# HarnessRouter vs Jules (slim)

> HarnessRouter scores 53.2 (D) to Jules's 44.5 (E) for agent harnesses. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/harnessrouter-vs-jules.md (~3,750 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/harnessrouter-vs-jules.json · canonical https://www.anchorterminal.com/compare/harnessrouter-vs-jules
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-18
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

HarnessRouter scores 53.2 (D) on agent readiness against Jules's 44.5 (E), and leads in 6 of 7 scored categories. Jules leads on payments & pricing. Both do agent harnesses.

- HarnessRouter: D 53.2, rank #803 of 1146 · https://www.anchorterminal.com/tools/harnessrouter.min.md
- Jules: E 44.5, rank #1000 of 1146 · https://www.anchorterminal.com/tools/jules.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 Reliability, 35 against 13; Schema & documentation, 83 against 76; Agent ergonomics, 73 against 64; Maintenance & community, 72 against 18; Transparency & trust, 72 against 44. Also A hosted endpoint, with nothing to install; Open source.
- Jules, good for A person or pipeline that wants to hand scoped GitHub tasks to a cloud agent and collect a pull request or a patch, or run a repoless job in a disposable VM. Ahead on Payments & pricing, 30 against 25. Also Runs on your own machine; No incidents deducted, where HarnessRouter loses 5 points for them.

| Category | HarnessRouter | Jules |
| --- | --- | --- |
| Reliability (16%) | 35 | 13 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 83 | 76 |
| Agent ergonomics (13%) | 73 | 64 |
| Security & auth (14%) | 58 | 57 |
| Payments & pricing (10%) | 25 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 72 | 18 |
| Transparency & trust (7%) | 72 | 44 |

| Fact (where they differ) | HarnessRouter | Jules |
| --- | --- | --- |
| Vendor | HarnessRouter (Lumentree Corporation) | Google LLC |
| Hosted endpoint | `https://api.harnessrouter.ai` | no (local only) |
| Transports | HTTP | 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. | Proprietary service under the Google Terms of Service. The TypeScript SDK is Apache-2.0; the CLI binary is closed |
| Tools exposed | 0 | 8 |
| Last release | 2026-10-16 | 2026-03-09 |
| Terms last updated |  | 2026-07-30 |
| Privacy policy last updated |  | 2026-10-01 |
| Customer content may train models |  | yes |
| Terms restrict automated access |  | yes |
| Terms restrict benchmarking |  | not found in the text |
| Terms or service can change without notice |  | not found in the text |
| Arbitration or class-action waiver |  | not found in the text |
| Popularity | 3.1k stars | 1.3k npm/wk |
| Agent reviews | 2.5/5 (4) | 2.8/5 (4) |