cwd = process.cwd()
+    const slots = setupSlots(api)
+    const next: RuntimeState = {
+      directory: cwd,
+      api,
+      slots,
+      plugins: [],
+      plugins_by_id: new Map(),
+      pending: new Map(),
+    }
+    runtime = next
+
+    await Instance.provide({
+      directory: cwd,
+      fn: async () => {
+        const config = await TuiConfig.get()
+        const plugins = Flag.OPENCODE_PURE ? [] : (config.plugin ?? [])
+        if (Flag.OPENCODE_PURE && config.plugin?.length) {
+          log.info("skipping external tui plugins in pure mode", { count: config.plugin.length })
+        }
+
+        for (const item of INTERNAL_TUI_PLUGINS) {
+          log.info("loading internal tui plugin", { id: item.id })
+          const entry = loadInternalPlugin(item)
+          const meta = createMeta(entry.source, entry.spec, entry.target, undefined, entry.id)
+          for (const plugin of collectPluginEntries(entry, meta)) {
+            addPluginEntry(next, plugin)
+          }
+        }
+
+        const ready = await resolveExternalPlugins(
+          plugins,
+          () => TuiConfig.waitForDependencies(),
+          (item) => config.plugin_meta?.[Config.pluginSpecifier(item)],
+        )
+        await addExternalPluginEntries(next, ready)
+
+        applyInitialPluginEnabledState(next, config)
+        for (const plugin of next.plugins) {
+          if (!plugin.enabled) continue
+          // Keep plugin execution sequential for deterministic side effects:
+          // command registration order affects keybind/command precedence,
+          // route registration is last-wins when ids collide,
+          // and hook chains rely on stable plugin ordering.
+          await activatePluginEntry(next, plugin, false)
+        }
+      },
+    }).catch((error) => {
+      fail("failed to load tui plugins", { directory: cwd, error })
+    })
+  }
+}
--- a/packages/opencode/src/cli/cmd/tui/plugin/slots.tsx
+++ b/packages/opencode/src/cli/cmd/tui/plugin/slots.tsx
@@ -0,0 +1,61 @@
+import { type SlotMode, type TuiPluginApi, type TuiSlotContext, type TuiSlotMap } from "@opencode-ai/plugin/tui"
+import { createSlot, createSolidSlotRegistry, type JSX, type SolidPlugin } from "@opentui/solid"
+import { isRecord } from "@/util/record"
+
+type SlotProps<K extends keyof TuiSlotMap> = {
+  name: K
+  mode?: SlotMode
+  children?: JSX.Element
+} & TuiSlotMap[K]
+
+type Slot = <K extends keyof TuiSlotMap>(props: SlotProps<K>) => JSX.Element | null
+export type HostSlotPlugin = SolidPlugin<TuiSlotMap, TuiSlotContext>
+
+export type HostPluginApi = TuiPluginApi
+export type HostSlots = {
+  register: (plugin: HostSlotPlugin) => () => void
+}
+
+function empty<K extends keyof TuiSlotMap>(_props: SlotProps<K>) {
+  return null
+}
+
+let view: Slot = empty
+
+export const Slot: Slot = (props) => view(props)
+
+function isHostSlotPlugin(value: unknown): value is HostSlotPlugin {
+  if (!isRecord(value)) return false
+  if (typeof value.id !== "string") return false
+  if (!isRecord(value.slots)) return false
+  return true
+}
+
+export function setupSlots(api: HostPluginApi): HostSlots {
+  const reg = createSolidSlotRegistry<TuiSlotMap, TuiSlotContext>(
+    api.renderer,
+    {
+      theme: api.theme,
+    },
+    {
+      onPluginError(event) {
+        console.error("[tui.slot] plugin error", {
+          plugin: event.pluginId,
+          slot: event.slot,
+          phase: event.phase,
+          source: event.source,
+          message: event.error.message,
+        })
+      },
+    },
+  )
+
+  const slot = createSlot<TuiSlotMap, TuiSlotContext>(reg)
+  view = (props) => slot(props)
+  return {
+    register(plugin) {
+      if (!isHostSlotPlugin(plugin)) return () => {}
+      return reg.register(plugin)
+    },
+  }
+}
--- a/packages/opencode/src/cli/cmd/tui/routes/home.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/home.tsx
@@ -1,9 +1,7 @@
 import { Prompt, type PromptRef } from "@tui/component/prompt"
 import { createEffect, createMemo, Match, on, onMount, Show, Switch } from "solid-js"
 import { useTheme } from "@tui/context/theme"
-import { useKeybind } from "@tui/context/keybind"
 import { Logo } from "../component/logo"
-import { Tips } from "../component/tips"
 import { Locale } from "@/util/locale"
 import { useSync } from "../context/sync"
 import { Toast } from "../ui/toast"
@@ -12,20 +10,17 @@ import { useDirectory } from "../context/directory"
 import { useRouteData } from "@tui/context/route"
 import { usePromptRef } from "../context/prompt"
 import { Installation } from "@/installation"
-import { useKV } from "../context/kv"
-import { useCommandDialog } from "../component/dialog-command"
 import { useLocal } from "../context/local"
+import { TuiPluginRuntime } from "../plugin"

