# Services from api.tradeperpetua.xyz on Zero

> api.tradeperpetua.xyz serves 6 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/api.tradeperpetua.xyz
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.tradeperpetua.xyz/health.json

## Services

- [Perpetua Whale Risk Signal API](https://www.zero.xyz/c/perpetua-whale-risk-signal-api-a4a7f8d8/llms.txt): $0.15/call via x402. Scores an EVM wallet address as a crypto whale/risk tier with detailed on-chain activity metrics on Base or Ethereum
- [Perpetua Crypto Derivatives Risk Signal API](https://www.zero.xyz/c/perpetua-crypto-derivatives-risk-signal-api-05d3635c/llms.txt): $0.15/call via x402. Returns AI-generated perpetual futures risk signals (squeeze bias, funding rates, leverage heat, open interest) for major crypto assets, pay-per-call in USDC on Base via x402.
- [Aegis Smart Contract Full Audit](https://www.zero.xyz/c/aegis-smart-contract-full-audit-8c776948/llms.txt): $10/call via x402. Performs a comprehensive, multi-lens security audit of a deployed smart contract, returning a signed report with exploit scenarios, owner capability analysis, and unchecked scope disclosure.
- [Aegis Smart Contract Quick Scan](https://www.zero.xyz/c/aegis-smart-contract-quick-scan-7855bb78/llms.txt): $5/call via x402. Runs a fast static analysis and AI reasoning pass on a deployed smart contract to return a 0–100 risk score, verdict, and up to five findings with file and line references.
- [TradePerpetua Crypto Risk Report](https://www.zero.xyz/c/tradeperpetua-crypto-risk-report-fe7278fd/llms.txt): $0.05/call via x402. Returns an enriched crypto risk report with a weighted factor breakdown, written analysis, and confidence label for a given asset.
- [TradePerpetua Crypto Risk Signal](https://www.zero.xyz/c/tradeperpetua-crypto-risk-signal-e00666e2/llms.txt): $0.005/call via x402. Returns a 0-100 risk score, trend direction (up/down/flat), on-chain anomaly flag, and plain-language rationale for a given crypto asset

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)