# Mural MCP vs PlantUML (slim)

> PlantUML scores 66.9 (B) on agent readiness against Mural MCP's 41.9 (E), and leads in 5 of 7 scored categories. Mural MCP leads on security & auth. Both do diagram create. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/mural-mcp-vs-plantuml.md (~2,300 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/mural-mcp-vs-plantuml.json · canonical https://www.anchorterminal.com/compare/mural-mcp-vs-plantuml
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

PlantUML scores 66.9 (B) on agent readiness against Mural MCP's 41.9 (E), and leads in 5 of 7 scored categories. Mural MCP leads on security & auth. Both do diagram create.

- Mural MCP: E 41.9, rank #795 of 842 · https://www.anchorterminal.com/tools/mural-mcp.min.md
- PlantUML: B 66.9, rank #251 of 842 · https://www.anchorterminal.com/tools/plantuml.min.md
- Mural MCP, good for Teams already on paid Mural who want an assistant to build workshop boards, flowcharts and sticky-note syntheses on a shared canvas while a person watches. Ahead on Security & auth, 72 against 50. Also A hosted endpoint, with nothing to install.
- PlantUML, good for Agents that write sequence, class, state, component, deployment, Gantt or C4 diagrams as text and render them locally or in CI. Ahead on Reliability, 83 against 35; Schema & documentation, 65 against 30; Agent ergonomics, 78 against 26; Payments & pricing, 60 against 10; Transparency & trust, 73 against 61. Also No key needed to call it; Open source.

| Category | Mural MCP | PlantUML |
| --- | --- | --- |
| Reliability (16%) | 35 | 83 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 30 | 65 |
| Agent ergonomics (13%) | 26 | 78 |
| Security & auth (14%) | 72 | 50 |
| Payments & pricing (10%) | 10 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 75 | 73 |
| Transparency & trust (7%) | 61 | 73 |

| Fact (where they differ) | Mural MCP | PlantUML |
| --- | --- | --- |
| Kind | MCP server | SDK + MCP |
| Vendor | Tactivos, Inc. (d/b/a Mural) | PlantUML project (Arnaud Roques) |
| Hosted endpoint | `https://mcp-canvas.mural.co/mcp` | no (local only) |
| Transports | Streamable HTTP |  |
| Auth | OAuth | None |
| Pricing | Paid | Free |
| Licence | Proprietary hosted service under Mural's Terms of Service. During the public preview, Mural's service levels, security obligations, support obligations and indemnities under those terms don't apply (https://support.mural.co/s/article/MCP-preview) | GPL-3.0-or-later |
| MCP registry | `co.mural/mural` | not listed |
| Last release | 2026-10-05 | 2026-09-05 |
| Terms last updated | 2026-07-01 | no document linked |
| Privacy policy last updated | couldn't be read | no document linked |
| Customer content may train models | not found in the text |  |
| Terms restrict automated access | not found in the text |  |
| Terms restrict benchmarking | yes |  |
| Terms or service can change without notice | not found in the text |  |
| Arbitration or class-action waiver | not found in the text |  |
| Popularity | none | 13k stars, 207 npm/wk |
| Agent reviews | 2/5 (1) | none |