 // TODO: what is the best way to do this?
 let once = false

 export function Home() {
  const sync = useSync()
-  const kv = useKV()
  const { theme } = useTheme()
  const route = useRouteData("home")
  const promptRef = usePromptRef()
-  const command = useCommandDialog()
  const mcp = createMemo(() => Object.keys(sync.data.mcp).length > 0)
  const mcpError = createMemo(() => {
    return Object.values(sync.data.mcp).some((x) => x.status === "failed")
@@ -35,30 +30,9 @@ export function Home() {
    return Object.values(sync.data.mcp).filter((x) => x.status === "connected").length
  })

-  const isFirstTimeUser = createMemo(() => sync.data.session.length === 0)
-  const tipsHidden = createMemo(() => kv.get("tips_hidden", false))
-  const showTips = createMemo(() => {
-    // Don't show tips for first-time users
-    if (isFirstTimeUser()) return false
-    return !tipsHidden()
-  })
-
-  command.register(() => [
-    {
-      title: tipsHidden() ? "Show tips" : "Hide tips",
-      value: "tips.toggle",
-      keybind: "tips_toggle",
-      category: "System",
-      onSelect: (dialog) => {
-        kv.set("tips_hidden", !tipsHidden())
-        dialog.clear()
-      },
-    },
-  ])
-
  const Hint = (
-    <Show when={connectedMcpCount() > 0}>
-      <box flexShrink={0} flexDirection="row" gap={1}>
+    <box flexShrink={0} flexDirection="row" gap={1}>
+      <Show when={connectedMcpCount() > 0}>
        <text fg={theme.text}>
          <Switch>
            <Match when={mcpError()}>
@@ -71,8 +45,8 @@ export function Home() {
            </Match>
          </Switch>
        </text>
-      </box>
-    </Show>
+      </Show>
+    </box>
  )

  let prompt: PromptRef
@@ -103,15 +77,15 @@ export function Home() {
  )
  const directory = useDirectory()

-  const keybind = useKeybind()
-
  return (
    <>
      <box flexGrow={1} alignItems="center" paddingLeft={2} paddingRight={2}>
        <box flexGrow={1} minHeight={0} />
        <box height={4} minHeight={0} flexShrink={1} />
        <box flexShrink={0}>
-          <Logo />
+          <TuiPluginRuntime.Slot name="home_logo" mode="replace">
+            <Logo />
+          </TuiPluginRuntime.Slot>
        </box>
        <box height={1} minHeight={0} flexShrink={1} />
        <box width="100%" maxWidth={75} zIndex={1000} paddingTop={1} flexShrink={0}>
@@ -124,11 +98,7 @@ export function Home() {
            workspaceID={route.workspaceID}
          />
        </box>
-        <box height={4} minHeight={0} width="100%" maxWidth={75} alignItems="center" paddingTop={3} flexShrink={1}>
-          <Show when={showTips()}>
-            <Tips />
-          </Show>
-        </box>
+        <TuiPluginRuntime.Slot name="home_bottom" />
        <box flexGrow={1} minHeight={0} />
        <Toast />
      </box>
--- a/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/session/index.tsx
@@ -70,7 +70,6 @@ import { Toast, useToast } from "../../ui/toast"
 import { useKV } from "../../context/kv.tsx"
 import { Editor } from "../../util/editor"
 import stripAnsi from "strip-ansi"
-import { Footer } from "./footer.tsx"
 import { usePromptRef } from "../../context/prompt"
 import { useExit } from "../../context/exit"
 import { Filesystem } from "@/util/filesystem"
--- a/packages/opencode/src/cli/cmd/tui/routes/session/sidebar.tsx
+++ b/packages/opencode/src/cli/cmd/tui/routes/session/sidebar.tsx
@@ -1,72 +1,13 @@
 import { useSync } from "@tui/context/sync"
-import { createMemo, For, Show, Switch, Match } from "solid-js"
-import { createStore } from "solid-js/store"
+import { createMemo, Show } from "solid-js"
 import { useTheme } from "../../context/theme"
-import { Locale } from "@/util/locale"
-import path from "path"
-import type { AssistantMessage } from "@opencode-ai/sdk/v2"
-import { Global } from "@/global"
 import { Installation } from "@/installation"
-import { useKeybind } from "../../context/keybind"
-import { useDirectory } from "../../context/directory"
-import { useKV } from "../../context/kv"
-import { TodoItem } from "../../component/todo-item"
+import { TuiPluginRuntime } from "../../plugin"

