$ streamlink twitch.tv/CHANNEL best
[cli][info] Found matching plugin twitch for URL twitch.tv/CHANNEL
[cli][info] Available streams: audio_only, 160p (worst), 360p, 480p, 720p, 720p60, 1080p60 (best)
[cli][info] Opening stream: 1080p60 (hls)
[cli][info] Starting player: vlc