Claude Code v2.1.55
Claude Code v2.1.55 was released on .
Summary
- Fixed BashTool failing on Windows with EINVAL error
Release Context
- This was the 44th Claude Code release of 2026 tracked by Havoptic.
- It shipped the same day as Claude Code v2.1.53 (February 24, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- Gemini CLI v0.31.0 (February 27, 2026)
- GitHub Copilot CLI v0.0.420 (February 27, 2026)
- Gemini CLI v0.30.1 (February 27, 2026)
- GitHub Copilot CLI v0.0.419 (February 27, 2026)
- OpenAI Codex CLI rust-v0.106.0 (February 26, 2026)
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 BashTool failing on Windows with EINVAL error
Other Recent Claude Code Releases
- v2.1.216 (July 20, 2026)
- v2.1.215 (July 19, 2026)
- v2.1.214 (July 18, 2026)
- v2.1.212 (July 16, 2026)
- v2.1.211 (July 15, 2026)
All Claude Code releases · All AI coding tool releases on Havoptic