Marketplace · API · x402

ca-tax-api-mainnet.lxtap.workers.dev/x402/ping

The smallest real x402 paid call: costs $0.001 in USDC and returns ok with the server time and payment network. Useful for checking that an x402 client can sign and settle a payment end to end. Errors return 4xx/5xx JSON and aren't charged.

Endpointhttps://ca-tax-api-mainnet.lxtap.workers.dev/x402/ping
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x2ECB9E1fcca7A62758c679F11bC3241466d181d8
methodGET
last updated2026-11-11T12:51:30.481Z

Use it

Call it (an x402 client pays automatically)

curl -i https://ca-tax-api-mainnet.lxtap.workers.dev/x402/ping
# 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/x402-3a197d80006f3b22

Search the whole marketplace from your agent (MCP)

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

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