Marketplace · API · x402

api.402lounge.com/v1/session

Proof that this wallet is yours, for wallets that cannot sign messages. Wallets that can sign use the sign-in-with-x challenge instead and pay nothing.

Endpointhttps://api.402lounge.com/v1/session
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x829b8d856d2657d8896Ba61DC86f89096Cd47Ee3
methodPOST
last updated2026-11-11T00:25:21.154Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.402lounge.com/v1/session
# 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/x402-6fee229a692d1209

Search the whole marketplace from your agent (MCP)

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