All endpoints require x402 USDC payment on Base Sepolia.
Cross-chain price oracle — $0.001/request
curl https://api.kryptor.app/api/v1/prices/ETH {
"token": "ETH",
"medianPriceUsd": 2326.95,
"minPriceUsd": 2303.74,
"maxPriceUsd": 2341.54,
"sources": 20,
"prices": [
{ "chain": "ethereum", "priceUsd": 2328.00, "source": "uniswap" },
{ "chain": "bsc", "priceUsd": 2326.10, "source": "pancakeswap" },
...
]
} DeFi yield intelligence — $0.005/request
curl https://api.kryptor.app/api/v1/yields/USDC {
"token": "USDC",
"count": 50,
"yields": [
{
"protocol": "aave-v3",
"chain": "Ethereum",
"apy": 4.5,
"tvlUsd": 500000000,
"ilRisk": false,
"stablecoin": true
},
...
]
} Strategy simulation + risk analysis — $0.02/request
curl -X POST https://api.kryptor.app/api/v1/simulate \
-H "Content-Type: application/json" \
-d '{"token":"USDC","protocol":"aave-v3","amount":1000,"durationDays":30}' {
"token": "USDC",
"protocol": "aave-v3",
"currentApy": 4.5,
"estimatedYieldUsd": 3.70,
"riskScore": 15,
"recommendation": "low_risk",
"riskFactors": [
{ "factor": "smart_contract", "severity": "low", "description": "..." }
],
"worstCaseYieldUsd": 1.35,
"bestCaseYieldUsd": 4.07
} No API keys needed — agents pay per request
/api/v1/* endpoint402 Payment Required with payment instructions in the PAYMENT-REQUIRED headerX-PAYMENT header200 OK