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Firebase MCP

com.renzojohnson/firebase-mcp · v26.11.14

Firebase MCP server: query and edit Firestore documents, look up and manage Auth users.

Website Set it up

Connect Runs on your machine

Terminal
claude mcp add firebase-mcp -e GOOGLE_APPLICATION_CREDENTIALS=<GOOGLE_APPLICATION_CREDENTIALS> -e GOOGLE_OAUTH_CLIENT_ID=<GOOGLE_OAUTH_CLIENT_ID> -e GOOGLE_OAUTH_CLIENT_SECRET=<GOOGLE_OAUTH_CLIENT_SECRET> -e GOOGLE_OAUTH_REFRESH_TOKEN=<GOOGLE_OAUTH_REFRESH_TOKEN> -e FIREBASE_MCP_PROJECT_ID=<FIREBASE_MCP_PROJECT_ID> -- npx -y @renzo.johnson/[email protected]
claude_desktop_config.json
{
  "mcpServers": {
    "firebase-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@renzo.johnson/[email protected]"
      ],
      "env": {
        "GOOGLE_APPLICATION_CREDENTIALS": "<GOOGLE_APPLICATION_CREDENTIALS>",
        "GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
        "GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
        "GOOGLE_OAUTH_REFRESH_TOKEN": "<GOOGLE_OAUTH_REFRESH_TOKEN>",
        "FIREBASE_MCP_PROJECT_ID": "<FIREBASE_MCP_PROJECT_ID>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "firebase-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@renzo.johnson/[email protected]"
      ],
      "env": {
        "GOOGLE_APPLICATION_CREDENTIALS": "<GOOGLE_APPLICATION_CREDENTIALS>",
        "GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
        "GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
        "GOOGLE_OAUTH_REFRESH_TOKEN": "<GOOGLE_OAUTH_REFRESH_TOKEN>",
        "FIREBASE_MCP_PROJECT_ID": "<FIREBASE_MCP_PROJECT_ID>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "firebase-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@renzo.johnson/[email protected]"
      ],
      "env": {
        "GOOGLE_APPLICATION_CREDENTIALS": "<GOOGLE_APPLICATION_CREDENTIALS>",
        "GOOGLE_OAUTH_CLIENT_ID": "<GOOGLE_OAUTH_CLIENT_ID>",
        "GOOGLE_OAUTH_CLIENT_SECRET": "<GOOGLE_OAUTH_CLIENT_SECRET>",
        "GOOGLE_OAUTH_REFRESH_TOKEN": "<GOOGLE_OAUTH_REFRESH_TOKEN>",
        "FIREBASE_MCP_PROJECT_ID": "<FIREBASE_MCP_PROJECT_ID>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
GOOGLE_APPLICATION_CREDENTIALS
Optional		Path to a service account key or authorized_user JSON file. Optional if you use gcloud Application Default Credentials or the OAuth variables.
GOOGLE_OAUTH_CLIENT_ID
Optional		OAuth client ID. Set together with the client secret and refresh token.
GOOGLE_OAUTH_CLIENT_SECRET
Optional, secret		OAuth client secret.
GOOGLE_OAUTH_REFRESH_TOKEN
Optional, secret		OAuth refresh token with the Firebase scopes.
FIREBASE_MCP_PROJECT_ID
Optional		Firebase project ID used when a request does not name one.

Details

Package@renzo.johnson/[email protected] (NPM, stdio)
First published13 Nov 2026
Last updated13 Nov 2026
Registry namecom.renzojohnson/firebase-mcp

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