Draws hand-drawn Excalidraw diagrams right in the chat for Claude, ChatGPT, VS Code and other MCP Apps clients, so you can sketch architecture diagrams and edit them.
Use it now
Keep it with up to 9 other tools you're setting up, then share them all as one link.
Try this first
Ask your assistant, with Excalidraw MCP connected:
- Draw Diagram
Use Excalidraw MCP to render a hand-drawn diagram from Excalidraw elements: ‹what you need›
- Edit Diagrams Fullscreen
Use Excalidraw MCP to open the diagram in an interactive fullscreen Excalidraw editor: ‹what you need›
- Export to excalidraw.com
Use Excalidraw MCP to upload the diagram to excalidraw.com: ‹what you need›
Connect it over MCP
{
"mcpServers": {
"excalidraw-mcp": {
"url": "https://mcp.excalidraw.com"
}
}
}claude mcp add --transport http excalidraw-mcp https://mcp.excalidraw.com
In Grok, ChatGPT and other assistants, add a custom connector with the address https://mcp.excalidraw.com (how, step by step).
Its page: github.com/excalidraw/excalidraw-mcp
Compare
Press Compare to add it to the tray at the bottom of the window, then pick up to 2 others anywhere on the site.
- Access
- MCP
- Auth
- None
- Skills
- 4
Skills
Draw Diagram
Renders a hand-drawn diagram from Excalidraw elements with streaming draw-on animations and smooth viewport camera control.
Edit Diagrams Fullscreen
Opens the diagram in an interactive fullscreen Excalidraw editor so shapes and labels can be adjusted by hand in the chat.
Export to excalidraw.com
Uploads the diagram to excalidraw.com and returns a shareable URL for viewing or further editing in the browser.
Checkpoint and Restore
Saves the user-edited diagram as a checkpoint and restores it later, so iterative edits build on the latest version.
