Market Data
List markets
Paginated list of active prediction markets from Polymarket and Kalshi.
GET /markets
Paginated list of active prediction markets from Polymarket + Kalshi. Pure
cache-backed; updates every 60s. Forward-only keyset pagination on
(volume24hr DESC, conditionId DESC) — pass the returned next_cursor as
?cursor=<token> to fetch the next page.
Parameters
| Parameter | Type | Default | Description |
|---|---|---|---|
limit | 1-500 | 50 | Page size |
platform | string | — | Filter by platform: polymarket or kalshi |
category | string | — | Substring match against market tags (case-insensitive) |
min_volume | integer | 0 | Minimum 24h USD volume |
cursor | string | — | Opaque keyset cursor returned by the previous page |
curl -H "x-api-key: YOUR_KEY" \
"https://api.scanna.xyz/markets?limit=50&min_volume=5000"