Kiro CLI v2.21.4

Kiro CLI v2.21.4 was released on .

Summary

Kiro CLI 2.21.4 makes finding your work faster with improved session search and streamlines your settings with a unified keyboard experience. We've also upgraded our V2 Harness Flag support for better integration. See what else has changed.

Release Context

  • This was the 45th Kiro CLI release of 2026 tracked by Havoptic.
  • It shipped 10 days after Kiro CLI v2.21.0 (September 1, 2026).
  • Kiro CLI: ships every 4.6 days — 3 releases in the last month.

Why it matters: Find Sessions Faster With New Search Scope.

Shipped around the same time

Within 3 days of this release, other AI coding tools also shipped:

Compare Kiro CLI: vs Claude Code · vs OpenAI Codex CLI · vs Cursor · vs Gemini CLI · vs GitHub Copilot CLI · vs Devin Desktop · vs Antigravity CLI · vs Grok Build

Release Notes

Session Search Scope, V2 Harness Flag, and Unified Settings Keyboard. Learn more ->

View original release

Other Recent Kiro CLI Releases

All Kiro CLI releases · All AI coding tool releases on Havoptic