Creates or inspects H3 cells and optionally returns neighbors or changes resolut
Creates or inspects H3 cells and optionally returns neighbors or changes resolution. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
971 msmedian answer time
$0.003listed price per call
$0.003price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://geo.halowerk.com/v1/h3-cell
| Category | Everything else |
|---|---|
| Provider host | geo.halowerk.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.003 | 971 ms |
Example input (from the provider)
{
"body": {
"lat": 52.52,
"lon": 13.405,
"operation": "from-coordinate",
"resolution": 9
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"cell": {
"description": "",
"maxLength": 32,
"minLength": 1,
"type": "string"
},
"k": {
"description": "",
"maximum": 20,
"minimum": 0,
"type": "integer"
},
"lat": {
"description": "",
"maximum": 90,
"minimum": -90,
"type": "number"
},
"lon": {
"description": "",
"maximum": 180,
"minimum": -180,
"type": "number"
},
"operation": {
"enum": [
"from-coordinate",
"neighbors",
"change-resolution"
],
"type": "string"
},
"resolution": {
"description": "",
"maximum": 15,
"minimum": 0,
"type": "integer"
}
},
"required": [
"operation"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}