# Services from backend-production-69ff.up.railway.app on Zero

> backend-production-69ff.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/backend-production-69ff.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/backend-production-69ff.up.railway.app/health.json

## Services

- [Kalshi ETH Hourly Signal](https://www.zero.xyz/c/kalshi-eth-hourly-signal-b2dcf6fc/llms.txt): $0.02/call via x402. Returns a live directional trading signal for ETH on Kalshi hourly prediction markets, including near-the-money strike, model vs market probability, and computed edge.
- [Kalshi SOL Hourly Signal](https://www.zero.xyz/c/kalshi-sol-hourly-signal-0225a13b/llms.txt): $0.02/call via x402. Returns a live directional trading signal for SOL on Kalshi, including the near-the-money strike, model probability, market probability, and computed edge for the current hourly contract.
- [Kalshi BTC Hourly Signal](https://www.zero.xyz/c/kalshi-btc-hourly-signal-57110746/llms.txt): $0.02/call via x402. Returns a live directional trading signal for Bitcoin hourly contracts on Kalshi (KXBTCD), including near-the-money strike, model probability, market price, and computed edge.

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)