Marketplace · API · x402

api.annalist.dev/v1/ai/changes

Recent changes to AI model prices and availability across providers, newest first: price cuts and raises per field (with the change), models added and removed, context-window changes and deprecation dates, for the last 1 to 90 days, optionally by provider or model name. Source: LiteLLM's open price file (MIT), recorded daily. Signed.

Endpointhttps://api.annalist.dev/v1/ai/changes
TrustNot checked yet
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xDE4805678438b6bfBbFE047fFF305C928653Fe17
methodGET
last updated2026-11-09T12:01:22.577Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.annalist.dev/v1/ai/changes
# 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-a388606f016a5cb7

Search the whole marketplace from your agent (MCP)

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

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