Trading volume and liquidity rankings across all prediction market platforms. Fi...

Trading volume and liquidity rankings across all prediction market platforms. Find the most actively traded markets, biggest bets, and where money is flowing. Spot sudden volume spikes that signal breaking news or insider activity. Powered by PROWL. Use this to answer 'what are people betting on right now?' or 'which prediction markets have the most money?'

https://www.prowldata.dev/api/v1/markets/volume

USE THIS RESOURCE

Start with a quote-only recipe. Payment signing stays in your project.

CODE

AI CODING TOOLS

quote-check.ts

const response = await fetch("https://www.prowldata.dev/api/v1/markets/volume", {
  method: "GET",
});

console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));

// A valid 402 is a quote, not a completed paid call.

This sends no payment. Inspect the 402 response before adding a wallet-enabled client.

JSON ↗developer docs →

STATUS HISTORY

JSON RSS

Exact route checked2026-07-10 15:09 UTC
non 402
Origin reachable2026-07-10 15:04 UTC
HEAD https://www.prowldata.dev/ returned 404.
Observed in 402-index2026-07-10 13:31 UTC
Discovered through bazaar.
Registry record checked2026-07-08 01:47 UTC
Registry health: degraded.

EVIDENCE

402-indexobserved 2026-07-10 · https://402index.io/api/v1/services

origin checkHEAD https://www.prowldata.dev/ → 404 on 2026-07-10

route quoteGET returned 404; no x402 quote was confirmed · 2026-07-10

Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call.

PAYMENT OPTIONS

The registry did not expose full payment options for this record.