fix(bedrock): keep optional thinking opt-in

vincentkoc · vincentkoc · commit d6081f99ff42 · 2026-06-11T11:11:22.000+09:00
diff --git a/docs/providers/bedrock-mantle.md b/docs/providers/bedrock-mantle.md
@@ -42,7 +42,8 @@ Choose your preferred auth method and follow the setup steps.
         Claude Fable 5 and Claude Mythos-class Bedrock models require the Mantle Data Retention API mode `provider_data_share` before invocation. This opt-in allows Bedrock to share prompts and completions with Anthropic and retain them for up to 30 days for trust and safety review.
 
         ```bash
-        curl -X PUT https://bedrock-mantle.us-east-1.api.aws/v1/data_retention \
+        AWS_REGION="${AWS_REGION:-us-east-1}"
+        curl -X PUT "https://bedrock-mantle.${AWS_REGION}.api.aws/v1/data_retention" \
           -H "Authorization: Bearer $AWS_BEARER_TOKEN_BEDROCK" \
           -H "Content-Type: application/json" \
           -d '{ "mode": "provider_data_share" }'
diff --git a/extensions/amazon-bedrock/stream.runtime.test.ts b/extensions/amazon-bedrock/stream.runtime.test.ts
@@ -167,19 +167,16 @@ describe("Bedrock profile endpoint resolution", () => {
 });
 
 describe("Bedrock thinking effort mapping", () => {
-  it("forces adaptive thinking for mandatory Claude models when callers omit reasoning", () => {
+  it("does not force adaptive thinking for optional Claude models when callers omit reasoning", () => {
     const model = bedrockModel({
       id: "anthropic.claude-sonnet-4-6-v1:0",
       name: "Claude Sonnet 4.6",
       reasoning: true,
     });
     const options = testing.resolveSimpleBedrockOptions(model, {});
 
-    expect(options.reasoning).toBe("high");
-    expect(testing.buildAdditionalModelRequestFields(model, options)).toEqual({
-      thinking: { type: "adaptive", display: "summarized" },
-      output_config: { effort: "high" },
-    });
+    expect(options.reasoning).toBeUndefined();
+    expect(testing.buildAdditionalModelRequestFields(model, options)).toBeUndefined();
   });
 
   it("forces adaptive thinking for Bedrock Mythos Preview when callers omit reasoning", () => {
diff --git a/extensions/amazon-bedrock/stream.runtime.ts b/extensions/amazon-bedrock/stream.runtime.ts
@@ -53,7 +53,6 @@ import {
   type ToolResultMessage,
 } from "openclaw/plugin-sdk/llm";
 import {
-  isClaudeAdaptiveThinkingDefaultModelId,
   resolveClaudeFable5ModelIdentity,
   resolveClaudeModelIdentity,
   supportsClaudeAdaptiveThinking,
@@ -592,8 +591,6 @@ function supportsAdaptiveThinking(model: Model<"bedrock-converse-stream">): bool
 function requiresMandatoryAdaptiveThinking(model: Model<"bedrock-converse-stream">): boolean {
   const profileModelId = resolveClaudeProfileNameModelId(model.name);
   return (
-    isClaudeAdaptiveThinkingDefaultModelId(resolveClaudeModelIdentity(model)) ||
-    (profileModelId ? isClaudeAdaptiveThinkingDefaultModelId(profileModelId) : false) ||
     isClaudeMythosPreviewModelId(resolveClaudeModelIdentity(model)) ||
     isClaudeMythosPreviewModelId(profileModelId)
   );
