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Air quality forecast

London air quality forecast for today and tomorrow.

Air quality forecast 3 free / day

London air quality forecast for today and tomorrow.

cost
3 free / day then $0.001 / call
MCP tool
london-transport__air-quality
method
GET

3 free calls a day, then $0.001 per call by card credit or USDC. Free key · Pay by card

GET https://fourzerotwo.si/v1/london-transport/air-quality

# free: send a free key from https://fourzerotwo.si/free
curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/london-transport/air-quality"

# no key: returns 402 with the price, for x402 agents
curl -i "https://fourzerotwo.si/v1/london-transport/air-quality"

by fourzerotwo

Report this endpoint

Use it from an AI agent (MCP)

Add the server once, then ask for this data in plain English. The agent finds the endpoint with search_apis and runs it with call_api.

{
  "mcpServers": {
    "fourzerotwo": { "type": "http", "url": "https://fourzerotwo.si/mcp" }
  }
}
# the call the agent makes
call_api {"tool": "london-transport__air-quality", "arguments": {}}

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  • Line status — Live status and disruption for one line.
  • Line arrivals — Live arrival predictions for every stop on a line.
  • Stop arrivals — Live arrival predictions at a stop or station.
  • Search stops — Find stations and stops by name.
  • Stop details — Lines, modes, facilities and child stops of a station.
  • Stops near a point — Stations and stops within a radius of a point.
  • Plan a journey — Journey options between two places (postcodes, stop ids or "lat,lon").
  • Cycle docks — Every Santander Cycles docking station with live bike and space counts.
  • Cycle dock — Live bikes, e-bikes and empty docks at one station.
  • Road corridor status — Live status of major London road corridors.

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