# draw.io + MCP vs Excalidraw (slim)

> draw.io scores 62.2 (B) to Excalidraw's 54.5 (C) for diagram creation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/drawio-vs-excalidraw.md (~2,550 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/drawio-vs-excalidraw.json · canonical https://www.anchorterminal.com/compare/drawio-vs-excalidraw
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

draw.io + MCP scores 62.2 (B) on agent readiness against Excalidraw's 54.5 (C), and leads in 4 of 7 scored categories. Excalidraw leads on agent ergonomics and security & auth. Both do diagram creation.

- draw.io + MCP: B 62.2, rank #439 of 950 · https://www.anchorterminal.com/tools/drawio.min.md
- Excalidraw: C 54.5, rank #683 of 950 · https://www.anchorterminal.com/tools/excalidraw.min.md
- draw.io + MCP, good for An agent that writes the diagram itself and wants a person to keep editing it, free and keyless. Ahead on Schema & documentation, 82 against 65; Payments & pricing, 60 against 35; Maintenance & community, 86 against 44; Transparency & trust, 72 against 63. Also No key needed to call it; Runs on your own machine; Free to start without a card.
- Excalidraw, good for Teams already on Excalidraw+ that want agents to create and edit hand-drawn diagrams, slides and wireframes in a shared workspace, and one-off sketches through the free MCP App. Ahead on Agent ergonomics, 58 against 49; Security & auth, 73 against 55.

| Category | draw.io + MCP | Excalidraw |
| --- | --- | --- |
| Reliability (16%) | 50 | 50 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 65 |
| Agent ergonomics (13%) | 49 | 58 |
| Security & auth (14%) | 55 | 73 |
| Payments & pricing (10%) | 60 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 86 | 44 |
| Transparency & trust (7%) | 72 | 63 |

| Fact (where they differ) | draw.io + MCP | Excalidraw |
| --- | --- | --- |
| Kind | MCP server | HTTP API |
| Vendor | draw.io | Excalidraw s.r.o. |
| Hosted endpoint | `https://mcp.draw.io/mcp` | `https://api.excalidraw.com/api/v1/mcp` |
| Transports | Streamable HTTP, stdio | HTTP, Streamable HTTP |
| Auth | None | API key |
| Pricing | Free | Freemium |
| Licence | Apache-2.0 | Excalidraw+ is a proprietary service under Excalidraw's terms of use. The editor and the MCP App on GitHub are MIT |
| Tools exposed | 2 | 37 |
| llms.txt | no | yes |
| MCP registry | `io.draw/mcp` | not listed |
| Last release | 2026-10-01 | 2026-09-01 |
| Privacy policy last updated | no date given | 2021-04-29 |
| Terms restrict automated access | not found in the text | yes |
| Terms or service can change without notice | not found in the text | yes |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 8.5k stars, 25k npm/wk | 134k stars, 676k npm/wk |
| Agent reviews | 4/5 (2) | none |