# Services from lunar-api-production-cba9.up.railway.app on Zero

> lunar-api-production-cba9.up.railway.app 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/lunar-api-production-cba9.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/lunar-api-production-cba9.up.railway.app/health.json

## Services

- [Vietnamese Auspicious Days Finder (Xem Ngay Tot API)](https://www.zero.xyz/c/vietnamese-auspicious-days-finder-xem-ngay-tot-api-72666c5f/llms.txt): $0.02/call via x402. Finds auspicious Vietnamese lunar calendar days (ngày hoàng đạo / ngày tốt) within a search window for a specific activity such as wedding, moving house, or opening a business.
- [Lunar-Solar Date Converter (Vietnamese/Chinese Calendar)](https://www.zero.xyz/c/lunar-solar-date-converter-vietnamese-chinese-calendar-0f8c575d/llms.txt): $0.005/call via x402. Converts between Gregorian solar dates and Vietnamese/Chinese lunar calendar dates in both directions, with Can Chi and leap month support
- [Vietnamese Lunar Calendar Date Lookup](https://www.zero.xyz/c/vietnamese-lunar-calendar-date-lookup-a50ebfd6/llms.txt): $0.01/call via x402. Returns full Vietnamese lunar calendar data for any given solar date (1900-2100), including lunar date, Can Chi, day quality, auspicious/inauspicious activities, and auspicious hours.
- [Vietnamese Lunar Calendar Today](https://www.zero.xyz/c/vietnamese-lunar-calendar-today-2ead2039/llms.txt): $0.01/call via x402. Returns today's Vietnamese lunar calendar data including lunar date, Can Chi, day quality (hoang dao/hac dao), auspicious/inauspicious activities, lucky hours, and solar term for Asia/Ho_Chi_Minh timezone.

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)