 export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
  const sync = useSync()
  const { theme } = useTheme()
-  const session = createMemo(() => sync.session.get(props.sessionID)!)
-  const diff = createMemo(() => sync.data.session_diff[props.sessionID] ?? [])
-  const todo = createMemo(() => sync.data.todo[props.sessionID] ?? [])
-  const messages = createMemo(() => sync.data.message[props.sessionID] ?? [])
-
-  const [expanded, setExpanded] = createStore({
-    mcp: true,
-    diff: true,
-    todo: true,
-    lsp: true,
-  })
-
-  // Sort MCP servers alphabetically for consistent display order
-  const mcpEntries = createMemo(() => Object.entries(sync.data.mcp).sort(([a], [b]) => a.localeCompare(b)))
-
-  // Count connected and error MCP servers for collapsed header display
-  const connectedMcpCount = createMemo(() => mcpEntries().filter(([_, item]) => item.status === "connected").length)
-  const errorMcpCount = createMemo(
-    () =>
-      mcpEntries().filter(
-        ([_, item]) =>
-          item.status === "failed" || item.status === "needs_auth" || item.status === "needs_client_registration",
-      ).length,
-  )
-
-  const cost = createMemo(() => {
-    const total = messages().reduce((sum, x) => sum + (x.role === "assistant" ? x.cost : 0), 0)
-    return new Intl.NumberFormat("en-US", {
-      style: "currency",
-      currency: "USD",
-    }).format(total)
-  })
-
-  const context = createMemo(() => {
-    const last = messages().findLast((x) => x.role === "assistant" && x.tokens.output > 0) as AssistantMessage
-    if (!last) return
-    const total =
-      last.tokens.input + last.tokens.output + last.tokens.reasoning + last.tokens.cache.read + last.tokens.cache.write
-    const model = sync.data.provider.find((x) => x.id === last.providerID)?.models[last.modelID]
-    return {
-      tokens: total.toLocaleString(),
-      percentage: model?.limit.context ? Math.round((total / model.limit.context) * 100) : null,
-    }
-  })
-
-  const directory = useDirectory()
-  const kv = useKV()
-
-  const hasProviders = createMemo(() =>
-    sync.data.provider.some((x) => x.id !== "opencode" || Object.values(x.models).some((y) => y.cost?.input !== 0)),
-  )
-  const gettingStartedDismissed = createMemo(() => kv.get("dismissed_getting_started", false))
+  const session = createMemo(() => sync.session.get(props.sessionID))

