core: expose v2 model listing API (#25821)

packages/opencode/src/cli/cmd/debug/index.ts

@@ -16,6 +16,7 @@ import { SkillCommand } from "./skill"
 import { SnapshotCommand } from "./snapshot"
 import { AgentCommand } from "./agent"
 import { StartupCommand } from "./startup"
+import { V2Command } from "./v2"
 
 export const DebugCommand = cmd({
   command: "debug",
@@ -31,6 +32,7 @@ export const DebugCommand = cmd({
       .command(SnapshotCommand)
       .command(StartupCommand)
       .command(AgentCommand)
+      .command(V2Command)
       .command(InfoCommand)
       .command(PathsCommand)
       .command(WaitCommand)

packages/opencode/src/cli/cmd/debug/v2.ts

@@ -0,0 +1,40 @@
+import { EOL } from "os"
+import { Effect, Layer, Option } from "effect"
+import { Catalog } from "@opencode-ai/core/catalog"
+import { effectCmd } from "../../effect-cmd"
+import { PluginBoot } from "@/v2/plugin-boot"
+
+const layer = Catalog.defaultLayer.pipe(Layer.provide(PluginBoot.defaultLayer))
+
+export const V2Command = effectCmd({
+  command: "v2",
+  describe: "debug v2 catalog and built-in plugins",
+  instance: false,
+  handler: Effect.fn("Cli.debug.v2")(function* () {
+    const result = yield* Effect.gen(function* () {
+      const catalog = yield* Catalog.Service
+
+      const providers = (yield* catalog.provider.available()).sort((a, b) => a.id.localeCompare(b.id))
+      const all = (yield* catalog.provider.all()).sort((a, b) => a.id.localeCompare(b.id))
+      return {
+        providers,
+        default: catalog.model
+          .default()
+          .pipe(Effect.map(Option.map((item) => item.id)), Effect.map(Option.getOrUndefined)),
+        small: Object.fromEntries(
+          yield* Effect.all(
+            all.map((provider) =>
+              Effect.map(
+                catalog.model.small(provider.id),
+                (model) => [provider.id, Option.getOrUndefined(Option.map(model, (item) => item.id))] as const,
+              ),
+            ),
+            { concurrency: "unbounded" },
+          ),
+        ),
+      }
+    }).pipe(Effect.provide(layer), Effect.orDie)
+
+    process.stdout.write(JSON.stringify(result, null, 2) + EOL)
+  }),
+})

packages/opencode/src/cli/cmd/tui/routes/session/index.tsx

@@ -64,7 +64,6 @@ import { DialogForkFromTimeline } from "./dialog-fork-from-timeline"
 import { DialogSessionRename } from "../../component/dialog-session-rename"
 import { Sidebar } from "./sidebar"
 import { SubagentFooter } from "./subagent-footer.tsx"
-import { Flag } from "@opencode-ai/core/flag/flag"
 import { LANGUAGE_EXTENSIONS } from "@/lsp/language"
 import parsers from "../../../../../../parsers-config.ts"
 import * as Clipboard from "../../util/clipboard"
@@ -1529,29 +1528,15 @@ function TextPart(props: { last: boolean; part: TextPart; message: AssistantMess
   return (
     <Show when={props.part.text.trim()}>
       <box id={"text-" + props.part.id} paddingLeft={3} marginTop={1} flexShrink={0}>
-        <Switch>
-          <Match when={Flag.OPENCODE_EXPERIMENTAL_MARKDOWN}>
-            <markdown
-              syntaxStyle={syntax()}
-              streaming={true}
-              content={props.part.text.trim()}
-              conceal={ctx.conceal()}
-              fg={theme.markdownText}
-              bg={theme.background}
-            />
-          </Match>
-          <Match when={!Flag.OPENCODE_EXPERIMENTAL_MARKDOWN}>
-            <code
-              filetype="markdown"
-              drawUnstyledText={false}
-              streaming={true}
-              syntaxStyle={syntax()}
-              content={props.part.text.trim()}
-              conceal={ctx.conceal()}
-              fg={theme.text}
-            />
-          </Match>
-        </Switch>
+        <code
+          filetype="markdown"
+          drawUnstyledText={false}
+          streaming={true}
+          syntaxStyle={syntax()}
+          content={props.part.text.trim()}
+          conceal={ctx.conceal()}
+          fg={theme.text}
+        />
       </box>
     </Show>
   )