Official ECB foreign exchange reference rates for about 30 currencies, today or
Official ECB foreign exchange reference rates for about 30 currencies, today or on any past date since 1999, from any base, with amount conversion Official ECB foreign exchange reference rates for about 30 currencies, today or on any past date since 1999, from any base currency, with optional amount conversion. Query: ?base=USD&symbols=EUR,GBP,JPY&date=2024-01-02&amount=250
Answeringour last check, 2026-09-30
1 of 1checks answered this week
256 msmedian answer time
$0.005listed price per call
$0.005price 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.x-402.online/v1/fx/rates
| Category | Market data |
|---|---|
| Provider host | api.x-402.online |
| Networks | eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 1 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-30 | valid payment request | 402 | $0.005 | 256 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"base": "USD",
"symbols": "EUR,GBP"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {},
"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"
}