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Written by AI from the official notes. Check them for exact details.Claude Code 2.1.173 includes two bug fixes for model names and startup warnings.
- Normalized Fable 5 model names by stripping '[1m]' suffix.
- Resolved startup warning for missing sandbox dependencies on Windows.
Why it matters: Users of Claude Code should update to avoid confusion and improve startup experience.
Full release notes2 changes
What's changed
- Fixed Fable 5 model names with a
[1m]suffix not being normalized — Fable 5 includes 1M context by default, so the suffix is now stripped automatically - Fixed a spurious "sandbox dependencies missing" startup warning on Windows when sandbox was enabled in settings