Claude Code v2.1.123
Claude Code v2.1.123 was released on .
Summary
- Fixed OAuth authentication failing with a 401 retry loop when CLAUDECODEDISABLEEXPERIMENTALBETAS=1 is set
Release Context
- This was the 97th Claude Code release of 2026 tracked by Havoptic.
- It shipped the same day as Claude Code v2.1.122 (April 28, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- GitHub Copilot CLI v1.0.40 (May 1, 2026)
- Gemini CLI v0.40.1 (April 30, 2026)
- OpenAI Codex CLI rust-v0.128.0 (April 30, 2026)
- Devin Desktop v2.1.32 (April 29, 2026)
- GitHub Copilot CLI v1.0.39 (April 28, 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 OAuth authentication failing with a 401 retry loop when CLAUDECODEDISABLEEXPERIMENTALBETAS=1 is set
Other Recent Claude Code Releases
- v2.1.215 (July 19, 2026)
- v2.1.214 (July 18, 2026)
- v2.1.212 (July 16, 2026)
- v2.1.211 (July 15, 2026)
- v2.1.210 (July 14, 2026)
All Claude Code releases · All AI coding tool releases on Havoptic