- What changed
- HAR 1.0 launched as an open-source agent harness providing isolated worktrees, local dashboards, and verifiable proof for AI coding workflows.
- Why you should care
- Open-source harnesses help teams run coding agents with better isolation and validation controls.
- Your move
- Test. Test the harness to evaluate isolation and validation capabilities for coding agents.
- What to watch next
- Community adoption metrics and updates to the HAR plugin ecosystem.
- Event
- release
- Event date
- Oct 20, 2026
- Relevant to
- General AI readers