Marketplace · API · x402

api-production-24833.up.railway.app/v1/search

Find the SIREN of a French company from its name, optionally narrowed by postcode or INSEE commune code. Use it before a KYB check when you only have a company name. Returns up to 10 matches with SIREN, SIRET, legal name, active/closed status, NAF activity code, city and creation date. Official Sirene registry data, no personal data on sole traders. Errors are never charged.

Endpoint	`https://api-production-24833.up.railway.app/v1/search`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~122 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	0x9f1ca575893c1F88d622BDf1CD578b810f2B878d
method	GET
last updated	2026-11-04T21:18:43.844Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api-production-24833.up.railway.app/v1/search
# 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/x402-1f88d7b6aee0c5bf

Search the whole marketplace from your agent (MCP)

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