Marketplace · API · x402

x402-agent-api.onrender.com/api/v1/hvac-coil-load

HVAC coil load calculator: from airflow and entering/leaving air (any two properties each), the sensible, latent and total load, tons, SHR and condensate; or one state plus loads to solve the other. Outdoor/return air mixing and outdoor air % back-calculation. ASHRAE psychrometrics, elevation, IP or SI. Shows every step with the numbers. $0.002 USDC per call.

Endpointhttps://x402-agent-api.onrender.com/api/v1/hvac-coil-load
Trust100% uptime over 1 checks · ~508 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x6847231bD28E16A0A57c59793f6B8BD8CC0043aC
methodPOST
last updated2026-10-25T12:50:39.274Z

Use it

Call it (an x402 client pays automatically)

curl -i https://x402-agent-api.onrender.com/api/v1/hvac-coil-load
# 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/x402-6a4effa53b088fe6

Search the whole marketplace from your agent (MCP)

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

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