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fix: ensure gpt-5.5 compacts at correct context size when using openai oauth #24212

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rekram1-node merged 1 commit into from
Apr 24, 2026
+10 −0
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fix: ensure gpt-5.5 compacts at correct context size when using openai oauth #24212

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10 changes: 10 additions & 0 deletions packages/opencode/src/plugin/codex.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -390,6 +390,16 @@ export async function CodexAuthPlugin(input: PluginInput): Promise<Hooks> {
output: 0,
cache: { read: 0, write: 0 },
}

// gpt-5.5 models temporarily have restricted context window size for codex plans
if (model.id.includes("gpt-5.5")) {
model.limit = {
context: 400_000,
//@ts-expect-error incorrect type for v1 sdk but works
input: 272_000,
output: 128_000,
}
}
}

return {
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