Index onlineMerchant portal
Api Endpoint

data.greeneris.io

Ground elevation from the official IGN RGE ALTI digital elevation model via the Geoplateforme altimetry service (Licence Ouverte 2.0). Single point: ?lon=1.3835&lat=43.6246. Profile: pipe-separated lists, up to 20 points, e.g. ?lon=1.38|1.40&lat=43.62|43.63. Each point returns elevation_m (metres) and covered=false outside France. Cached 7 days.

Open interactive test console

Offering

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

Endpoint context

URL
https://data.greeneris.io/v1/fr/elevation
MIME type
application/json
First seen
2026-10-16T02:58:03.930Z
Last seen
Tags
france, elevation, altitude, dem, Geo, ign

Website

Payment pricing

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

Payment option 1
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0x6ab8efe305cce67daa48c97bde29c04402822dff"
  }
]

Observed health

Status
Healthy
Latest latency
99 ms
Average latency
107 ms
HTTP status
402
Last checked
Reachability
100% over 14 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": [
        "lon",
        "lat"
      ],
      "properties": {
        "lon": {
          "type": "string",
          "description": "Longitude(s) WGS84, pipe-separated for profiles (max 20)"
        },
        "lat": {
          "type": "string",
          "description": "Latitude(s) WGS84, pipe-separated, same count as lon"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object"
    }
  },
  "required": [
    "type"
  ]
}