402.ai

AI services monetized via x402 protocol

Endpoint	`https://402.ai`
Trust	0% uptime over 1 checks · ~55 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
docs url	https://402.ai
auth	none
source	x402_registry

Use it

Call it (an x402 client pays automatically)

curl -i https://402.ai
# 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/239

Search the whole marketplace from your agent (MCP)

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