Marketplace · API · x402

api.kadec0.xyz/v1/startup-domain-check

Startup and brand name availability check. Turns a company name into domain candidates across .com, .io, .ai, .co, .dev, .app, .xyz, .net, .org plus get-, try- and -hq .com variants, checks each against the registry over RDAP or DNS, and checks the same handle on GitHub, npm and PyPI. For naming a startup, product or project in one call. Keyless.

Use it

Call it (an x402 client pays automatically)

curl -i https://api.kadec0.xyz/v1/startup-domain-check
# 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/x402-07af5ccd896385b1

Search the whole marketplace from your agent (MCP)

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