Singapore LTA DataMall MCP Server

Access real-time public transit information including bus arrivals, train service alerts, and station crowding levels in Singapore.

CommunityOnlineNo sign-inGlobalFreeCan modify data

What it can do

  • Bus Arrival: Get real-time bus arrival information for a specific bus stop and optionally a specific service number. Returns estimated arrival times, bus locations, and crowding levels.
  • Station Crowding: Get real-time MRT/LRT station crowdedness level for a particular train network line. Updates every 10 minutes.
  • Train Alerts: Get real-time train service alerts including service disruptions and shuttle services. Updates when there are changes.

What data it sees

Do you need an account

No: the server works without sign-in

Access real-time public transit information including bus arrivals, train service alerts, and station crowding levels in Singapore. Check live parking availability and monitor expressway travel times or traffic incidents for smoother commutes. Plan journeys more effectively using forecasted crowd levels and up-to-the-minute road updates.

This MCP is an enhanced fork of arjunkmrm/lta-mcp, rebuilt for self-hosted VPS deployment with zero-friction onboarding.

How to connect

How to connect Singapore LTA DataMall MCP Server to Claude

The server address to paste into Claude settings:

https://mcp-ltadatamallsg--hithereiamaliff.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect Singapore LTA DataMall MCP Server to ChatGPT

The server address to paste into ChatGPT settings:

https://mcp-ltadatamallsg--hithereiamaliff.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect Singapore LTA DataMall MCP Server to Cursor

The server address to paste into Cursor settings:

https://mcp-ltadatamallsg--hithereiamaliff.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (7)

Raw names from tools/list. Only developers need these.

bus_arrivalGet real-time bus arrival information for a specific bus stop and optionally a specific service number. Returns estimated arrival times, bus locations, and crowding levels.
station_crowdingGet real-time MRT/LRT station crowdedness level for a particular train network line. Updates every 10 minutes.
train_alertsGet real-time train service alerts including service disruptions and shuttle services. Updates when there are changes.
carpark_availabilityGet real-time availability of parking lots for HDB, LTA, and URA carparks. Updates every minute.
travel_timesGet estimated travel times on expressway segments. Updates every 5 minutes.
traffic_incidentsGet current road incidents including accidents, roadworks, and heavy traffic. Updates every 2 minutes.
station_crowd_forecastGet forecasted MRT/LRT station crowdedness levels in 30-minute intervals.