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Introducing Claude Sonnet 4.5 in Amazon Bedrock: Anthropic’s most intelligent model, best for coding and complex agents

AWS News Blog



AWS has announced the availability of Claude Sonnet 4.5 in Amazon Bedrock, a new AI model with significant improvements in coding and complex agent capabilities.

  • Demonstrates advanced performance in tool handling, memory management, and context processing
  • Excels at autonomous long-horizon coding tasks and complex software project development
  • Integrates with Amazon Bedrock AgentCore for building sophisticated AI agents
  • Offers key capabilities like cross-conversation memory and smart context window management
  • Provides practical business value across industries like cybersecurity, finance, and research

The model represents a significant advancement in AI capabilities, offering more reliable and innovative solutions for complex problem-solving and development tasks.



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