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

calendar_today August 13, 2026 person aws@amazon.com domain amazon-q

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. Claude Opus 5 is available via the bedrock-runtime endpoint in both AWS GovCloud (US) regions, and available via the bedrock-mantle endpoint in AWS GovCloud (US-West) Claude Opus 5 delivers advances in coding, understanding and navigating codebases like an experienced engineer and writing production-quality code while adapting its strategy as it

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