Marketplace · API · x402

api.macaroonnetwork.com/execute/polymathica-research-paper-search-v1

Find source-linked scientific papers by topic. Returns metadata pointers, authors, dates, licence evidence when supplied by the source, and corpus provenance; it does not sell paper text or infer reuse rights.

Endpoint	`https://api.macaroonnetwork.com/execute/polymathica-research-paper-search-v1`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~633 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0x33cc8de6e86761d217044a8a6b394ad23b579596
method	POST
last updated	2026-10-30T12:42:58.523Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.macaroonnetwork.com/execute/polymathica-research-paper-search-v1
# 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/x402-8ea578f58a89204d

Search the whole marketplace from your agent (MCP)

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