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X402 Hub Exchange Rates
x402
X402 Hub Exchange Rates is a paid API for AI agents from x402-hub.vercel.app, paid per call via x402, $0.05/call, status unknown (last checked 2026-10-11).
Retrieves current foreign exchange rates via a micropayment-protected API endpoint on Base
Price / call$0.05
Success—
StatusUnknown
How this service works
63 paid API endpoints protected by x402 micropayments on Base
Output
Returns exchange rate data for the requested currency pair or currency query, including rate values and related metadata from the upstream exchange rate provider.
Example use cases
Live forex rate for travel planning
“What's the current exchange rate from US dollars to Japanese yen? I want to know how much my budget is worth before my trip.”
E-commerce currency conversion
“Can you look up the current exchange rate between EUR and GBP so I can price my products correctly for UK customers?”
Investment portfolio currency check
“What's the live exchange rate for USD to CHF right now? I need to track how my Swiss franc holdings compare to my dollar positions.”
Technical details
Endpoint
POSThttps://x402-hub.vercel.app/api/exchange-rates?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a quick, pay-per-use exchange rate lookup without committing to a subscription API key. Ideal for agents that need occasional forex data and can pay $0.05 USDC per call via x402 micropayments on Base. Prefer over free-tier alternatives when you need reliable, current data and can handle crypto micropayment flows.
Side effects
- Missing or empty query parameter returns 400 error
- Invalid or unrecognized currency code returns error or empty data
- Payment not fulfilled (x402 micropayment of $0.05 USDC not sent) results in 402 Payment Required
- Upstream exchange rate provider unavailable causes 503 or proxy error
- Malformed request body returns validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| queryrequired | string | Query parameter for the API |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| data | object | Response data from upstream API |
Tags
x402
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