Marketplace · API · x402

api.surplusintelligence.ai/v1/chat/completions

Get OpenAI-compatible inference from many models at market prices via Surplus Intelligence.

Endpointhttps://api.surplusintelligence.ai/v1/chat/completions
Trust100% uptime over 1 checks · ~404 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x0F99fc0CBD7A114b2DA171FDa5A0167858f7afC2
methodPOST
last updated2026-11-13T01:12:36.99Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.surplusintelligence.ai/v1/chat/completions
# 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/x402-9a518182c896cc78

Search the whole marketplace from your agent (MCP)

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

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