1.21.0 (2026-02-05)
Full Changelog: v1.20.0...v1.21.0
Features
- api: Release Claude Opus 4.6, adaptive thinking, and other features (e899e64)
Chores
- ci: remove claude-code-review workflow (31db702)
anthropics/Full Changelog: v1.20.0...v1.21.0
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