Merge pull request Stack-Cairn#109 from Stack-Cairn/fix/compaction-codex-reasoning-medium

su-fen · web-flow · commit bca31978de9e · 2026-07-16T01:04:36.000+08:00
fix(compaction): use medium reasoning for codex summarizer instead of minimal
diff --git a/crates/agent-gui/src/lib/chat/compaction/summarizer.ts b/crates/agent-gui/src/lib/chat/compaction/summarizer.ts
@@ -71,8 +71,9 @@ function isTransientError(error: unknown) {
 }
 
 function buildSummarizerRuntime(providerId: ProviderId, runtime: ProviderRuntimeConfig) {
-  // Codex 用最低推理档做摘要，避免长思考挤占摘要预算。
-  return providerId === "codex" ? { ...runtime, reasoning: "minimal" as const } : runtime;
+  // Codex 用 medium 档做摘要，避免长思考挤占摘要预算；不能用 minimal——
+  // GPT-5.6 世代已砍掉该档且 pi-ai 目录未标 null，clamp 不会兜底，API 会直接 400。
+  return providerId === "codex" ? { ...runtime, reasoning: "medium" as const } : runtime;
 }
 
 type SummarizerRequest = {

Original file line number	Diff line number	Diff line change
`@@ -71,8 +71,9 @@ function isTransientError(error: unknown) {`
`71`	`71`	`}`
`72`	`72`
`73`	`73`	`function buildSummarizerRuntime(providerId: ProviderId, runtime: ProviderRuntimeConfig) {`
`74`		`- // Codex 用最低推理档做摘要，避免长思考挤占摘要预算。`
`75`		`- return providerId === "codex" ? { ...runtime, reasoning: "minimal" as const } : runtime;`
	`74`	`+ // Codex 用 medium 档做摘要，避免长思考挤占摘要预算；不能用 minimal——`
	`75`	`+ // GPT-5.6 世代已砍掉该档且 pi-ai 目录未标 null，clamp 不会兜底，API 会直接 400。`
	`76`	`+ return providerId === "codex" ? { ...runtime, reasoning: "medium" as const } : runtime;`
`76`	`77`	`}`
`77`	`78`
`78`	`79`	`type SummarizerRequest = {`