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Api Endpoint

Greeneris Air Quality API

Hourly air-quality data (PM2.5, PM10, ozone, NO2, European/US AQI) for any lat/lon, from the Copernicus CAMS model served by Open-Meteo (CC-BY 4.0), updated hourly. Query: ?latitude=48.8566&longitude=2.3522&hourly=pm2_5,pm10,european_aqi&forecast_days=2 (1..7 days). Returns parallel time/value arrays with units; cached 1h.

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Offering

Provider
data.greeneris.io
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Weather And Environment
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://data.greeneris.io/v1/air/quality
MIME type
application/json
First seen
2026-10-16T01:50:14.534Z
Last seen
Tags
air-quality, pollution, pm25, aqi, Health, weather

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.002 USDC
Atomic price: 2000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "2000",
    "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff"
  }
]

Observed health

Status
Healthy
Latest latency
98 ms
Average latency
460 ms
HTTP status
402
Last checked
Reachability
100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ]
    },
    "queryParams": {
      "type": "object",
      "required": [
        "latitude",
        "longitude"
      ],
      "properties": {
        "latitude": {
          "type": "number",
          "description": "Latitude WGS84 (-90..90)"
        },
        "longitude": {
          "type": "number",
          "description": "Longitude WGS84 (-180..180)"
        },
        "hourly": {
          "type": "string",
          "description": "Comma-separated variables among pm2_5, pm10, ozone, nitrogen_dioxide, sulphur_dioxide, carbon_monoxide, european_aqi, us_aqi, uv_index, dust, aerosol_optical_depth",
          "default": "pm2_5,pm10,european_aqi"
        },
        "forecast_days": {
          "type": "integer",
          "minimum": 1,
          "maximum": 7,
          "default": 2
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "json",
  "example": {
    "hourly": {
      "pm10": [
        12.4,
        11.8
      ],
      "time": [
        "2026-07-13T00:00",
        "2026-07-13T01:00"
      ],
      "pm2_5": [
        8.2,
        7.9
      ],
      "european_aqi": [
        22,
        21
      ]
    },
    "source": "CAMS (Copernicus) via Open-Meteo, CC-BY 4.0 attribution required (open-meteo.com)",
    "latitude": 48.9,
    "longitude": 2.4,
    "hourly_units": {
      "pm10": "μg/m³",
      "time": "iso8601",
      "pm2_5": "μg/m³",
      "european_aqi": "EAQI"
    },
    "forecast_days": 1
  }
}