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fix(compaction): budget retained tail with media

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This commit is contained in:
Shoubhit Dash
2026-04-16 17:30:29 +05:30
parent 2e18a603f0
commit 42771c1db3
4 changed files with 84 additions and 30 deletions
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24
packages/opencode/src/session/overflow.ts
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@@ -5,18 +5,22 @@ import type { MessageV2 } from "./message-v2"
const COMPACTION_BUFFER = 20_000
export function isOverflow(input: { cfg: Config.Info; tokens: MessageV2.Assistant["tokens"]; model: Provider.Model }) {
if (input.cfg.compaction?.auto === false) return false
export function usable(input: { cfg: Config.Info; model: Provider.Model }) {
const context = input.model.limit.context
if (context === 0) return false
const count =
input.tokens.total || input.tokens.input + input.tokens.output + input.tokens.cache.read + input.tokens.cache.write
if (context === 0) return 0
const reserved =
input.cfg.compaction?.reserved ?? Math.min(COMPACTION_BUFFER, ProviderTransform.maxOutputTokens(input.model))
const usable = input.model.limit.input
? input.model.limit.input - reserved
: context - ProviderTransform.maxOutputTokens(input.model)
return count >= usable
return input.model.limit.input
? Math.max(0, input.model.limit.input - reserved)
: Math.max(0, context - ProviderTransform.maxOutputTokens(input.model))
}
export function isOverflow(input: { cfg: Config.Info; tokens: MessageV2.Assistant["tokens"]; model: Provider.Model }) {
if (input.cfg.compaction?.auto === false) return false
if (input.model.limit.context === 0) return false
const count =
input.tokens.total || input.tokens.input + input.tokens.output + input.tokens.cache.read + input.tokens.cache.write
return count >= usable(input)
}