# Services from selectarank-data.vercel.app on Zero

> selectarank-data.vercel.app serves 8 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/selectarank-data.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/selectarank-data.vercel.app/health.json

## Services

- [SelectaRank ECB FX Rates](https://www.zero.xyz/c/selectarank-ecb-fx-rates-0cd85d7f/llms.txt): $0.002/call via x402. Returns European Central Bank official EUR-based foreign exchange rates for one or more currency pairs, for up to 30 recent trading days, via pay-per-call x402 micropayment.
- [SelectaRank Data Gateway – US Treasury Yields](https://www.zero.xyz/c/selectarank-data-gateway-us-treasury-yields-edfb92bd/llms.txt): $0.002/call via x402. Returns US Treasury yield curve data (e.g. 10-year yield) for the latest 1–30 trading days, sourced from the US Department of the Treasury, via pay-per-call x402 micropayment on Base USDC.
- [SelectaRank Data Gateway — SEC EDGAR Filings by CIK](https://www.zero.xyz/c/selectarank-data-gateway-sec-edgar-filings-by-cik-d24d1cca/llms.txt): $0.003/call via x402. Retrieves SEC EDGAR filing records (10-K, 10-Q, etc.) for a company identified by its CIK number, returning company metadata and a list of filed documents with dates and URLs.
- [SelectaRank JGB Yields — Japan Government Bond Yield Lookup](https://www.zero.xyz/c/selectarank-jgb-yields-japan-government-bond-yield-lookup-888e20a6/llms.txt): $0.002/call via x402. Returns Japan Government Bond (JGB) yield data for one or more trading days, sourced from the Ministry of Finance Japan, covering multiple tenors (1Y, 2Y, 10Y, etc.).
- [SelectaRank x402 Preflight Checker](https://www.zero.xyz/c/selectarank-x402-preflight-checker-81c129b9/llms.txt): $0.01/call via x402. Checks whether a given HTTPS URL is protected by x402 and returns its payment requirements before attempting a paid call
- [SelectaRank Data Gateway – USGS Earthquake Feed](https://www.zero.xyz/c/selectarank-data-gateway-usgs-earthquake-feed-da9f1cd6/llms.txt): $0.002/call via x402. Fetches USGS earthquake GeoJSON feed data (by feed type) via pay-per-call micro-payment on Base USDC with no API key required.
- [SelectaRank Data Gateway – Weather Forecast by Coordinates](https://www.zero.xyz/c/selectarank-data-gateway-weather-forecast-by-coordinates-a3e81ca0/llms.txt): $0.003/call via x402. Returns NOAA/NWS weather forecast periods for a given latitude and longitude, paid per-call via x402 on Base USDC with no API key required.
- [SelectaRank Data Gateway – World Bank Indicator Lookup](https://www.zero.xyz/c/selectarank-data-gateway-world-bank-indicator-lookup-43ab353a/llms.txt): $0.002/call via x402. Fetches World Bank development indicator data for a given country and indicator code via pay-per-call x402 micropayment, no API key required.

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)