# Services from audit.crestsystems.ai on Zero

> audit.crestsystems.ai 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/audit.crestsystems.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/audit.crestsystems.ai/health.json

## Services

- [Crest Systems Wallet Risk Profiler](https://www.zero.xyz/c/audit-crestsystems-ai-656eb7b9/llms.txt): $0.25/call via x402. Returns a risk classification, numeric risk score (0-100), and behavioral analysis for a given EVM wallet address on a specified blockchain network.
- [Crest Systems Smart Contract Security Auditor](https://www.zero.xyz/c/audit-crestsystems-ai-f8f20e58/llms.txt): $1.000000/call via x402. Audits Solidity or Vyper smart contract source code (or a deployed Base contract address) and returns a vulnerability report with severity ratings, exploit scenarios, and remediation recommendations.
- [Crest Systems Code Vulnerability Scanner](https://www.zero.xyz/c/audit-crestsystems-ai-8ab0be39/llms.txt): $0.500000/call via x402. Scans source code for security vulnerabilities and returns OWASP Top 10 classifications, CWE IDs, risk scores, and exact fix recommendations.

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)