Check out Grok Imagine Video 1.5 Lite for yourself on the AA-Video Leaderboards:
AA-Video-T2V v2.0: https://artificialanalysis.ai/video/leaderboard/text-to-video
AA-Video-T2V-Silent v2.0: https://artificialanalysis.ai/video/leaderboard/text-to-video?audio-output=false
Or vote in the Video Arena: https://artificialanalysis.ai/video/arena