# Services from ren-api-production.up.railway.app on Zero

> ren-api-production.up.railway.app 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/ren-api-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/ren-api-production.up.railway.app/health.json

## Services

- [Ren API - Seed-Oil-Free Restaurant Lookup](https://www.zero.xyz/c/ren-api-restaurant-seed-oil-lookup-1b0a842b/llms.txt): $0.01/call via x402. Looks up a restaurant by name and returns a seed-oil-free verdict, cooking fat used, and recommended or avoided menu items
- [Ren API - Seed-Oil-Free Restaurant List](https://www.zero.xyz/c/ren-api-seed-oil-free-restaurant-list-80ed90a8/llms.txt): $0.01/call via x402. Returns a lightweight list of restaurants filtered by verdict and/or neighborhood, each with name, verdict, and neighborhood fields.
- [Ren API - Seed-Oil-Free Dish Swaps](https://www.zero.xyz/c/ren-api-seed-oil-free-dish-swaps-4ef5c9c8/llms.txt): $0.01/call via x402. Returns seed-oil-free alternative cooking methods or preparations for common dishes like fries, fried chicken, salad dressing, and wings.

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)