  return (
    <Show when={session()}>
@@ -90,230 +31,36 @@ export function Sidebar(props: { sessionID: string; overlay?: boolean }) {
          }}
        >
          <box flexShrink={0} gap={1} paddingRight={1}>
-            <box paddingRight={1}>
-              <text fg={theme.text}>
-                <b>{session().title}</b>
-              </text>
-              <Show when={session().share?.url}>
-                <text fg={theme.textMuted}>{session().share!.url}</text>
-              </Show>
-            </box>
-            <box>
-              <text fg={theme.text}>
-                <b>Context</b>
-              </text>
-              <text fg={theme.textMuted}>{context()?.tokens ?? 0} tokens</text>
-              <text fg={theme.textMuted}>{context()?.percentage ?? 0}% used</text>
-              <text fg={theme.textMuted}>{cost()} spent</text>
-            </box>
-            <Show when={mcpEntries().length > 0}>
-              <box>
-                <box
-                  flexDirection="row"
-                  gap={1}
-                  onMouseDown={() => mcpEntries().length > 2 && setExpanded("mcp", !expanded.mcp)}
-                >
-                  <Show when={mcpEntries().length > 2}>
-                    <text fg={theme.text}>{expanded.mcp ? "▼" : "▶"}</text>
-                  </Show>
-                  <text fg={theme.text}>
-                    <b>MCP</b>
-                    <Show when={!expanded.mcp}>
-                      <span style={{ fg: theme.textMuted }}>
-                        {" "}
-                        ({connectedMcpCount()} active
-                        {errorMcpCount() > 0 ? `, ${errorMcpCount()} error${errorMcpCount() > 1 ? "s" : ""}` : ""})
-                      </span>
-                    </Show>
-                  </text>
-                </box>
-                <Show when={mcpEntries().length <= 2 || expanded.mcp}>
-                  <For each={mcpEntries()}>
-                    {([key, item]) => (
-                      <box flexDirection="row" gap={1}>
-                        <text
-                          flexShrink={0}
-                          style={{
-                            fg: (
-                              {
-                                connected: theme.success,
-                                failed: theme.error,
-                                disabled: theme.textMuted,
-                                needs_auth: theme.warning,
-                                needs_client_registration: theme.error,
-                              } as Record<string, typeof theme.success>
-                            )[item.status],
-                          }}
-                        >
-                          •
-                        </text>
-                        <text fg={theme.text} wrapMode="word">
-                          {key}{" "}
-                          <span style={{ fg: theme.textMuted }}>
-                            <Switch fallback={item.status}>
-                              <Match when={item.status === "connected"}>Connected</Match>
-                              <Match when={item.status === "failed" && item}>{(val) => <i>{val().error}</i>}</Match>
-                              <Match when={item.status === "disabled"}>Disabled</Match>
-                              <Match when={(item.status as string) === "needs_auth"}>Needs auth</Match>
-                              <Match when={(item.status as string) === "needs_client_registration"}>
-                                Needs client ID
-                              </Match>
-                            </Switch>
-                          </span>
-                        </text>
-                      </box>
-                    )}
-                  </For>
-                </Show>
-              </box>
-            </Show>
-            <box>
-              <box
-                flexDirection="row"
-                gap={1}
-                onMouseDown={() => sync.data.lsp.length > 2 && setExpanded("lsp", !expanded.lsp)}
-              >
-                <Show when={sync.data.lsp.length > 2}>
-                  <text fg={theme.text}>{expanded.lsp ? "▼" : "▶"}</text>
-                </Show>
+            <TuiPluginRuntime.Slot
+              name="sidebar_title"
+              mode="single_winner"
+              session_id={props.sessionID}
+              title={session()!.title}
+              share_url={session()!.share?.url}
+            >
+              <box paddingRight={1}>
                <text fg={theme.text}>
-                  <b>LSP</b>
+                  <b>{session()!.title}</b>
                </text>
-              </box>
-              <Show when={sync.data.lsp.length <= 2 || expanded.lsp}>
-                <Show when={sync.data.lsp.length === 0}>
-                  <text fg={theme.textMuted}>
-                    {sync.data.config.lsp === false
-                      ? "LSPs have been disabled in settings"
-                      : "LSPs will activate as files are read"}
-                  </text>
-                </Show>
-                <For each={sync.data.lsp}>
-                  {(item) => (
-                    <box flexDirection="row" gap={1}>
-                      <text
-                        flexShrink={0}
-                        style={{
-                          fg: {
-                            connected: theme.success,
-                            error: theme.error,
-                          }[item.status],
-                        }}
-                      >
-                        •
-                      </text>
-                      <text fg={theme.textMuted}>
-                        {item.id} {item.root}
-                      </text>
-                    </box>
-                  )}
-                </For>
-              </Show>
-            </box>
-            <Show when={todo().length > 0 && todo().some((t) => t.status !== "completed")}>
-              <box>
-                <box
-                  flexDirection="row"
-                  gap={1}
-                  onMouseDown={() => todo().length > 2 && setExpanded("todo", !expanded.todo)}
-                >
-                  <Show when={todo().length > 2}>
-                    <text fg={theme.text}>{expanded.todo ? "▼" : "▶"}</text>
-                  </Show>
-                  <text fg={theme.text}>
-                    <b>Todo</b>
-                  </text>
-                </box>
-                <Show when={todo().length <= 2 || expanded.todo}>
-                  <For each={todo()}>{(todo) => <TodoItem status={todo.status} content={todo.content} />}</For>
+                <Show when={session()!.share?.url}>
+                  <text fg={theme.textMuted}>{session()!.share!.url}</text>
                </Show>
              </box>
-            </Show>
-            <Show when={diff().length > 0}>
-              <box>
-                <box
-                  flexDirection="row"
-                  gap={1}
-                  onMouseDown={() => diff().length > 2 && setExpanded("diff", !expanded.diff)}
-                >
-                  <Show when={diff().length > 2}>
-                    <text fg={theme.text}>{expanded.diff ? "▼" : "▶"}</text>
-                  </Show>
-                  <text fg={theme.text}>
-                    <b>Modified Files</b>
-                  </text>
-                </box>
-                <Show when={diff().length <= 2 || expanded.diff}>
-                  <For each={diff() || []}>
-                    {(item) => {
-                      return (
-                        <box flexDirection="row" gap={1} justifyContent="space-between">
-                          <text fg={theme.textMuted} wrapMode="none">
-                            {item.file}
-                          </text>
-                          <box flexDirection="row" gap={1} flexShrink={0}>
-                            <Show when={item.additions}>
-                              <text fg={theme.diffAdded}>+{item.additions}</text>
-                            </Show>
-                            <Show when={item.deletions}>
-                              <text fg={theme.diffRemoved}>-{item.deletions}</text>
-                            </Show>
-                          </box>
-                        </box>
-                      )
-                    }}
-                  </For>
-                </Show>
-              </box>
-            </Show>
+            </TuiPluginRuntime.Slot>
+            <TuiPluginRuntime.Slot name="sidebar_content" session_id={props.sessionID} />
          </box>
        </scrollbox>

