HarnessRouter / harnessrouter
HarnessRouter Community Edition: the self-hosted, Apache-2.0 edition of the unified interface for agent harnesses. Run Codex, Claude Code, Hermes, PI, DSH, and more through one API, with sessions, streaming, files, cancellation, and failure handling. Implements the Unified Harness Protocol (UHP), an open standard. Your keys, your infrastructure.
Why this job: topics: coding-agent, agent-harness, deepseek-harness, harness-engineering
What it does
HarnessRouter implements the Unified Harness Protocol (UHP) and provides an OpenAI Responses-compatible API, handling persistent sessions, streaming progress, files, artifacts, cancellation, and structured failures.
Get started
No single install command. Read the steps in the README (opens in new tab)
- Maintenance
- Active
- Last commit today
- Stars
- 4,309
- +403 this week
- Licence
- Apache-2.0
- Allows business use
- Downloads for
- None listed
- No release files
- Latest version
- v0.40.2
- Released today
- Built with
- Python
- 64% of the code
Is it looked after?
- Contributors
- 17
- Last 90 days
- Issues
- 77% closed
- 21 still open
- Pull requests
- 510 merged
- 5 waiting
- Releases
- 247
- 30+ in the last year
More: languages, topics and project record
Languages
- Python 64%
- TypeScript 24%
- CSS 5%
- HTML 2%
Topics
- agent-harness
- ai-infrastructure
- open-protocol
- open-source
- unified-api
- agent-api
- open-standard
- unified-interface
- conformance-testing
- self-hosted
- uhp
- unified-harness-protocol
Project record
- JobCoding agents
- StatusFeatured
- Commits835
- Forks476
- Watching29
- Stars in 28 days+832
- CreatedAug 9, 2026
- First seen by usNov 7, 2026
- CheckedNov 9, 2026