Ledgy MCP Server

Official Model Context Protocol (MCP) server for Ledgy — a multi-currency expense tracker where you talk to your money. Connect Claude, ChatGPT, Cursor, or any MCP-compatible client and log, query, and edit your expenses, budgets, and accounts in plain English.

Endpoint

Related MCP server: expense-mcp

Quick start

Claude (claude.ai and Claude Desktop)

Settings → Connectors → Add custom connector → Name: Ledgy → Server URL: https://api.ledgy.app/mcp → Add → sign in with Apple, Google, or email.

ChatGPT (Plus / Pro / Business)

Ledgy is listed in the ChatGPT Apps directory. To add it manually instead:

Settings → Apps → Advanced settings → Developer mode (on) → Create → Name: Ledgy → MCP Server URL: https://api.ledgy.app/mcp → Authentication: OAuth → Create → sign in.

Cursor / Windsurf / other MCP clients

{
  "mcpServers": {
    "ledgy": {
      "url": "https://api.ledgy.app/mcp"
    }
  }
}

Dynamic Client Registration is supported — the client registers itself on first connect.

What you can do

• "Log $12.50 coffee at Blue Bottle yesterday"

• "How much did I spend on groceries this month?"

• "Here's my bank statement — import it" (PDF, CSV, or a screenshot)

• "Move 200 EUR from Cash to Savings"

• "Set a 400 EUR monthly budget for eating out"

Tools (35)

Sharing in Ledgy decides visibility, not ownership: members of a shared group (household, trip, flat) see the same transactions while ownership stays personal.

Privacy & security

• OAuth 2.1 with PKCE; on 401 the server returns WWW-Authenticate with resource_metadata for automatic discovery

• Data is stored in Google Cloud Firestore and on Hetzner servers in Germany

• Security contact: security.txt (RFC 9116) · security@ledgy.app

• Privacy Policy · Terms of Service

Links

• Ledgy website · Integrations guide

• iOS app on the App Store

• Web dashboard

• REST API reference · llms.txt

• Support: support@ledgy.app