        <box flexShrink={0} gap={1} paddingTop={1}>
-          <Show when={!hasProviders() && !gettingStartedDismissed()}>
-            <box
-              backgroundColor={theme.backgroundElement}
-              paddingTop={1}
-              paddingBottom={1}
-              paddingLeft={2}
-              paddingRight={2}
-              flexDirection="row"
-              gap={1}
-            >
-              <text flexShrink={0} fg={theme.text}>
-                ⬖
-              </text>
-              <box flexGrow={1} gap={1}>
-                <box flexDirection="row" justifyContent="space-between">
-                  <text fg={theme.text}>
-                    <b>Getting started</b>
-                  </text>
-                  <text fg={theme.textMuted} onMouseDown={() => kv.set("dismissed_getting_started", true)}>
-                    ✕
-                  </text>
-                </box>
-                <text fg={theme.textMuted}>OpenCode includes free models so you can start immediately.</text>
-                <text fg={theme.textMuted}>
-                  Connect from 75+ providers to use other models, including Claude, GPT, Gemini etc
-                </text>
-                <box flexDirection="row" gap={1} justifyContent="space-between">
-                  <text fg={theme.text}>Connect provider</text>
-                  <text fg={theme.textMuted}>/connect</text>
-                </box>
-              </box>
-            </box>
-          </Show>
-          <text>
-            <span style={{ fg: theme.textMuted }}>{directory().split("/").slice(0, -1).join("/")}/</span>
-            <span style={{ fg: theme.text }}>{directory().split("/").at(-1)}</span>
-          </text>
-          <text fg={theme.textMuted}>
-            <span style={{ fg: theme.success }}>•</span> <b>Open</b>
-            <span style={{ fg: theme.text }}>
-              <b>Code</b>
-            </span>{" "}
-            <span>{Installation.VERSION}</span>
-          </text>
+          <TuiPluginRuntime.Slot name="sidebar_footer" mode="single_winner" session_id={props.sessionID}>
+            <text fg={theme.textMuted}>
+              <span style={{ fg: theme.success }}>•</span> <b>Open</b>
+              <span style={{ fg: theme.text }}>
+                <b>Code</b>
+              </span>{" "}
+              <span>{Installation.VERSION}</span>
+            </text>
+          </TuiPluginRuntime.Slot>
        </box>
      </box>
    </Show>
--- a/packages/opencode/src/cli/cmd/tui/thread.ts
+++ b/packages/opencode/src/cli/cmd/tui/thread.ts
@@ -6,6 +6,7 @@ import path from "path"
 import { fileURLToPath } from "url"
 import { UI } from "@/cli/ui"
 import { Log } from "@/util/log"
+import { errorMessage } from "@/util/error"
 import { withTimeout } from "@/util/timeout"
 import { withNetworkOptions, resolveNetworkOptions } from "@/cli/network"
 import { Filesystem } from "@/util/filesystem"
@@ -145,7 +146,7 @@ export const TuiThreadCommand = cmd({
      const reload = () => {
        client.call("reload", undefined).catch((err) => {
          Log.Default.warn("worker reload failed", {
-            error: err instanceof Error ? err.message : String(err),
+            error: errorMessage(err),
          })
        })
      }
@@ -162,7 +163,7 @@ export const TuiThreadCommand = cmd({
        process.off("SIGUSR2", reload)
        await withTimeout(client.call("shutdown", undefined), 5000).catch((error) => {
          Log.Default.warn("worker shutdown failed", {
-            error: error instanceof Error ? error.message : String(error),
+            error: errorMessage(error),
          })
        })
        worker.terminate()
--- a/packages/opencode/src/cli/cmd/tui/ui/dialog.tsx
+++ b/packages/opencode/src/cli/cmd/tui/ui/dialog.tsx
@@ -9,7 +9,7 @@ import { Selection } from "@tui/util/selection"

