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x402 AI Gateway — FX/ANG/KHR Currency Converter
x402
x402 AI Gateway — FX/ANG/KHR Currency Converter is a paid API for AI agents from api.fastapi.online, paid per call via x402, $0.0002/call, status unknown (last checked 2026-10-11).
Converts a specified amount from one currency (ANG or KHR context) using a micropayment-gated AI gateway endpoint.
Price / call$0.0002
Success—
StatusUnknown
How this service works
Self-hosted AI API gateway. Expensive endpoints require an x402 micropayment (USDC on Base) before executing.
Output
Returns a JSON object containing the result of the currency conversion, likely including the converted amount and possibly the exchange rate used, for the ANG/KHR currency pair.
Example use cases
Travel FX estimate for Cambodian trip
“I'm traveling from the Caribbean to Cambodia and want to know how much 200 ANG is worth in Cambodian riel — can you convert that for me?”
Automated FX check for remittance app
“Our remittance service needs to show users the current ANG to KHR conversion for 1 unit so we can display the live rate — can you fetch that?”
Arbitrage rate monitoring for FX trader
“Check the current conversion rate for 1000 ANG into KHR right now — I need the exact figure for an FX position I'm evaluating.”
Technical details
Endpoint
POSThttps://api.fastapi.online/f/fx/ang/khr?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you specifically need ANG (Netherlands Antillean guilder) to KHR (Cambodian riel) currency conversion and are operating in an x402-enabled micropayment environment on Base. Suitable for agents that can autonomously pay tiny USDC fees per call rather than requiring a monthly API subscription.
Side effects
- Payment failure if USDC balance insufficient or x402 micropayment rejected
- Invalid or missing 'amount' field returns validation error
- Exchange rate data unavailable returns empty or error response
- Network timeout if self-hosted gateway is overloaded
- Unsupported currency pair may return empty result or error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| amount | number | Amount of the source currency to convert (default 1) |
Output
Schema · Response
{
"type": "object"
}Tags
x402
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