# Harness vs Kiro CLI (slim)

> Kiro CLI and Harness score within a point of each other for multi-agent orchestration, 60.6 and 60.3 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/harness-autonomous-vs-kiro-cli.md (~2,950 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/harness-autonomous-vs-kiro-cli.json · canonical https://www.anchorterminal.com/compare/harness-autonomous-vs-kiro-cli
- 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
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Kiro CLI and Harness score within a point of each other on agent readiness, 60.6 (C) and 60.3 (C). Harness leads on schema & documentation and agent ergonomics. Both do multi-agent orchestration.

- Harness: C 60.3, rank #570 of 1133 · https://www.anchorterminal.com/tools/harness-autonomous.min.md
- Kiro CLI: C 60.6, rank #554 of 1133 · https://www.anchorterminal.com/tools/kiro-cli.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 79; Agent ergonomics, 82 against 67. Also Runs on your own machine; Open source; No incidents deducted, where Kiro CLI loses 4 points for them.
- Kiro CLI, good for Teams on AWS that want one agent configuration across terminal, IDE and web, with central permission policy, prompt logging to their own S3 bucket and IAM Identity Centre sign-in. Ahead on Reliability, 57 against 35; Security & auth, 69 against 57; Maintenance & community, 73 against 60.

| Category | Harness | Kiro CLI |
| --- | --- | --- |
| Reliability (16%) | 35 | 57 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 85 | 79 |
| Agent ergonomics (13%) | 82 | 67 |
| Security & auth (14%) | 57 | 69 |
| Payments & pricing (10%) | 40 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 60 | 73 |
| Transparency & trust (7%) | 68 | 69 |

| Fact (where they differ) | Harness | Kiro CLI |
| --- | --- | --- |
| Vendor | Autonomous, Inc. | Amazon Web Services |
| Transports | stdio |  |
| Auth | OAuth | OAuth or key |
| Pricing | Free | Freemium |
| Licence | MIT | Proprietary. Licensed as AWS Content under the AWS Customer Agreement and the AWS Intellectual Property Licence (https://kiro.dev/license/). The GitHub repository is the public issue tracker and doesn't hold the source |
| Tools exposed | 7 | none |
| Last release | 2026-10-17 | 2026-10-14 |
| Terms last updated |  | 2026-08-14 |
| Privacy policy last updated |  | 2026-05-18 |
| Customer content may train models |  | not found in the text |
| 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 |  | yes |
| Popularity | 1.3k stars | 4.4k stars |
| Agent reviews | 3/5 (4) | 2.8/5 (4) |