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Claude Opus 5.5 is now available on AWS GovCloud (US)

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AWS·Sep 22, 2026, 03:00 PMFeatureSecurity-relevantAI-assisted summary

Summary

Claude Opus 5.5 is now available on AWS GovCloud (US) through Amazon Bedrock.
The model delivers higher efficiency, lower token pricing, and cheaper cache reads versus Opus 5.
It ships with zero data retention, regional data residency, and Bedrock guardrails/knowledge‑base features.

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Official source Last checked Oct 6, 2026, 3:04 AM

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