# Services from www.liquidstate.tech on Zero

> www.liquidstate.tech 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/www.liquidstate.tech
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/www.liquidstate.tech/health.json

## Services

- [Liquid State Farside BTC ETF Daily Flow](https://www.zero.xyz/c/liquid-state-farside-btc-etf-daily-flow-29a585f0/llms.txt): $0.01/call via x402. Returns the latest complete US spot Bitcoin ETF daily flow data as reported by Farside Investors.
- [Liquid State Decision Leg Invalidations](https://www.zero.xyz/c/liquid-state-decision-leg-invalidations-156eb499/llms.txt): $0.01/call via x402. Returns a list of decision leg invalidations, useful for filtering out invalid or stale decision paths in trading or options strategies.

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)