 export function Dialog(
  props: ParentProps<{
-    size?: "medium" | "large"
+    size?: "medium" | "large" | "xlarge"
    onClose: () => void
  }>,
 ) {
@@ -18,6 +18,11 @@ export function Dialog(
  const renderer = useRenderer()

  let dismiss = false
+  const width = () => {
+    if (props.size === "xlarge") return 116
+    if (props.size === "large") return 88
+    return 60
+  }

  return (
    <box
@@ -35,6 +40,7 @@ export function Dialog(
      height={dimensions().height}
      alignItems="center"
      position="absolute"
+      zIndex={3000}
      paddingTop={dimensions().height / 4}
      left={0}
      top={0}
@@ -45,7 +51,7 @@ export function Dialog(
          dismiss = false
          e.stopPropagation()
        }}
-        width={props.size === "large" ? 80 : 60}
+        width={width()}
        maxWidth={dimensions().width - 2}
        backgroundColor={theme.backgroundPanel}
        paddingTop={1}
@@ -62,7 +68,7 @@ function init() {
      element: JSX.Element
      onClose?: () => void
    }[],
-    size: "medium" as "medium" | "large",
+    size: "medium" as "medium" | "large" | "xlarge",
  })

  const renderer = useRenderer()
@@ -72,6 +78,9 @@ function init() {
    if (evt.defaultPrevented) return
    if ((evt.name === "escape" || (evt.ctrl && evt.name === "c")) && renderer.getSelection()?.getSelectedText()) return
    if (evt.name === "escape" || (evt.ctrl && evt.name === "c")) {
+      if (renderer.getSelection()) {
+        renderer.clearSelection()
+      }
      const current = store.stack.at(-1)!
      current.onClose?.()
      setStore("stack", store.stack.slice(0, -1))
@@ -132,7 +141,7 @@ function init() {
    get size() {
      return store.size
    },
-    setSize(size: "medium" | "large") {
+    setSize(size: "medium" | "large" | "xlarge") {
      setStore("size", size)
    },
  }
@@ -151,6 +160,7 @@ export function DialogProvider(props: ParentProps) {
      {props.children}
      <box
        position="absolute"
+        zIndex={3000}
        onMouseDown={(evt) => {
          if (!Flag.OPENCODE_EXPERIMENTAL_DISABLE_COPY_ON_SELECT) return
          if (evt.button !== MouseButton.RIGHT) return