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
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
- v2.1.300 (October 14, 2026)
- v2.1.299 (October 14, 2026)
- v2.1.296 (October 9, 2026)
- v2.1.295 (October 8, 2026)
- v2.1.294 (October 8, 2026)
Upgrading from v2.1.89? See all 170 releases since.
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