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Air quality
An MCP tool from the Public Knowledge server, hosted on mcp.hjlabs.in.
Current air quality for a place or coordinates (Open-Meteo): European and US AQI with a plain-language band, PM2.5, PM10, ozone, NO2, SO2, CO, and UV index.
Name on the gateway: knowledge__air_quality · read-only.
Parameters
| Name | Type | Description |
|---|---|---|
place | string | City or town name. Or pass latitude and longitude. |
latitude | number | Latitude. |
longitude | number | Longitude. |
How to call it
Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:
{
"name": "knowledge__air_quality",
"arguments": {}
}Or connect the Public Knowledge server directly, which lists 47 tools including this one:
claude mcp add --transport http hj-knowledge https://mcp.hjlabs.in/mcp/knowledge \
--header "Authorization: Bearer YOUR_API_KEY"Try asking
Use the air quality tool with place set to ….