# Antigravity CLI vs Harness (slim)

> Harness scores 60.3 (C) to Antigravity CLI's 57.4 (C) for multi-agent orchestration. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/antigravity-cli-vs-harness-autonomous.md (~3,050 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/antigravity-cli-vs-harness-autonomous.json · canonical https://www.anchorterminal.com/compare/antigravity-cli-vs-harness-autonomous
- 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 Antigravity CLI's 57.4 (C), and leads in 5 of 7 scored categories. Antigravity CLI leads on reliability and maintenance & community. Both do multi-agent orchestration.

- Antigravity CLI: C 57.4, rank #674 of 1133 · https://www.anchorterminal.com/tools/antigravity-cli.min.md
- Harness: C 60.3, rank #570 of 1133 · https://www.anchorterminal.com/tools/harness-autonomous.min.md
- Antigravity CLI, good for Developers on Google AI plans or Gemini Enterprise who want a terminal agent with a sandbox on by default and access to several model families, depending on plan. Ahead on Reliability, 43 against 35; Maintenance & community, 68 against 60.
- 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 78; Payments & pricing, 40 against 30; Transparency & trust, 68 against 51. Also Runs on your own machine; Free to start without a card; Open source.

| Category | Antigravity CLI | Harness |
| --- | --- | --- |
| Reliability (16%) | 43 | 35 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 78 | 85 |
| Agent ergonomics (13%) | 78 | 82 |
| Security & auth (14%) | 53 | 57 |
| Payments & pricing (10%) | 30 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 68 | 60 |
| Transparency & trust (7%) | 51 | 68 |

| Fact (where they differ) | Antigravity CLI | Harness |
| --- | --- | --- |
| Vendor | Google | Autonomous, Inc. |
| Transports |  | stdio |
| Auth | OAuth or key | OAuth |
| Pricing | Freemium | Free |
| Licence | Proprietary. The repository holds the README, changelog and examples, with no source and no licence file. Use is under the Google Antigravity Additional Terms of Service, the Google Terms of Service and the Privacy Policy | MIT |
| Tools exposed | none | 7 |
| Last release | 2026-10-08 | 2026-10-17 |
| Terms last updated | no date given |  |
| Privacy policy last updated | 2026-10-01 |  |
| Customer content may train models | yes, with an opt-out |  |
| Terms restrict automated access | not found in the text |  |
| 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 | none | 1.3k stars |
| Agent reviews | none | 3/5 (4) |