# Leon vs ZeroClaw (slim)

> ZeroClaw scores 70.2 (BB) to Leon's 41 (E) for assistant proactive. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/leon-vs-zeroclaw.md (~2,500 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/leon-vs-zeroclaw.json · canonical https://www.anchorterminal.com/compare/leon-vs-zeroclaw
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-12

ZeroClaw scores 70.2 (BB) on agent readiness against Leon's 41 (E), and leads in 6 of 7 scored categories. Both do assistant proactive.

- Leon: E 41, rank #934 of 986 · https://www.anchorterminal.com/tools/leon.min.md
- ZeroClaw: BB 70.2, rank #161 of 986 · https://www.anchorterminal.com/tools/zeroclaw.min.md
- Leon, good for A developer who wants a self-hosted assistant with memory, computer use and a local model, and who will read the source. Also No incidents deducted, where ZeroClaw loses 3 points for them.
- ZeroClaw, good for One person who wants an assistant on their own hardware that answers on Telegram, Discord, Matrix or email, asks before it writes or runs commands, and works with a local model. Ahead on Reliability, 74 against 32; Schema & documentation, 82 against 33; Agent ergonomics, 72 against 57; Security & auth, 76 against 34; Maintenance & community, 80 against 15. Also Agent-ready, a grade of BB or better.

| Category | Leon | ZeroClaw |
| --- | --- | --- |
| Reliability (16%) | 32 | 74 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 33 | 82 |
| Agent ergonomics (13%) | 57 | 72 |
| Security & auth (14%) | 34 | 76 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 15 | 80 |
| Transparency & trust (7%) | 60 | 64 |

| Fact (where they differ) | Leon | ZeroClaw |
| --- | --- | --- |
| Vendor | Louis Grenard (Leon AI) | ZeroClaw Labs |
| Licence | MIT | MIT OR Apache-2.0 |
| Read-only variant documented | no | yes |
| llms.txt | no | yes |
| Last release | 2023-05-01 | 2026-09-05 |
| Popularity | 18k stars | 33k stars |