Marketplace · API · x402

quantx402.app/api/v1/markets

Prediction markets: active prediction markets matched to BTC, ETH, SOL (price-level and touch markets) or MACRO (Fed decisions, US CPI) with the current Yes price, volume, resolve time and link, refreshed hourly. Pay per call via x402. Yes prices are what traders pay, not our forecast. Not financial advice.

Endpointhttps://quantx402.app/api/v1/markets
Trust✓ Verified callable · 100% uptime over 1 checks · ~227 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0x2b79541911a436a83074eb3a38a920042524db96
methodGET
last updated2026-11-11T15:06:22.041Z

Use it

Call it (an x402 client pays automatically)

curl -i https://quantx402.app/api/v1/markets
# 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-ec1abfe4b84e9114

Search the whole marketplace from your agent (MCP)

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

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