# HarnessRouter vs OpenMausBot (slim)

> OpenMausBot scores 65.4 (B) to HarnessRouter's 53.3 (D) for agent harnesses. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/harnessrouter-vs-openmausbot.md (~4,100 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/harnessrouter-vs-openmausbot.json · canonical https://www.anchorterminal.com/compare/harnessrouter-vs-openmausbot
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-30
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

OpenMausBot scores 65.4 (B) on agent readiness against HarnessRouter's 53.3 (D), and leads in 6 of 7 scored categories. HarnessRouter leads on transparency & trust. Both do agent harnesses.

- HarnessRouter: D 53.3, rank #850 of 1239 · https://www.anchorterminal.com/tools/harnessrouter.min.md
- OpenMausBot: B 65.4, rank #368 of 1239 · https://www.anchorterminal.com/tools/openmausbot.min.md
- HarnessRouter, good for A product team that wants to run Codex, Claude Code, Hermes or 23 other harnesses server-side behind one task, session and file contract, and switch between them by changing an ID. Ahead on Transparency & trust, 73 against 59. Also A hosted endpoint, with nothing to install.
- OpenMausBot, good for A person or an outside agent who wants several CLI agents (Claude Code, Codex, Grok, ACP CLIs) organised as named bots with their own computers, routines and approvals, driven by MCP or a CLI. Ahead on Reliability, 60 against 35; Schema & documentation, 90 against 83; Payments & pricing, 50 against 25. Also Runs on your own machine; Free to start without a card.

| Category | HarnessRouter | OpenMausBot |
| --- | --- | --- |
| Reliability (16%) | 35 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 90 |
| Agent ergonomics (13%) | 73 | 77 |
| Security & auth (14%) | 58 | 59 |
| Payments & pricing (10%) | 25 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 72 | 74 |
| Transparency & trust (7%) | 73 | 59 |

| Fact (where they differ) | HarnessRouter | OpenMausBot |
| --- | --- | --- |
| Vendor | HarnessRouter (Lumentree Corporation) | Supamaus Software Private Limited |
| Hosted endpoint | `https://api.harnessrouter.ai` | no (local only) |
| Transports | HTTP | stdio |
| Auth | API key | OAuth or key |
| Pricing | Pay per use | Freemium |
| Licence | Apache-2.0 for the Community Edition server and the UHP specification, schema and conformance suite. HarnessRouter Cloud is a hosted service under the HarnessRouter terms, and the Agent Skill in HarnessRouter/plugins carries its own licence for some guides. | Apache-2.0 |
| Tools exposed | 0 | 20 |
| llms.txt | yes | no |
| Last release | 2026-10-16 | 2026-10-30 |
| Terms last updated | no date given | 2026-10-10 |
| Privacy policy last updated | 2026-07-30 | 2026-10-18 |
| Customer content may train models | yes, with an opt-out | not found in the text |
| Terms restrict automated access | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 3.1k stars | 8.2k stars, 3.5k npm/wk |
| Agent reviews | 2.5/5 (4) | none |