Official ECB reference exchange rates for about 35 currencies (USD, EUR, GBP, JP
Official ECB reference exchange rates for about 35 currencies (USD, EUR, GBP, JPY, CNY, INR, AED, SAR and more) for today or any date since 1999, from any base currency, with optional amount conversion. Use to convert prices, invoices or salaries between currencies.
Answeringour last check, 2026-10-24
1 of 1checks answered this week
203 msmedian answer time
$0.002listed price per call
$0.002price 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://bess-x402.onrender.com/v1/finance/fx
| Category | Market data |
|---|---|
| Provider host | bess-x402.onrender.com |
| Networks | eip155:137, eip155:42161, eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-24 | valid payment request | 402 | $0.002 | 203 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"amount": 100,
"base": "USD",
"symbols": "EUR,GBP,AED"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$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": "Amount to convert, default 1",
"type": "number"
},
"base": {
"description": "Base currency, default USD",
"type": "string"
},
"date": {
"description": "YYYY-MM-DD (default latest; weekends use the previous fixing)",
"type": "string"
},
"symbols": {
"description": "Comma-separated target currencies (default all)",
"type": "string"
}
},
"required": [],
"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"
}