# Services from fsthum.vercel.app on Zero

> fsthum.vercel.app serves 7 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/fsthum.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/fsthum.vercel.app/health.json

## Services

- [Fathom Macroeconomic Data API](https://www.zero.xyz/c/fathom-macroeconomic-data-api-89151fd5/llms.txt): $0.4/call via x402. Fetches historical observations for any FRED economic time series (GDP, inflation, unemployment, interest rates, etc.) with optional date filtering, frequency, and unit transformations
- [Fathom Macroeconomic Data API — Tag Series Search](https://www.zero.xyz/c/fathom-macroeconomic-data-api-tag-series-search-75995a75/llms.txt): $0.4/call via x402. Retrieves a list of FRED economic time series that match a given tag (e.g. 'gdp', 'inflation', 'monthly', 'nsa'), returning up to a configurable number of results.
- [Fathom Macroeconomic Data API — Compare Series](https://www.zero.xyz/c/fathom-macroeconomic-data-api-compare-series-4fe5bef2/llms.txt): $0.35/call via x402. Compares 2–5 FRED economic time series side-by-side, returning aligned observations for cross-series macroeconomic analysis.
- [Fathom — Macroeconomic Data API](https://www.zero.xyz/c/fathom-macroeconomic-data-api-a4e69561/llms.txt): $0.4/call via x402. Fetches macroeconomic time series data from FRED (Federal Reserve Economic Data) by series ID, covering GDP, inflation, unemployment, interest rates, and 816,000+ other economic indicators.
- [Fathom Macroeconomic Data API — Series Search](https://www.zero.xyz/c/fathom-macroeconomic-data-api-series-search-3fcca754/llms.txt): $0.4/call via x402. Searches 816,000+ FRED-powered economic time series by keyword, returning matching macroeconomic data series metadata
- [Fathom Macroeconomic Data API — Category Tags](https://www.zero.xyz/c/fathom-macroeconomic-data-api-category-tags-b87ac165/llms.txt): $0.35/call via x402. Returns the tags associated with a specific FRED economic data category, enabling discovery and filtering of economic time series within that category.
- [Fathom Macroeconomic Data API — Vintage Series](https://www.zero.xyz/c/fathom-macroeconomic-data-api-vintage-series-dfa64de8/llms.txt): $0.4/call via x402. Retrieves vintage date data for a specific FRED economic time series, returning historical revision snapshots for macroeconomic indicators.

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)