isConnected - Cognigy Documentation

Checks whether the client is connected and registered with the SIP server.

Signature

const connected = client.isConnected();

Parameters

None.

Returns

boolean. true if the client is connected and registered, false otherwise. For endpoints that don’t require SIP registration, refer to the note below.

For endpoints that don’t require SIP registration, isConnected() returns false even after connect() has finished. For these endpoints, track the connection with the connected and disconnected events.

Example

if (client.isConnected()) {
  console.log('Client is ready to make calls');
  await client.startCall();
} else {
  console.log('Client is not connected');
  await client.connect();
}

More Information

connect
registered event

Last modified on October 23, 2026