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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Gamma
A
Aider
A
Google Veo
A
DALL-E 3
B
TaglineAI slide decks that don't look AI-generated.Terminal-based AI pair programmer. Git-aware, model-flexible.Google's video model. Baked into Gemini + YouTube Shorts.OpenAI's image model. Built into ChatGPT Plus.
CategoryProductivityCodingVideoImage
PricingFree + $10-$20/moFree (open source) + whatever API you useIncluded with Gemini Advanced $20/mo + YouTube creator toolsIncluded with ChatGPT Plus $20/mo
Best forPitch decks, proposals, internal presentations — fast.Developers who want open-source tooling with full control.Gemini Advanced users, YouTube Shorts creators.ChatGPT Plus users who want images without paying extra.
Strengths
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • Works in any terminal
  • Auto-commits changes with meaningful messages
  • Works with any model (Claude, GPT, local)
  • Minimal learning curve
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Excellent prompt understanding
  • Built into ChatGPT — no extra subscription
  • Good at composition + concepts
Weaknesses
  • Locked into Gamma's format
  • Export quality varies
  • Terminal-only
  • Less agentic than Claude Code
  • Setup on Windows is fiddly
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Aesthetic ceiling below Midjourney + Ideogram
  • Text rendering worse than Ideogram
  • No fine control
Kai's verdictA-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.A-tier. The right answer if you want open-source + terminal-native + model-agnostic.A-tier if you already pay Gemini. B-tier standalone.B-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately.
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