# Harness vs Mirror CLI (slim)

> Harness scores 60.3 (C) to Mirror CLI's 54.2 (C) for multi-agent orchestration. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/harness-autonomous-vs-reflection-mirror.md (~2,900 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/harness-autonomous-vs-reflection-mirror.json · canonical https://www.anchorterminal.com/compare/harness-autonomous-vs-reflection-mirror
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-17
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Harness scores 60.3 (C) on agent readiness against Mirror CLI's 54.2 (C), and leads in 4 of 7 scored categories. Mirror CLI leads on payments & pricing. Both do multi-agent orchestration.

- Harness: C 60.3, rank #570 of 1133 · https://www.anchorterminal.com/tools/harness-autonomous.min.md
- Mirror CLI: C 54.2, rank #765 of 1133 · https://www.anchorterminal.com/tools/reflection-mirror.min.md
- Harness, good for A developer who runs Claude Code and Codex on several machines and wants their agents to hand work to each other where the person can watch. Ahead on Schema & documentation, 85 against 65; Agent ergonomics, 82 against 58; Maintenance & community, 60 against 47; Transparency & trust, 68 against 58. Also Runs on your own machine.
- Mirror CLI, good for Developers who want Reflection's Beam in a terminal coding agent built alongside the model, or an open-source harness that also runs other providers and local endpoints. Ahead on Payments & pricing, 60 against 40.

| Category | Harness | Mirror CLI |
| --- | --- | --- |
| Reliability (16%) | 35 | 37 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 85 | 65 |
| Agent ergonomics (13%) | 82 | 58 |
| Security & auth (14%) | 57 | 58 |
| Payments & pricing (10%) | 40 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 60 | 47 |
| Transparency & trust (7%) | 68 | 58 |

| Fact (where they differ) | Harness | Mirror CLI |
| --- | --- | --- |
| Vendor | Autonomous, Inc. | Reflection |
| Transports | stdio |  |
| Auth | OAuth | API key |
| Licence | MIT | Apache-2.0 |
| Tools exposed | 7 | none |
| Last release | 2026-10-17 | 2026-10-16 |
| Popularity | 1.3k stars | none |