# Services from deploy.crestsystems.ai on Zero

> deploy.crestsystems.ai serves 2 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/deploy.crestsystems.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/deploy.crestsystems.ai/health.json

## Services

- [Crest Trust Oracle](https://www.zero.xyz/c/deploy-crestsystems-ai-3e6bb36f/llms.txt): $0.75/call via x402. Evaluates whether an AI agent should trust and pay an x402 service endpoint, returning a 0-100 trust score, letter grade, and PROCEED/CAUTION/DO NOT TRANSACT recommendation.
- [Crest Integrity Report](https://www.zero.xyz/c/deploy-crestsystems-ai-14c1e40d/llms.txt): $12/call via x402. Generates a comprehensive trust dossier for a URL, wallet, contract, or protocol by combining service evaluation, smart contract auditing, wallet risk profiling, on-chain spend analytics, and multi-model LLM assessment into a composite risk score with actionable 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)