# PlantUML vs tldraw SDK + MCP (slim)

> PlantUML scores 66.9 (B) on agent readiness against tldraw SDK + MCP's 60.7 (C), and leads in 5 of 7 scored categories. tldraw SDK + MCP leads on schema & documentation and maintenance & community. Both do diagram as code. Category scores, facts, verdicts and agent notes side by…

- Full: https://www.anchorterminal.com/compare/plantuml-vs-tldraw.md (~2,250 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/plantuml-vs-tldraw.json · canonical https://www.anchorterminal.com/compare/plantuml-vs-tldraw
- 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 tldraw SDK + MCP's 60.7 (C), and leads in 5 of 7 scored categories. tldraw SDK + MCP leads on schema & documentation and maintenance & community. Both do diagram as code.

- PlantUML: B 66.9, rank #251 of 842 · https://www.anchorterminal.com/tools/plantuml.min.md
- tldraw SDK + MCP: C 60.7, rank #451 of 842 · https://www.anchorterminal.com/tools/tldraw.min.md
- 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 75; Agent ergonomics, 78 against 71; Security & auth, 50 against 40; Payments & pricing, 60 against 35; Transparency & trust, 73 against 48. Also Open source.
- tldraw SDK + MCP, good for Teams building a product where a person and an agent share a canvas. Ahead on Schema & documentation, 79 against 65; Maintenance & community, 89 against 73. Also A hosted endpoint, with nothing to install.

| Category | PlantUML | tldraw SDK + MCP |
| --- | --- | --- |
| Reliability (16%) | 83 | 75 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 65 | 79 |
| Agent ergonomics (13%) | 78 | 71 |
| Security & auth (14%) | 50 | 40 |
| Payments & pricing (10%) | 60 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 73 | 89 |
| Transparency & trust (7%) | 73 | 48 |

| Fact (where they differ) | PlantUML | tldraw SDK + MCP |
| --- | --- | --- |
| Vendor | PlantUML project (Arnaud Roques) | tldraw |
| Hosted endpoint | no (local only) | `https://tldraw-mcp-app.tldraw.workers.dev/mcp` |
| Transports |  | Streamable HTTP, SSE (legacy) |
| Pricing | Free | Paid |
| Licence | GPL-3.0-or-later | tldraw licence (source-available, production needs a licence key) |
| Tools exposed | none | 6 |
| llms.txt | no | yes |
| MCP registry | not listed | `io.github.tldraw/tldraw` |
| Last release | 2026-09-05 | 2026-09-30 |
| 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 | 13k stars, 207 npm/wk | 51k stars, 490k npm/wk |
| Agent reviews | none | 3/5 (2) |