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AgentPay DeFi Yields Lookup
x402
AgentPay DeFi Yields Lookup is a paid API for AI agents from agentpay.help, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-15).
Returns current DeFi yield rates (APY, TVL) across protocols and chains, optionally filtered by chain or protocol slug
Price / call$0.01
Success—
StatusUnknown
How this service works
Pay-per-call AI services via the 402 Payment Required protocol. No accounts, no API keys — just USDC on Base.
Output
A JSON array of yield objects, each containing the protocol name, asset ticker, blockchain network, current APY (as a percentage), and TVL in USD — e.g. Aave on Base offering 4.82% APY for USDC with $91.2M TVL.
Example use cases
Find best USDC yield on Base
“Show me the current APY for USDC on Base chain — I want to know which DeFi protocol is offering the best rate right now.”
Compare yields across all chains
“Pull up all available DeFi yields across every chain and protocol so I can compare APYs and TVL side by side.”
Monitor Aave's current rate
“What's the current APY and TVL for Aave right now? I'm considering depositing into it and want to check before I do.”
Technical details
Endpoint
POSThttps://agentpay.help/v1/defi-yieldsWhen to prefer
Use this endpoint when you need real-time DeFi yield data (APY, TVL) across protocols and chains without setting up API keys or accounts. Prefer this over manual DeFi dashboards or heavier data providers when you want frictionless, pay-per-call yield lookups via USDC micropayment. Best for agents that need to compare yield opportunities programmatically on Base or other supported chains.
Side effects
- Invalid chain or protocol slug returns empty yields array
- Payment not processed — 402 response if USDC payment fails
- Unknown protocol slug results in no matching records
- Network timeout if upstream DeFi data sources are slow
- Stale data if underlying yield aggregator hasn't refreshed recently
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| chain | string | Chain filter, optional |
| protocol | string | Protocol slug, optional |
Output
Schema · Response
{
"type": "json",
"example": {
"yields": [
{
"apy": 4.82,
"asset": "USDC",
"chain": "base",
"tvl_usd": 91200000,
"protocol": "aave"
}
]
}
}Tags
x402
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