Claude Opus 5 is now available in AWS GovCloud (US)

Published
August 13, 2026
https://aws.amazon.com/about-aws/whats-new/2026/07/claude-opus-5-aws-govcloud/

AWS GovCloud (US) Release Notes

AWS GovCloud (US) now offers Claude Opus 5, the most advanced Opus model yet, compatible with zero data retention (ZDR). This model enhances coding, long-running agents, and complex professional work for teams.

Features:

  • Advances in coding and understanding codebases
  • Powerful agents that run for hours, recover from errors, and reach objectives
  • Deeper reasoning for long documents and higher accuracy for complex analysis

Availability:

  • Via the bedrock-runtime endpoint in both AWS GovCloud (US) regions
  • Via the bedrock-mantle endpoint in AWS GovCloud (US-West)

Zero Data Retention (ZDR):

  • Enabled by default in Amazon Bedrock
  • Meets data governance requirements
  • Keeps data within AWS infrastructure with regional data residency
  • Provides access through a unified service with AWS-managed features like Guardrails and Knowledge Bases

What to do

  • Explore the new capabilities of Claude Opus 5
  • Utilize the bedrock-runtime and bedrock-mantle endpoints
  • Review the Amazon Bedrock documentation for more information

Source: AWS release notes




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