Alpha Vantage Crypto Exchange Rate (via Locus x402) is a paid API for AI agents from alphavantage.x402.paywithlocus.com, paid per call via x402, $0.008/call, status unknown (last checked 2026-09-13).
Returns the real-time exchange rate between a cryptocurrency and a target fiat or crypto currency using Alpha Vantage data, paid per-call via x402.
Financial market data — stock prices, forex, crypto, commodities, economic indicators, technical analysis, and news sentiment.
Returns a JSON object containing the real-time exchange rate data for the requested crypto pair, including the from/to currency names and codes, the exchange rate, bid price, ask price, and the timestamp of the last refresh, along with payment settlement metadata.
POSThttps://alphavantage.x402.paywithlocus.com/alphavantage/crypto-exchange-rateChoose this endpoint when you need a real-time, point-in-time crypto-to-fiat or crypto-to-crypto exchange rate and are willing to pay per query via USDC micropayment. It is backed by Alpha Vantage's reliable market data and accessed through Locus x402 pay-per-use infrastructure, making it ideal for agents that don't want a monthly subscription and need on-demand pricing. Prefer it over scraping or free-tier APIs when freshness and reliability matter.
| Field | Type | Description |
|---|---|---|
| to_currency | string | |
| from_currency | string |
{
"type": "json",
"example": {
"data": {},
"payment": {
"scheme": "exact",
"settledUsdc": "0.001000",
"authorizedMaxUsdc": "0.001000"
},
"request": {
"id": "00000000-0000-4000-8000-000000000000",
"statusUrl": "/requests/00000000-0000-4000-8000-000000000000"
},
"success": true
}
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