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Compare AI tools

Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
Pick tools (4 selected)
Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
ChatGPT Operator
B
Sora
A
Sudowrite
S
Flux (Black Forest Labs)
A
TaglineOpenAI's browser agent. Clicks and types on websites for you.OpenAI's video model. Long clips, cinematic quality.AI writing tool built specifically for fiction writers.Open weights + strong photorealism. The open-source answer.
CategoryAgentsVideoWritingImage
PricingIncluded with ChatGPT Pro $200/moIncluded with ChatGPT Plus/Pro$19-$59/moAPI + open weights (Schnell is Apache 2.0)
Best forPower users willing to pay $200/mo for a browser bot.ChatGPT subscribers experimenting with cinematic shots.Novelists, screenwriters, fiction short-form writers.Developers + power users who want control and privacy.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
  • Runs locally on a beefy GPU
  • Very photoreal
  • Best open-weight model
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Pricey for casual use
  • Fiction-only focus — not for business writing
  • Harder to use than hosted tools
  • Needs infra
Kai's verdictB-tier. Still early. Manus is more flexible for less money.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.A-tier. S-tier if you self-host. The reason open-source image gen matters.
LinkOpen →Open →Open →Open →