Currency exchange rates from the European Central Bank's official euro reference
Currency exchange rates from the European Central Bank's official euro reference rates: convert an amount from one ISO 4217 currency to up to 30 others, today or on any date in the last 90 days. Cross rates computed via EUR.
Answeringour last check, 2026-10-18
1 of 1checks answered this week
49 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
GET https://fx-reference-rates.mick8511.workers.dev/rate
| Category | Market data |
|---|---|
| Provider host | fx-reference-rates.mick8511.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | valid payment request | 402 | $0.003 | 49 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"amount": "100",
"from": "USD",
"to": "GBP,JPY"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"amount": {
"description": "Optional amount to convert (default 1)",
"type": "string"
},
"date": {
"description": "Optional YYYY-MM-DD within the last 90 days; non-publication days use the most recent prior ECB date",
"type": "string"
},
"from": {
"description": "Source currency, ISO 4217 code, e.g. USD",
"type": "string"
},
"to": {
"description": "Target currency or comma-separated list (max 30), e.g. GBP,JPY",
"type": "string"
}
},
"required": [
"from",
"to"
],
"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"
}