Claude Code v2.1.89
Claude Code v2.1.89 was released on .
Summary
- Added "defer" permission decision to PreToolUse hooks — headless sessions can pause at a tool call and resume with -p --resume to have the hook re-evaluate - Added CLAUDECODENOFLICKER=1 environme...
Release Context
- This was the 72nd Claude Code release of 2026 tracked by Havoptic.
- It shipped 1 day after Claude Code v2.1.88 (March 30, 2026).
Shipped around the same time
Within 3 days of this release, other AI coding tools also shipped:
- GitHub Copilot CLI v1.0.17 (April 3, 2026)
- GitHub Copilot CLI v1.0.16 (April 2, 2026)
- Cursor v3.0 (April 2, 2026)
- Gemini CLI v0.36.0 (April 1, 2026)
- GitHub Copilot CLI v1.0.15 (April 1, 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
- Added "defer" permission decision to PreToolUse hooks — headless sessions can pause at a tool call and resume with -p --resume to have the hook re-evaluate
- Added CLAUDECODENOFLICKER=1 environment variable to opt into flicker-free alt-screen rendering with virtuali
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