World Air Quality Index

liveEnvironmentHealth

Real-time AQI from 12,000+ stations worldwide. Free key.

4tools
0msauth
free tier50 calls/day

Tools

get_aqi_by_cityrequired: city

Latest AQI for a city from the World Air Quality Index Project station network. Accepts "city" or "city, country" (e.g. "Rome, Italy"). The matched station is checked against the requested place: a st

Parameters
NameTypeDescription
cityreqstringCity slug or name
▶Try it
get_aqi_by_locationrequired: latitude, longitude

Latest AQI for the WAQI station nearest a lat/lon. Carries measured_at, data_age_hours and freshness; a station silent for over 24h is replaced by a reporting one within 100 km or the call errors.

Parameters
NameTypeDescription
latitudereqnumberLatitude
longitudereqnumberLongitude
▶Try it
get_aqi_by_stationrequired: station_id

Latest AQI for a specific WAQI station by UID (numeric). Returned as asked even if the station has gone quiet, so check freshness and data_age_hours (stale = over 24h).

Parameters
NameTypeDescription
station_idreqnumberWAQI station UID
▶Try it
search_stationsrequired: keyword

Search stations by keyword (city/region name). Returns station UID, name, current AQI, and location.

Parameters
NameTypeDescription
keywordreqstringSearch keyword
▶Try it

Test with curl

The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.

List available tools
bash
curl -X POST https://gateway.pipeworx.io/waqi/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash
curl -X POST https://gateway.pipeworx.io/waqi/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"get_aqi_by_city","arguments":{"city": "example"}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("get_aqi_by_city", {"city":"example"});
ask_pipeworx
// Or ask in plain English:
const answer = await px.ask("real-time aqi from 12,000+ stations worldwide");