Claude Code v2.1.131
Claude Code v2.1.131 was released on .
Summary
- Fixed VS Code extension failing to activate on Windows due to a hardcoded build path in the bundled SDK (createRequire polyfill bug) - Fixed Mantle endpoint authentication failing with missing x-...
Release Context
- This was the 101st Claude Code release of 2026 tracked by Havoptic.
- It shipped 1 day after Claude Code v2.1.129 (May 5, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- OpenAI Codex CLI rust-v0.130.0 (May 8, 2026)
- GitHub Copilot CLI v1.0.44 (May 8, 2026)
- OpenAI Codex CLI rust-v0.129.0 (May 7, 2026)
- GitHub Copilot CLI v1.0.43 (May 6, 2026)
- Gemini CLI v0.41.2 (May 6, 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 VS Code extension failing to activate on Windows due to a hardcoded build path in the bundled SDK (createRequire polyfill bug)
- Fixed Mantle endpoint authentication failing with missing x-api-key header
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