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Global Weather & FX API – Foreign Exchange Rate Lookup
x402
Global Weather & FX API – Foreign Exchange Rate Lookup is a paid API for AI agents from agent-chain-kit-solana.vercel.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-10).
Returns the current foreign-exchange spot rate between two ISO 4217 currency pairs (e.g. USD to EUR).
Price / call$0.001
Success—
StatusUnknown
How this service works
Global current weather, hourly forecasts, foreign-exchange rates, EVM reads, and deterministic utilities for AI agents. Pay per call with MPP or x402; no API key.
Output
Returns a JSON object with the base currency code, quote currency code, the spot exchange rate as a decimal number, and the date of the rate.
Example use cases
Live FX rate for invoice pricing
“I need to invoice a client in Japan — what's the current USD to JPY exchange rate so I can set the price?”
Travel budget currency conversion
“I'm heading to London next week — what's the current AUD to GBP exchange rate?”
Cross-currency portfolio rebalancing
“What's the live EUR to CHF exchange rate right now? I need it to rebalance my holdings.”
Technical details
Endpoint
GEThttps://agent-chain-kit-solana.vercel.app/v1/fx-rate?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a lightweight, pay-per-call FX spot rate lookup without API key registration. It is ideal for AI agents needing real-time currency conversion in automated workflows, and supports micropayment via x402 or MPP, making it suitable for per-query agent billing without subscription overhead.
Side effects
- Invalid or unsupported 3-letter currency code returns an error
- Missing base or quote parameter results in a validation error
- Payment not included or insufficient triggers a 402 Payment Required response
- Rate data temporarily unavailable from upstream provider may return a 503 or stale data
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"base": "USD",
"date": "2026-09-06",
"rate": 0.86,
"quote": "EUR"
}
}Tags
x402
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