Marketplace · API · x402

api.speccy.cloud/v1/predictions/polymarket

Top Polymarket prediction markets by 24h volume. Returns up to 50 markets with id, question, slug, volume, volume24hr, liquidity, endDate, outcomes and outcomePrices.

Endpoint	`https://api.speccy.cloud/v1/predictions/polymarket`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~128 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	0x0Cb12Df486381A0EBeBc0EF338dA80657f68f9cB
method	GET
last updated	2026-11-07T08:01:40.038Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.speccy.cloud/v1/predictions/polymarket
# 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/x402-9c08df9b5ccd8f2a

Search the whole marketplace from your agent (MCP)

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