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claude_code_releases · Apr 28, 2026 · release
Source brief
v2.1.122
github.comApr 28, 2026
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In brief
What's changed Added ANTHROPIC_BEDROCK_SERVICE_TIER environment variable to select a Bedrock service tier ( default , flex , or priority ), sent as the X-Amzn-Bedrock-Service-Tier header Pasting a PR URL into the /res...
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