Marketplace · API · x402

api.vextorium.com/v1/arxiv-search

Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...).

Endpoint	`https://api.vextorium.com/v1/arxiv-search`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~161 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	0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf
method	POST
last updated	2026-11-11T14:13:27.419Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.vextorium.com/v1/arxiv-search
# 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-c1d0819adefb029e

Search the whole marketplace from your agent (MCP)

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