Open interest and holder stats
Authorizations
Solana Tracker Data API key
Path Parameters
Market ticker or condition id
Query Parameters
kalshi, polymarket, or poly
Response
Open interest
Aggregated open interest for a market.
True when the value is derived/estimated rather than authoritative.
Serving source: indexed, upstream, unavailable.
True when the payload is older than the freshness SLO.
polymarket, kalshi Total number of trades (activity proxy, not OI).
x >= 0Total token volume traded (activity proxy, not OI).
Unique addresses that have traded this market (activity proxy, not OI).
x >= 0Local index timestamp when known.
Upstream/source event timestamp when known.
Why the payload is missing or incomplete.
Authoritative open interest when the exchange publishes it.
x >= 0