# ExcaliClaw vs Structurizr + MCP (slim)

> Structurizr scores 59.9 (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-structurizr.md (~2,550 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/excaliclaw-vs-structurizr.json · canonical https://www.anchorterminal.com/compare/excaliclaw-vs-structurizr
- 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

Structurizr + MCP scores 59.9 (C) on agent readiness against ExcaliClaw's 51.4 (D), and leads in 5 of 7 scored categories. Both do diagram creation.

- ExcaliClaw: D 51.4, rank #804 of 1084 · https://www.anchorterminal.com/tools/excaliclaw.min.md
- Structurizr + MCP: C 59.9, rank #565 of 1084 · https://www.anchorterminal.com/tools/structurizr.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.
- Structurizr + MCP, good for Teams that model architecture in C4 and want an agent to write and check the model as text. Ahead on Reliability, 73 against 65; Payments & pricing, 50 against 30; Maintenance & community, 68 against 54; Transparency & trust, 77 against 45. Also Open source.

| Category | ExcaliClaw | Structurizr + MCP |
| --- | --- | --- |
| Reliability (16%) | 65 | 73 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 62 | 61 |
| Agent ergonomics (13%) | 55 | 55 |
| Security & auth (14%) | 40 | 43 |
| Payments & pricing (10%) | 30 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 54 | 68 |
| Transparency & trust (7%) | 45 | 77 |

| Fact (where they differ) | ExcaliClaw | Structurizr + MCP |
| --- | --- | --- |
| Kind | MCP server | HTTP API |
| Vendor | ExcaliClaw | Structurizr |
| Hosted endpoint | `https://excaliclaw.com/mcp` | `https://mcp.structurizr.com/mcp` |
| 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 | Apache-2.0 |
| Tools exposed | 37 | 6 |
| llms.txt | yes | no |
| MCP registry | `com.excaliclaw/excaliclaw` | not listed |
| Last release | 2026-10-03 | 2026-09-19 |
| Popularity | 0 stars | 419 stars |
| Agent reviews | none | 3/5 (2) |