diff --git a/src/providers/bedrock/utils/messagesUtils.ts b/src/providers/bedrock/utils/messagesUtils.ts
index 9d7d327d6..b49fb4cdc 100644
--- a/src/providers/bedrock/utils/messagesUtils.ts
+++ b/src/providers/bedrock/utils/messagesUtils.ts
@@ -86,5 +86,8 @@ export const transformToolsConfig = (params: BedrockMessagesParams) => {
       }
     }
   }
+  if (tools.length === 0) {
+    return null;
+  }
   return { tools, toolChoice };
 };