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WebSocket Client

Connect to WebSocket servers through Postman Cloud Agent.
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Compare what you unlock

  • ConnectionsOne connection in this tab
  • MessagesSend and receive live
  • ProtocolsRaw WebSocket
  • HistoryThis browser session only
  • CollaborationNot included
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FAQ

Can the playground send binary messages?
Yes. Binary messages can be composed as Base64 or hexadecimal.
Can I filter WebSocket messages?
Yes. Search all visible events or filter the stream to sent or received messages.
Does the playground use variables?
No. It does not load workspace, collection, environment, cookie, history, or variable state.

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