Reference fiat and stablecoin conversion rate from a static table, not a live fe
Reference fiat and stablecoin conversion rate from a static table, not a live feed. Returns rate and inverse; result carries a signed receipt.
Answeringour last check, 2026-10-18
1 of 1checks answered this week
41 msmedian answer time
$0.01listed price per call
$0.01price 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://hcrb.in/v1/tools/fx-spot-price-oracle/call
| Category | Market data |
|---|---|
| Provider host | hcrb.in |
| 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 |
|---|---|---|---|---|
| 2026-10-18 | valid payment request | 402 | $0.01 | 41 ms |
Example input (from the provider)
{
"body": {
"input": {
"base": "EUR",
"quote": "USD"
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"input": {
"properties": {
"base": {
"description": "Base currency symbol (e.g. USDC, EUR, GBP, JPY).",
"type": "string"
},
"quote": {
"description": "Quote currency symbol (e.g. USD, EUR, JPY).",
"type": "string"
}
},
"required": [
"base",
"quote"
],
"type": "object"
}
},
"required": [
"input"
],
"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"
},
"output": {
"properties": {
"example": {
"properties": {
"inverse": {
"type": "number"
},
"pair": {
"type": "string"
},
"rate": {
"type": "number"
},
"source": {
"type": "string"
},
"timestamp": {
"type": "number"
}
},
"required": [
"pair",
"rate",
"inverse",
"timestamp",
"source"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}