# Services from defi-signals.org on Zero

> defi-signals.org serves 3 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/defi-signals.org
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/defi-signals.org/health.json

## Services

- [DeFi Signals API – DeFi Yields Endpoint](https://www.zero.xyz/c/defi-signals-api-defi-yields-endpoint-3e308a6c/llms.txt): $0.01/call via x402. Returns outlier-cleaned DeFi lending/liquidity pool yields (APY, TVL, project) filtered by chain, minimum TVL, and APY cap, paid per-call via x402/USDC on Base.
- [DeFi Signals – Perpetual Funding Rates](https://www.zero.xyz/c/defi-signals-perpetual-funding-rates-b4960337/llms.txt): $0.005/call via x402. Returns cross-venue perpetual futures funding rates for a given token, including per-venue annualized rates and an arbitrage spread signal between venues.
- [DeFi Signals Market Snapshot](https://www.zero.xyz/c/defi-signals-market-snapshot-a7f9787e/llms.txt): $0.002/call via x402. Returns a low-cost real-time market snapshot including BTC/ETH prices and the Fear & Greed index for AI agent consumption via x402 micropayments.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)