From 12f608e0f4602960c3d3fe0ced78e8e2083e5906 Mon Sep 17 00:00:00 2001
From: roboomp <omp@can.ac>
Date: Thu, 18 Jun 2026 21:40:08 +0000
Subject: [PATCH] fix(providers): used neutral bedrock profile metadata

Stopped synthetic Bedrock inference profile ARN models from inheriting Claude Opus reasoning and context metadata.

Fixes #3004
---
 .../coding-agent/src/config/model-resolver.ts  | 18 +++++++++++-------
 .../coding-agent/test/model-resolver.test.ts   |  4 ++++
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/packages/coding-agent/src/config/model-resolver.ts b/packages/coding-agent/src/config/model-resolver.ts
index e9b84120f..e2cb21785 100644
--- a/packages/coding-agent/src/config/model-resolver.ts
+++ b/packages/coding-agent/src/config/model-resolver.ts
@@ -214,17 +214,21 @@ function resolveBedrockInferenceProfileModelId(
 		return undefined;
 	}
 
-	const providerModels = availableModels.filter(model => model.provider.toLowerCase() === AMAZON_BEDROCK_PROVIDER);
-	const defaultModelId = DEFAULT_MODEL_PER_PROVIDER[AMAZON_BEDROCK_PROVIDER];
-	const template =
-		providerModels.find(model => model.id === defaultModelId) ?? pickDefaultAvailableModel(providerModels);
+	const template = availableModels.find(model => model.provider.toLowerCase() === AMAZON_BEDROCK_PROVIDER);
 	if (!template) return undefined;
 
-	return {
-		...template,
+	return buildModel({
 		id: requestedId,
 		name: "Bedrock inference profile",
-	};
+		api: "bedrock-converse-stream",
+		provider: AMAZON_BEDROCK_PROVIDER,
+		baseUrl: template.baseUrl,
+		reasoning: false,
+		input: ["text"],
+		cost: { input: 0, output: 0, cacheRead: 0, cacheWrite: 0 },
+		contextWindow: null,
+		maxTokens: null,
+	});
 }
 
 function resolveBedrockInferenceProfileReference(
diff --git a/packages/coding-agent/test/model-resolver.test.ts b/packages/coding-agent/test/model-resolver.test.ts
index 73d2d26b5..5120e30cc 100644
--- a/packages/coding-agent/test/model-resolver.test.ts
+++ b/packages/coding-agent/test/model-resolver.test.ts
@@ -918,6 +918,10 @@ describe("resolveCliModel", () => {
 		expect(baseResult.model?.api).toBe("bedrock-converse-stream");
 		expect(baseResult.model?.id).toBe(profileArn);
 		expect(baseResult.model?.name).toBe("Bedrock inference profile");
+		expect(baseResult.model?.reasoning).toBe(false);
+		expect(baseResult.model?.thinking).toBeUndefined();
+		expect(baseResult.model?.contextWindow).toBeNull();
+		expect(baseResult.model?.maxTokens).toBeNull();
 		expect(baseResult.thinkingLevel).toBeUndefined();
 		expect(offResult.error).toBeUndefined();
 		expect(offResult.model?.id).toBe(profileArn);