Anthropic: v12.30.0

12.30.0 (2026-06-18)

Full Changelog: Anthropic-v12.29.1...Anthropic-v12.30.0

Features

• api: add support for new code_execution_20260120 tool (7943727)
• helpers: single source for x-stainless-helper + tag the refusal-fallback handler (#56) (d25bd32)

Bug Fixes

• client: bad model definitions (050cd3c)
• compilation errors (#55) (ecd75dd)