Marketplace · API · x402

4yearcycle.com/x402/tenders

EU public procurement tender notices from the official TED (Tenders Electronic Daily) v3 API, filtered by CPV product/service code, country of performance and free-text keywords over a recent publication window; returns structured JSON per notice with title, buyer, deadline, publication date, CPV codes, notice URL and German PDF link.

Endpoint	`https://4yearcycle.com/x402/tenders`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~557 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x9862ca83b72aB95521F457aFf6e6EFb03d8164C3
method	GET
last updated	2026-11-11T02:08:00.68Z

Use it

Call it (an x402 client pays automatically)

curl -i https://4yearcycle.com/x402/tenders
# 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-c44fd6e2f6e6fbf7

Search the whole marketplace from your agent (MCP)

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