Exchange rates
Exchange rates. Latest or historical FX rates between currencies, sourced from the European Central Bank (Frankfurter API). 30+ currency pairs. Optional amount conversion. No commercial restrictions. Specify a base currency (default USD), an optional quote currency or list, an optional date (YYYY-MM-DD or 'latest'), and an optional amount to also receive a converted value when a single quote is supplied.
Answeringour last check, 2026-09-30
1 of 1checks answered this week
20 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
POST https://x402.agentutility.ai/exchange-rates
| Category | Market data |
|---|---|
| Provider host | x402.agentutility.ai |
| 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 | $0.002 | 20 ms |
Example input (from the provider)
{
"body": {
"amount": 100,
"base": "USD",
"quote": [
"EUR",
"GBP",
"JPY"
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"amount": {
"description": "Optional amount in the base currency. When a single quote is supplied, the response includes the converted amount.",
"type": "number"
},
"base": {
"description": "ISO 4217 base currency code (e.g. 'USD', 'EUR'). Default 'USD'.",
"type": "string"
},
"date": {
"description": "'latest' (default) or a historical date in YYYY-MM-DD format.",
"type": "string"
},
"quote": {
"description": "Single ISO 4217 quote currency, or array of codes. Omit for all available rates."
}
},
"required": []
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"base": {
"type": "string"
},
"date": {
"type": "string"
},
"rates": {
"properties": {
"EUR": {
"type": "number"
},
"GBP": {
"type": "number"
},
"JPY": {
"type": "number"
}
},
"type": "object"
},
"source": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}