Claude Sonnet 4 reportedly still live on Bedrock's US-EAST-1 endpoint

repligate · x · 2026-10-16

A user reports Claude Sonnet 4 is still accessible via AWS Bedrock's US-EAST-1 endpoint, joking hopes that Anthropic 'completely forgot about October 14th in that region' — implying the model has been or is being delisted elsewhere but lingers in this region. Unofficial observation; reason for removal unconfirmed.

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