REST

Used for all CLOB REST endpoints, denoted {clob-endpoint}.

https://clob.polymarket.com/

Data-API

An additional endpoint that delivers user data, holdings, and other on-chain activities. https://data-api.polymarket.com/

WebSocket

Used for all CLOB WSS endpoints, denoted {wss-channel}.

wss://ws-subscriptions-clob.polymarket.com/ws/