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TokenGuard FX Currency Conversion
x402
TokenGuard FX Currency Conversion is a paid API for AI agents from eltociear-tokenguard.hf.space, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-15).
Converts a specified amount from USD to multiple foreign currencies using live ECB exchange rates
Price / call$0.02
Success—
StatusUnknown
How this service works
Fiat FX rates + amount conversion over free public APIs (Frankfurter/ECB primary, open.er-api fallback, 160+ currencies). Fiat-to-fiat, distinct from crypto /price.
Output
Returns a JSON object with the base currency (USD), the as-of date, the number of target currencies, individual exchange rates keyed by currency code, the input amount, the data source (Frankfurter/ECB), and the converted amounts for each target currency.
Example use cases
Example prompt
“Convert $100 USD into EUR, GBP, and JPY using today's ECB exchange rates and show me each converted amount.”
Technical details
Endpoint
POSThttps://eltociear-tokenguard.hf.space/fxWhen to prefer
Choose this endpoint when you need to convert a USD amount to one or more specific foreign currencies using reliable ECB-sourced exchange rates, especially within an AI agent workflow that already uses the TokenGuard/x402 micropayment stack on Base.
Side effects
- Invalid or unsupported currency code returns an error
- Stale or unavailable ECB data may cause empty or outdated rates
- Malformed request body results in 4xx error
- Micropayment failure via x402 prevents endpoint access
- Rate limiting or service unavailability returns 5xx
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| base | string | Base currency ISO code (default USD) |
| amount | number | Amount to convert (optional, default 1) |
| symbols | string | Comma-separated target codes (optional, all if omitted) |
Output
Schema · Response
{
"type": "json",
"example": {
"base": "USD",
"as_of": "2026-06-25",
"count": 3,
"rates": {
"EUR": 0.88168,
"GBP": 0.75986,
"JPY": 161.85
},
"amount": 100,
"source": "frankfurter.dev (ECB)",
"converted": {
"EUR": 88.168,
"GBP": 75.986,
"JPY": 16185
}
}
}Tags
x402
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