Firefly MCP Server

by yakupemreyerliio.github.YakupEmreYerli/mcp-firefly-iiiv1.1.2

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

2Node.jsstdioofficial registry

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freshness

Active6d ago

Install Firefly MCP server

claude mcp add firefly -e FIREFLY_API_URL='<firefly-api-url>' -e FIREFLY_API_TOKEN='<firefly-api-token>' -- npx -y @yakupemreyerli/firefly-mcp

{
  "mcpServers": {
    "firefly": {
      "command": "npx",
      "args": [
        "-y",
        "@yakupemreyerli/firefly-mcp"
      ],
      "env": {
        "FIREFLY_API_URL": "<firefly-api-url>",
        "FIREFLY_API_TOKEN": "<firefly-api-token>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "firefly": {
      "command": "npx",
      "args": [
        "-y",
        "@yakupemreyerli/firefly-mcp"
      ],
      "env": {
        "FIREFLY_API_URL": "<firefly-api-url>",
        "FIREFLY_API_TOKEN": "<firefly-api-token>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "firefly": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@yakupemreyerli/firefly-mcp"
      ],
      "env": {
        "FIREFLY_API_URL": "<firefly-api-url>",
        "FIREFLY_API_TOKEN": "<firefly-api-token>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "firefly": {
      "command": "npx",
      "args": [
        "-y",
        "@yakupemreyerli/firefly-mcp"
      ],
      "env": {
        "FIREFLY_API_URL": "<firefly-api-url>",
        "FIREFLY_API_TOKEN": "<firefly-api-token>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
FIREFLY_API_URL	yes	—	Your Firefly III instance URL (a bare domain, or a full base URL including /api/v1)
FIREFLY_API_TOKEN	yes	yes	Firefly III Personal Access Token (Options → Profile → OAuth → Create New Personal Access Token)

Freshness

Active — last maintenance signal 6d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-03 · 6d ago · GitHub
Latest release
2026-08-30 · 40d ago · GitHub · v1.1.2
Package published
no data · npm/PyPI
Registry entry updated
2026-08-30 · 40d ago · official registry · v1.1.2

FAQ

›How do I install the Firefly MCP server in Claude Code?

Run: claude mcp add firefly -e FIREFLY_API_URL='<firefly-api-url>' -e FIREFLY_API_TOKEN='<firefly-api-token>' -- npx -y @yakupemreyerli/firefly-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Firefly require an API key?

Yes. It expects FIREFLY_API_URL, FIREFLY_API_TOKEN, of which 1 is a secret.

›Can I use Firefly as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Firefly in the official MCP registry?

Yes, as io.github.YakupEmreYerli/mcp-firefly-iii.