Marketplace · API · x402

netintel.dev/username-check/lookup

Check username availability across 20+ social platforms and developer sites simultaneously — returns which platforms have a profile registered under that handle so agents can find people, verify identities, scout brand handles, or check name availability before registration.

Endpointhttps://netintel.dev/username-check/lookup
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xdaDc335482AD545296Fd7b28518A251fFCbEb9Df
methodGET
last updated2026-11-11T03:11:39.819Z

Use it

Call it (an x402 client pays automatically)

curl -i https://netintel.dev/username-check/lookup
# 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-aae2cc93c7f66752

Search the whole marketplace from your agent (MCP)

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