Marketplace · API · x402

api.sitecheck-api.workers.dev/api/macro

Official rate and macro series in one call, by name: fed_funds, us_cpi, us_core_cpi, us_unemployment, us_10y, us_2y, us_mortgage_30y, us_gdp, wti_oil, brent_oil, henry_hub_gas, us_house_price_index, ecb_deposit_rate, ecb_main_refi_rate and euro_area_hicp. Latest value, change vs previous and vs a year earlier, and observations. Up to 6 series. FRED (US public domain), the ECB Data Portal and Eurostat.

Endpointhttps://api.sitecheck-api.workers.dev/api/macro
Trust✓ Verified callable · 100% uptime over 1 checks · ~1263 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xb8491F953e6860D3b5840b73c60883Ff099ceAfA
methodGET
last updated2026-11-11T12:38:30.28Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.sitecheck-api.workers.dev/api/macro
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-48a1e68155a28dc7

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}