Marketplace · API · x402

api.agentweather.io/v1/decide/cheapest-model

Pay per call, solves one question: Which listed models.dev prices meet these filters, lowest first? Raw lowest and next-vendor prices with reasons, exclusions, and status-page readings. Example: GET /v1/decide/cheapest-model?min_context=128000&capability=tools → {pick:{id, standard_job_cost_usd, re…

Endpoint	`https://api.agentweather.io/v1/decide/cheapest-model`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xA15c55f39Ec1dfd87Afb09e1959EFac2Bf44F4Ec
method	GET
last updated	2026-11-11T14:37:38.696Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.agentweather.io/v1/decide/cheapest-model
# 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/x402-56c6a0f632b52948

Search the whole marketplace from your agent (MCP)

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