KaiAI tutor for anyone
← All tools

Sora

A tier

OpenAI's video model. Long clips, cinematic quality.

Open Sora →Compare with alternatives

Kai's verdict

A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.

Strengths

  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos

Weaknesses

  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles

Best for

ChatGPT subscribers experimenting with cinematic shots.

Pricing

Included with ChatGPT Plus/Pro

Alternatives worth knowing

Runway
S
The pro's AI video tool. Gen-4 is the current bar.
Kling
A
Kuaishou's video model. The surprise standout.
Google Veo
A
Google's video model. Baked into Gemini + YouTube Shorts.