Marketplace · API · x402

api.x402card.org/api/esim/purchase

Buy a prepaid Freeland travel eSIM and privately receive its installation QR and activation data. Pay native USDC on Base through x402; no API key or provider account is required.

Endpoint	`https://api.x402card.org/api/esim/purchase`
Trust	100% uptime over 1 checks · ~492 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	0x4d5D3dF7F6e3d568D49bF063aE65773fD1fa02E9
method	POST
last updated	2026-10-19T00:18:10.034Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.x402card.org/api/esim/purchase
# 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-b6a880cf35c674f1

Search the whole marketplace from your agent (MCP)

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