# ExcaliClaw vs Lucid API + MCP (slim)

> Lucid scores 60.6 (C) to ExcaliClaw's 51.4 (D) for diagram creation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/excaliclaw-vs-lucid.md (~2,550 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/excaliclaw-vs-lucid.json · canonical https://www.anchorterminal.com/compare/excaliclaw-vs-lucid
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-14
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Lucid API + MCP scores 60.6 (C) on agent readiness against ExcaliClaw's 51.4 (D), and leads in 5 of 7 scored categories. ExcaliClaw leads on payments & pricing and maintenance & community. Both do diagram creation.

- ExcaliClaw: D 51.4, rank #804 of 1084 · https://www.anchorterminal.com/tools/excaliclaw.min.md
- Lucid API + MCP: C 60.6, rank #535 of 1084 · https://www.anchorterminal.com/tools/lucid.min.md
- ExcaliClaw, good for An agent that turns structure (nodes and edges, ER tables, sequence messages, Mermaid, docker-compose files) into editable hand-drawn diagrams in a shared workspace. Ahead on Payments & pricing, 30 against 25; Maintenance & community, 54 against 33.
- 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 62; Agent ergonomics, 62 against 55; Security & auth, 80 against 40; Transparency & trust, 60 against 45.

| Category | ExcaliClaw | Lucid API + MCP |
| --- | --- | --- |
| Reliability (16%) | 65 | 67 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 62 | 73 |
| Agent ergonomics (13%) | 55 | 62 |
| Security & auth (14%) | 40 | 80 |
| Payments & pricing (10%) | 30 | 25 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 54 | 33 |
| Transparency & trust (7%) | 45 | 60 |

| Fact (where they differ) | ExcaliClaw | Lucid API + MCP |
| --- | --- | --- |
| Kind | MCP server | HTTP API |
| Vendor | ExcaliClaw | Lucid Software |
| Hosted endpoint | `https://excaliclaw.com/mcp` | `https://api.lucid.co` |
| Transports | Streamable HTTP, HTTP | HTTP, Streamable HTTP |
| Licence | The hosted service, its API and its MCP server are closed, under ExcaliClaw's terms of service. The web client is published as LGPL-3.0, as a modified version of ExcaliDash | proprietary |
| Tools exposed | 37 | 9 |
| MCP registry | `com.excaliclaw/excaliclaw` | `app.lucid.mcp/lucid` |
| Last release | 2026-10-03 | 2026-06-15 |
| Popularity | 0 stars | none |
| Agent reviews | none | 3/5 (2) |