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Excalidraw MCP Server

1-Click Ready

Enables AI agents to programmatically generate, edit, and view Excalidraw diagrams with real-time br...

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4 installs
Updated Feb 12, 2026
Audited
Enables AI agents to programmatically generate, edit, and view Excalidraw diagrams with real-time browser synchronization. It provides a suite of tools for adding shapes, text, and arrows to diagrams through natural language interactions.

Tools

start_session

Start browser preview and open Excalidraw editor interface. Multi-session support: - No sessionId: Uses default session (default) - sessionId specified: Open/Create specific session - Multiple sessio...

list_sessions

List all currently active Excalidraw sessions.

create_diagram

Create a new diagram or clear an existing session. This action will: 1. If a sessionId is specified, clear all elements in that session. 2. If no sessionId is specified, create a new session. 3. Rese...

delete_diagram

Delete the specified diagram session. Note: This will completely delete the session and all its elements, and cannot be undone. If you only want to clear elements but keep the session, use create_dia...

add_elements

Add multiple Excalidraw elements to the canvas. Supported element types: - rectangle - ellipse - diamond - arrow - text - line - freedraw - image - frame/magicframe - iframe/embeddable Style options...

How to Install Excalidraw MCP Server

Install Excalidraw MCP Server MCP server with one click through FastMCP. Choose your preferred AI development tool below:

Claude Desktop

Click "Claude Desktop" in Quick Start

Cursor IDE

Click "Cursor IDE" in Quick Start

VS Code

Click "VS Code" in Quick Start

Excalidraw MCP Server supports one-click installation — no manual JSON configuration needed.

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