There’s no way to get a list of viewers or chatters for a past broadcast. And even if you was to record live data of the current users in chat you’d also have to be careful of what you’re storing due to GDPR and the Twitch Developer Agreement.
There’s no way to get a list of viewers or chatters for a past broadcast. And even if you was to record live data of the current users in chat you’d also have to be careful of what you’re storing due to GDPR and the Twitch Developer Agreement.