# Kroki vs Lucid API + MCP (slim)

> Lucid scores 60.6 (C) to Kroki's 59.2 (C) for diagrams as code. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/kroki-vs-lucid.md (~2,500 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/kroki-vs-lucid.json · canonical https://www.anchorterminal.com/compare/kroki-vs-lucid
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Lucid API + MCP scores 60.6 (C) on agent readiness against Kroki's 59.2 (C), and leads in 2 of 7 scored categories. Kroki leads on reliability, agent ergonomics, payments & pricing and maintenance & community. Both do diagrams as code.

- Kroki: C 59.2, rank #558 of 950 · https://www.anchorterminal.com/tools/kroki.min.md
- Lucid API + MCP: C 60.6, rank #502 of 950 · https://www.anchorterminal.com/tools/lucid.min.md
- Kroki, good for Agents that write diagrams in several text formats and want one render endpoint, on a private network or through the public instance for non-sensitive diagrams. Ahead on Reliability, 74 against 67; Agent ergonomics, 70 against 62; Payments & pricing, 60 against 25; Maintenance & community, 86 against 33. Also No key needed to call it; Open source.
- Lucid API + MCP, good for Organisations already on Lucid that want an agent to create or update diagrams inside governed workspaces, with read-only scopes and audit logs. Ahead on Schema & documentation, 73 against 48; Security & auth, 80 against 56. Also A hosted endpoint, with nothing to install; No incidents deducted, where Kroki loses 5 points for them.

| Category | Kroki | Lucid API + MCP |
| --- | --- | --- |
| Reliability (16%) | 74 | 67 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 48 | 73 |
| Agent ergonomics (13%) | 70 | 62 |
| Security & auth (14%) | 56 | 80 |
| Payments & pricing (10%) | 60 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 86 | 33 |
| Transparency & trust (7%) | 62 | 60 |

| Fact (where they differ) | Kroki | Lucid API + MCP |
| --- | --- | --- |
| Vendor | Yuzu tech | Lucid Software |
| Hosted endpoint | no (local only) | `https://api.lucid.co` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Auth | None | OAuth or key |
| Pricing | Free | Freemium |
| Licence | MIT | proprietary |
| Tools exposed | none | 9 |
| llms.txt | no | yes |
| MCP registry | not listed | `app.lucid.mcp/lucid` |
| Last release | 2026-10-05 | 2026-06-15 |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | couldn't be read |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | 4.4k stars | none |
| Agent reviews | none | 3/5 (2) |