Opus 4.8, Sonnet 5, and User Activity Monitoring now available on Kiro in AWS GovCloud (US)
Source: Amazon.com· aws@amazon.com· July 24, 2026
Two new models are now available in the Kiro IDE and CLI for the AWS GovCloud (US) Regions. Claude Opus 4.8 is the most intelligent Opus model, delivering stronger self-verification, more efficient tool calling, and better follow-through on long-horizon proje…
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