OFICIAL AWS What's New

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

What happened
Based on AWS What's New · Aug 13, 2026

AWS GovCloud (US) now provides access to Anthropic’s Claude Opus 5 model via Amazon Bedrock, with zero data retention enabled by default.

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Claude Opus 5 is now available in AWS GovCloud (US)
AWS What's New — Amazon Web Services
Key points
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AWS GovCloud (US) now offers Claude Opus 5 — the most advanced Opus model yet, and compatible with zero data retention (ZDR) — bringing a step-change in coding, long-running agents, and complex professional work to teams building at the highest level.
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It powers dependable agents that run for hours and even overnight, finding paths around obstacles, recovering from errors, and reaching their objectives.
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And it adds deeper reasoning to long documents and higher accuracy to complex analysis, with the largest gains on document-heavy enterprise work.
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Amazon Bedrock offers Claude Opus 5 with zero data retention (ZDR) enabled by default, giving you Opus' top-tier intelligence while meeting your data governance requirements.

Amazon Web Services has made Anthropic’s latest Opus 5 model available in AWS GovCloud (US), including both AWS GovCloud (US-East) and AWS GovCloud (US-West) regions. The model is accessible through the bedrock-runtime endpoint in both regions and via the bedrock-mantle endpoint in US-West. AWS states that zero data retention is enabled by default, aligning with federal data governance requirements. The deployment ensures regional data residency within AWS infrastructure.

Claude Opus 5 is positioned by AWS as an advancement for coding tasks, including navigating large codebases and generating production-quality code. The model is designed to adapt its approach during execution, simulating the behavior of experienced engineers. AWS highlights its ability to support long-running agents that can operate for extended periods, autonomously recovering from errors and completing objectives. These capabilities are intended for teams engaged in complex, high-stakes development work.

AWS emphasizes improvements in reasoning over long documents and accuracy in complex analysis, particularly for enterprise workloads involving extensive documentation. The company notes that the largest gains are observed in document-heavy tasks, suggesting enhanced performance in sectors such as legal, financial, and technical documentation review. The model’s deployment in GovCloud is framed as meeting stringent compliance and security standards required by U.S. government agencies and regulated industries.

Access to Claude Opus 5 in AWS GovCloud (US) is provided through Amazon Bedrock, which includes AWS-managed features such as Guardrails and Knowledge Bases. AWS directs users to its documentation for further details on regional availability and technical specifications. The integration is presented as part of AWS’s broader strategy to offer high-performance AI models within secure, compliant environments tailored to government and enterprise needs.

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