# Services from x402-alexandria.onrender.com on Zero

> x402-alexandria.onrender.com serves 4 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/x402-alexandria.onrender.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-alexandria.onrender.com/health.json

## Services

- [Alexandria x402 API – Fitment Check](https://www.zero.xyz/c/alexandria-x402-api-fitment-check-572077ee/llms.txt): $0.05/call via x402. Checks whether a specific automotive part fits a given vehicle by badge, model, and year
- [Alexandria x402 API – Common Failure Modes](https://www.zero.xyz/c/alexandria-x402-api-common-failure-modes-4ce1d59e/llms.txt): $0.02/call via x402. Returns a list of common automotive part failure modes, optionally filtered by vehicle model, to help diagnose car problems.
- [Alexandria x402 Parts Search API](https://www.zero.xyz/c/alexandria-x402-parts-search-api-b5e27d62/llms.txt): $0.03/call via x402. Search an automotive parts intelligence database by keyword, symptom, or vehicle to retrieve relevant part information for car repair assistance.
- [Alexandria x402 API – Automotive Parts Demand Endpoint](https://www.zero.xyz/c/alexandria-x402-api-automotive-parts-demand-endpoint-a584ce04/llms.txt): $0.02/call via x402. Returns automotive parts demand intelligence to help agents assist users with finding and fixing car parts.

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)