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Spraay Gateway FX Oracle
x402
Spraay Gateway FX Oracle is a paid API for AI agents from gateway.spraay.app, paid per call via x402, $0.008/call, status unknown (last checked 2026-09-13).
Returns stablecoin-based foreign exchange rates, optionally filtered by a base currency.
Price / call$0.008
Success—
StatusUnknown
How this service works
Stablecoin FX rates.
Output
A rates object containing exchange rate values for various currency pairs relative to the requested base stablecoin (e.g. USDC), suitable for use in cross-border payment calculations or DeFi pricing logic.
Example use cases
Example prompt
“What are the current stablecoin FX rates with USDC as the base currency?”
Technical details
Endpoint
GEThttps://gateway.spraay.app/api/v1/oracle/fxWhen to prefer
Use this endpoint when you need real-time stablecoin-anchored FX rates for cross-border crypto payments, DeFi applications, or stablecoin-denominated invoicing — especially when operating within the Spraay/x402 payment ecosystem on Base or Solana.
Side effects
- Invalid or unsupported base currency returns an error or empty rates
- Payment not provided or insufficient USDC results in HTTP 402
- Rate data temporarily unavailable due to oracle downtime
- Malformed query parameter returns 400 bad request
Input
{
"input": {
"type": "http",
"method": "GET",
"queryParams": {
"base": "USDC"
}
}
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
{
"base": "USDC",
"meta": {
"note": "Rates are derived from on-chain DEX liquidity. Large trades may experience slippage.",
"chain": "Base",
"source": "uniswap-v3-onchain",
"chainId": 8453,
"pairCount": 4
},
"rates": {
"DAI": {
"name": "Dai Stablecoin",
"rate": 1.000185,
"status": "stable",
"symbol": "DAI",
"address": "0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb",
"feeTier": 100,
"deviation": "0.018%",
"inverseRate": 0.999815
},
"EURC": {
"name": "Euro Coin",
"note": "EUR/USD rate derived from on-chain EURC/USDC liquidity",
"rate": 0.867309,
"status": "depeg-warning",
"symbol": "EURC",
"address": "0x60a3E35Cc302bFA44Cb288Bc5a4F316Fdb1adb42",
"feeTier": 500,
"deviation": "13.269%",
"inverseRate": 1.152992
},
"USDT": {
"name": "Tether USD",
"rate": 1.001626,
"status": "stable",
"symbol": "USDT",
"address": "0xfde4C96c8593536E31F229EA8f37b2ADa2699bb2",
"feeTier": 100,
"deviation": "0.163%",
"inverseRate": 0.998377
},
"USDbC": {
"name": "USD Base Coin",
"rate": 0.999998,
"status": "stable",
"symbol": "USDbC",
"address": "0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA",
"feeTier": 100,
"deviation": "0.000%",
"inverseRate": 1.000002
}
},
"_gateway": {
"version": "2.2.0",
"endpoint": "GET /api/v1/oracle/fx",
"provider": "spraay-x402"
},
"timestamp": "2026-06-18T05:13:01.426Z"
}Tags
x402
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