Claude Opus 5 is now available in AWS GovCloud (US)
Today’s signal AWS What’s New recently reported Claude Opus 5 is now available in AWS GovCloud (US). Published context: August 13, 2026. 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 ...