fix(config): add dropReasoningFromHistory config for openai-completions providers (#88068)

chengzhichao-xydt · chengzhichao-xydt · commit fa9e02bedaaa · 2026-05-30T10:06:07.000+08:00
diff --git a/src/agents/transcript-policy.ts b/src/agents/transcript-policy.ts
@@ -274,6 +274,8 @@ function resolveTranscriptPolicyCacheKey(params: {
       workspaceDir: params.workspaceDir,
       env: params.env,
     }),
+    dropReasoningFromHistory:
+      params.config.models?.providers?.[params.provider]?.dropReasoningFromHistory,
   });
 }
 
@@ -331,6 +333,16 @@ export function resolveTranscriptPolicy(params: {
           model: params.model,
         }),
       );
+
+  // Apply user-configured override for reasoning content replay behavior.
+  // Users can set dropReasoningFromHistory: false in provider config to preserve
+  // reasoning/thinking blocks (e.g. reasoning_content) for openai-completions providers.
+  const configuredDropReasoning =
+    params.config?.models?.providers?.[params.provider ?? ""]?.dropReasoningFromHistory;
+  if (typeof configuredDropReasoning === "boolean") {
+    policy.dropReasoningFromHistory = configuredDropReasoning;
+  }
+
   if (cacheConfig && cacheKey) {
     let configCache = transcriptPolicyCache.get(cacheConfig);
     if (!configCache) {
diff --git a/src/config/types.models.ts b/src/config/types.models.ts
@@ -186,6 +186,8 @@ export type ModelProviderConfig = {
   headers?: Record<string, SecretInput>;
   authHeader?: boolean;
   request?: ConfiguredModelProviderRequest;
+  /** If false, preserve reasoning/thinking blocks in replayed history for openai-completions providers. */
+  dropReasoningFromHistory?: boolean;
   models: ModelDefinitionConfig[];
 };
 
diff --git a/src/config/zod-schema.core.ts b/src/config/zod-schema.core.ts
@@ -487,6 +487,8 @@ const ModelProviderSchema = z
     headers: z.record(z.string(), SecretInputSchema.register(sensitive)).optional(),
     authHeader: z.boolean().optional(),
     request: ConfiguredModelProviderRequestSchema,
+    /** If false, preserve reasoning/thinking blocks in replayed history for openai-completions providers. */
+    dropReasoningFromHistory: z.boolean().optional(),
     models: z.array(ModelDefinitionSchema).optional(),
   })
   .strict();
