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x402 AI Gateway — ARS/CDF Currency Conversion
x402
x402 AI Gateway — ARS/CDF Currency Conversion is a paid API for AI agents from api.fastapi.online, paid per call via x402, $0.0002/call, status down (last checked 2026-10-13).
Converts a specified amount from ARS (Argentine Peso) to CDF (Congolese Franc) with micropayment-gated access via x402/USDC on Base.
Price / call$0.0002
Success—
StatusDown
How this service works
Self-hosted AI API gateway. Expensive endpoints require an x402 micropayment (USDC on Base) before executing.
Output
A JSON object containing the converted currency amount from ARS to CDF, representing the equivalent value for the input amount provided.
Example use cases
Travel budget in CDF from ARS
“I have 20,000 Argentine Pesos and need to know how much that is in Congolese Francs before my trip.”
Cross-border invoice calculation
“I need to bill a client in the DRC — convert 150,000 ARS to CDF so I can put the right amount on the invoice.”
Real-time spot check for 1 ARS
“What's the current value of 1 Argentine Peso in Congolese Francs right now?”
Technical details
Endpoint
POSThttps://api.fastapi.online/f/fx/ars/cdf?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you specifically need ARS-to-CDF conversion and are operating in an x402-enabled micropayment context on Base. It is suitable for lightweight, per-call currency lookups at very low cost ($0.0002 USDC) without requiring a subscription or API key beyond the x402 payment flow.
Side effects
- Payment not received — x402 micropayment of 0.0002 USDC on Base must be completed before the endpoint executes
- Invalid or missing amount field — defaults to 1 if not provided
- Stale or unavailable exchange rate data — may return outdated results if upstream rate feed is down
- Network or gateway errors from the self-hosted infrastructure
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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