changeset

.changeset/cool-trainers-cheer.md

@@ -0,0 +1,5 @@
+---
+"claude-dev": minor
+---
+
+Add Sonnet 4 to bedrock provider

src/api/providers/bedrock.ts

@@ -47,7 +47,7 @@ export class AwsBedrockHandler implements ApiHandler {
 		}
 
 		const budget_tokens = this.options.thinkingBudgetTokens || 0
-		const reasoningOn = baseModelId.includes("3-7") && budget_tokens !== 0 ? true : false
+		const reasoningOn = (baseModelId.includes("3-7") || baseModelId.includes("4-")) && budget_tokens !== 0 ? true : false
 
 		// Get model info and message indices for caching
 		const userMsgIndices = messages.reduce((acc, msg, index) => (msg.role === "user" ? [...acc, index] : acc), [] as number[])

src/shared/api.ts

@@ -197,8 +197,22 @@ export const anthropicModels = {
 // AWS Bedrock
 // https://docs.aws.amazon.com/bedrock/latest/userguide/conversation-inference.html
 export type BedrockModelId = keyof typeof bedrockModels
-export const bedrockDefaultModelId: BedrockModelId = "anthropic.claude-3-7-sonnet-20250219-v1:0"
+export const bedrockDefaultModelId: BedrockModelId = "anthropic.claude-4-sonnet-20250522-v1:0"
 export const bedrockModels = {
+	"anthropic.claude-4-sonnet-20250522-v1:0": {
+		maxTokens: 8192,
+		contextWindow: 200_000,
+		supportsImages: true,
+		supportsPromptCache: true,
+		inputPrice: 3.0,
+		outputPrice: 15.0,
+		cacheWritesPrice: 3.75,
+		cacheReadsPrice: 0.3,
+		thinkingConfig: {
+			maxBudget: 64000,
+			outputPrice: 15.0,
+		},
+	},
 	"amazon.nova-premier-v1:0": {
 		maxTokens: 10_000,
 		contextWindow: 1_000_000,

webview-ui/src/components/settings/ApiOptions.tsx

@@ -894,8 +894,11 @@ const ApiOptions = ({
 						</div>
 					)}
 					{(selectedModelId === "anthropic.claude-3-7-sonnet-20250219-v1:0" ||
+						selectedModelId === "anthropic.claude-4-sonnet-20250522-v1:0" ||
 						(apiConfiguration?.awsBedrockCustomSelected &&
-							apiConfiguration?.awsBedrockCustomModelBaseId === "anthropic.claude-3-7-sonnet-20250219-v1:0")) && (
+							(apiConfiguration?.awsBedrockCustomModelBaseId === "anthropic.claude-3-7-sonnet-20250219-v1:0" ||
+								apiConfiguration?.awsBedrockCustomModelBaseId ===
+									"anthropic.claude-4-sonnet-20250522-v1:0"))) && (
 						<ThinkingBudgetSlider apiConfiguration={apiConfiguration} setApiConfiguration={setApiConfiguration} />
 					)}
 					<ModelInfoView