Singapore Bus MCP Server

A Model Context Protocol (MCP) server that provides real-time Singapore bus information using the LTA DataMall API.

Features

This MCP server exposes 4 tools:

Tool	Description
get_bus_arrivals	Get real-time bus arrival times for a specific bus stop
get_bus_routes	Get the full route information for a specific bus service
search_bus_stops	Search for bus stops by name, road name, or landmark
get_bus_stop_info	Get detailed information about a specific bus stop

Deployment to Vercel

Option 1: Deploy via GitHub (Recommended)

1. Push to GitHub:

   git init
   git add .
   git commit -m "Initial commit"
   git remote add origin https://github.com/YOUR_USERNAME/sg-bus-mcp-server.git
   git push -u origin main
   

2. Connect to Vercel:

   • Go to vercel.com
   • Click "Add New Project"
   • Import your GitHub repository
   • Add the environment variable:
     • Name: LTA_DATAMALL_KEY
     • Value: Your LTA DataMall API key
   • Click "Deploy"

Option 2: Deploy via Vercel CLI

1. Install Vercel CLI:

   npm i -g vercel
   

2. Deploy:

   vercel
   

3. Add environment variable:

   vercel env add LTA_DATAMALL_KEY
   

Local Development

1. Install dependencies:

   npm install
   

2. Set up environment variables:

   cp .env.example .env.local
   # Edit .env.local with your API key
   

3. Run the development server:

   npm run dev
   

4. Test with MCP Inspector:

   npx @modelcontextprotocol/inspector@latest http://localhost:3000
   

Connecting to Your MCP Server

After deployment, add this to your MCP client configuration (e.g., Claude Desktop, Cursor):

{
  "mcpServers": {
    "sg-bus": {
      "url": "https://your-deployment-url.vercel.app/api/mcp"
    }
  }
}

Example Usage

Once connected, you can ask your AI assistant questions like:

• "What buses are arriving at bus stop 83139?"
• "Search for bus stops near Orchard"
• "What's the route for bus 15?"
• "Tell me about bus stop 01012"

Data Source

Bus data is provided by the LTA DataMall API.

License

MIT