Firebase MCP Server
Official Firebase Model Context Protocol (MCP) server integrated into Firebase CLI. Provides AI assistants access to powerful tools for configuring and working with Firebase projects. Over 30 tools automatically activated based on project configuration.
Overview
The Firebase MCP Server is the official implementation from Google/Firebase, offering seamless integration with the entire Firebase ecosystem. It's built directly into Firebase CLI, requiring no separate installation, and provides comprehensive access to Firebase services including Firestore, Authentication, Cloud Storage, Cloud Messaging, Remote Config, and Crashlytics.
Key Features
Project Management
- Initialize project directory
- Create projects and apps
- Download SDK configuration
Authentication Management
- Manage users in your app
- Add custom claims
- Look up users by email
- List users
Firestore Database
- Read and write documents
- List collections
- Query database
- Execute operations
Data Connect
- Execute GraphQL queries
Security Rules
- Read and validate security rules for Firestore
- Read and validate security rules for Cloud Storage
Cloud Messaging
- Send messages to topics
- Send messages to devices
Remote Config
- Deploy Remote Config templates
- Roll back templates
Crashlytics
- Understand top crashes impacting production applications
Cloud Storage
- Generate download URLs
Installation
The Firebase MCP Server is integrated into Firebase CLI - no separate installation needed.
npx -y firebase-tools@latest login
Configuration
Basic Configuration
Add to your MCP client configuration (e.g., Claude Desktop, Gemini CLI):
{
"mcpServers": {
"firebase": {
"command": "npx",
"args": [
"-y",
"firebase-tools@latest",
"experimental:mcp"
]
}
}
}
Optional Flags
--dir <directory>: Specify folder with firebase.json--only <feature1,feature2>: Limit which tool categories are activated (e.g., "firestore,auth")
Authentication
Uses same credentials as Firebase CLI:
- Logged-in user credentials
- Application Default Credentials (depending on environment)
Compatible Clients
- Antigravity
- Gemini CLI
- Gemini Code Assist
- Firebase Studio
- Claude Desktop
- Claude Code
- Cline
- Cursor
- VS Code Copilot
- Windsurf
Usage Examples
Once configured, you can interact with Firebase through natural language:
Initialize a new Firebase project:
"Initialize a new Firebase project in the current directory"
Query Firestore:
"Get all documents from the 'users' collection in Firestore"
Manage Authentication:
"List all users in my Firebase Authentication"
Send Cloud Messaging:
"Send a notification to the 'announcements' topic"
Check Crashlytics:
"Show me the top crashes in my production app"
Unique Features
- Official Google/Firebase implementation - Maintained by the Firebase team
- Integrated into Firebase CLI - No separate package needed
- Auto-detection - Automatically detects firebase.json and activates relevant tools
- 30+ tools - Comprehensive coverage of the Firebase ecosystem
- Automatic tool activation - Tools are enabled based on your project configuration
- Always up-to-date - Using npx ensures you always get the latest version
- GA Status - General Availability since October 2025
Roadmap
Future updates planned:
- More tools covering full Firebase product suite
- Documentation integration
- Deployment and provisioning assistance
- Enhanced Firebase Studio integration
Resources
Support
- Status: GA (General Availability)
- License: MIT
- Version: v15.5.1 (latest)
- Stars: 4.3k
- Active Development: Yes
Technical Details
- Platform: Node.js (integrated with Firebase CLI)
- Language: TypeScript
- Type: Local MCP Server
- Authentication: Firebase CLI credentials
- Project Detection: Automatic via firebase.json
