Currency exchange rates from the European Central Bank (about 30 currencies, bac
Currency exchange rates from the European Central Bank (about 30 currencies, back to 1999): latest or a given date, amount conversion, or a daily time series between two dates. Source: ECB reference rates via Frankfurter.
Answeringour last check, 2026-10-10
1 of 1checks answered this week
23 msmedian answer time
$0.001listed price per call
$0.001price 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
GET https://api.sitecheck-api.workers.dev/api/fx
| Category | Market data |
|---|---|
| Provider host | api.sitecheck-api.workers.dev |
| Networks | eip155:5042, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| 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 |
|---|---|---|---|---|
| 2026-10-10 | valid payment request | 402 | $0.001 | 23 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"amount": "250",
"from": "USD",
"to": "EUR,GBP,TRY"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"amount": {
"description": "Amount to convert, default 1",
"type": "string"
},
"date": {
"description": "YYYY-MM-DD for a past day",
"type": "string"
},
"end": {
"description": "YYYY-MM-DD: time series end (default today)",
"type": "string"
},
"from": {
"description": "Base currency, default USD",
"type": "string"
},
"start": {
"description": "YYYY-MM-DD: time series start",
"type": "string"
},
"to": {
"description": "Target currencies, comma-separated (default: all)",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}