# Services from x402-sand.vercel.app on Zero

> x402-sand.vercel.app serves 10 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-sand.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-sand.vercel.app/health.json

## Services

- [ETF & Macro Intelligence – Crypto ETF Flows & Macro Events Summary](https://www.zero.xyz/c/etf-macro-intelligence-crypto-etf-flows-macro-events-summary-e73801f7/llms.txt): $0.02/call via x402. Returns a summary of crypto ETF fund flows, institutional fund data, and US macroeconomic events relevant to crypto markets.
- [ETF & Macro Intelligence – CeFi Crypto ETF Data](https://www.zero.xyz/c/etf-macro-intelligence-cefi-crypto-etf-data-7d65c615/llms.txt): $0.02/call via x402. Returns crypto ETF flow data, institutional fund metrics, and US macroeconomic events relevant to centralized finance (CeFi).
- [ETF & Macro Intelligence – ETF Tickers](https://www.zero.xyz/c/etf-macro-intelligence-etf-tickers-38294291/llms.txt): $0.02/call via x402. Returns a list of crypto ETF tickers with institutional fund data and macro context
- [ETF & Macro Intelligence – Weekly Data](https://www.zero.xyz/c/etf-macro-intelligence-weekly-data-be732bca/llms.txt): $0.02/call via x402. Returns weekly crypto ETF fund flows, institutional fund data, and US macroeconomic events relevant to crypto markets.
- [ETF & Macro Calendar](https://www.zero.xyz/c/etf-macro-calendar-134bfa17/llms.txt): $0.01/call via x402. Returns a date-range-filtered calendar of US macroeconomic events relevant to crypto ETF flows and institutional fund activity
- [ETF & Macro Intelligence – Crypto ETF Funds](https://www.zero.xyz/c/etf-macro-intelligence-crypto-etf-funds-c0bd5cbe/llms.txt): $0.02/call via x402. Retrieves institutional ETF fund data, crypto ETF flows, and US macroeconomic events for a given crypto asset
- [ETF & Macro Intelligence – Macro Indicators](https://www.zero.xyz/c/etf-macro-intelligence-macro-indicators-cac59d38/llms.txt): $0.01/call via x402. Retrieves US macroeconomic time-series data (e.g. fed funds rate, CPI, unemployment, Treasury yields) by series code via the FRED-style query API.
- [ETF & Macro Intelligence - Crypto ETF Flows](https://www.zero.xyz/c/etf-macro-intelligence-crypto-etf-flows-759a9854/llms.txt): $0.02/call via x402. Returns crypto ETF flow data, institutional fund data, and US macroeconomic events for a given asset and time period
- [ETF & Macro Intelligence – Crypto ETF Fund Flows](https://www.zero.xyz/c/etf-macro-intelligence-crypto-etf-fund-flows-7c950ef5/llms.txt): $0.02/call via x402. Fetches crypto ETF fund flow data for a given asset, including institutional fund movements and US macroeconomic context.
- [ETF & Macro Intelligence – ETF Prices](https://www.zero.xyz/c/etf-macro-intelligence-etf-prices-f9c30e05/llms.txt): $0.02/call via x402. Returns current price data for crypto ETFs and related institutional fund instruments

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)