Claude Code v2.1.173

Claude Code v2.1.173 was released on .

Summary

- Fixed Fable 5 model names with a [1m] suffix not being normali

Release Context

  • This was the 137th Claude Code release of 2026 tracked by Havoptic.
  • It shipped the same day as Claude Code v2.1.172 (June 10, 2026).

Shipped around the same time

Within 3 days of this release, other AI coding tools also shipped:

Compare Claude Code: vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs Kiro CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI

Release Notes

- Fixed Fable 5 model names with a [1m] suffix not being normali

View original release

Other Recent Claude Code Releases

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