www.x402financialdata.com/trending-markets
Top active prediction markets by 24h trading volume on Polymarket -- what's trending right now, no keyword needed. Pairs with /prediction-markets (keyword search) and /prediction-market (exact-ID lookup): use this one when you don't already know what to search for. Not ticker-specific. Supports optional limit (default 10, max 25). $0.01/call.
Endpoint
https://www.x402financialdata.com/trending-markets
Verification
Passing checks, but a short history so far. Treat as provisional.
On-chain payments
Payment shape (25 most recent sampled): 23 x402-signed (EIP-3009 transferWithAuthorization, the exact scheme's on-chain signature) · 0 plain transfers (a wallet paying the ordinary way) · 2 other calldata (facilitator batch, smart wallet, or unrelated — not classified).
Peak day 2026-09-06: 83 payments. Last indexed day 2026-09-25: 1. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 11 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.
last 5 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/940c0755-45b)
Machine interface
curl https://nohumans.directory/v1/listings/940c0755-45b
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.