LocalFree server, account needed

Firefly Iii MCP server

YakupEmreYerli/mcp-firefly-iii

Security-first, self-hosted MCP server for Firefly III — 152 operations behind 5 scoped tools.

3 GitHub stars1 forks
Source code

Install Firefly Iii in Claude Code

Claude Code
claude mcp add firefly-iii -e FIREFLY_API_URL=... -e FIREFLY_API_TOKEN=... -- npx -y @yakupemreyerli/firefly-mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "firefly-iii": {
      "command": "npx",
      "args": [
        "-y",
        "@yakupemreyerli/firefly-mcp"
      ],
      "env": {
        "FIREFLY_API_URL": "...",
        "FIREFLY_API_TOKEN": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Firefly Iii MCP server do?

Security-first, self-hosted MCP server for Firefly III — 152 operations behind 5 scoped tools.

Is the Firefly Iii MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Firefly Iii run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Firefly Iii to Claude Code?

Run: claude mcp add firefly-iii -e FIREFLY_API_URL=... -e FIREFLY_API_TOKEN=... -- npx -y @yakupemreyerli/firefly-mcp

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