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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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Claude
S
Rows
A
Luma Dream Machine
A
Grammarly
A
TaglineAnthropic's flagship — best reasoning + longest useful context.Spreadsheets with AI + live integrations baked in.Smooth, cinematic motion. Image-to-video specialist.Grammar check + tone + AI drafting, everywhere you type.
CategoryChatbotsDataVideoWriting
PricingFree + $20/mo Pro + team/enterpriseFree + $19-$89/user/moFree + $10-$500/moFree + $12-$15/mo Premium + team plans
Best forLong writing, code, careful thinking, documents over 50 pages.Ops teams, marketers, anyone building dashboards from multiple sources.Photographers animating stills, cinematic b-roll.Non-native English writers, business email, anyone who types a lot.
Strengths
  • Best-in-class writing + nuanced reasoning
  • 1M context on Opus
  • Artifacts for code/docs
  • Lowest hallucination rate in my testing
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Best image-to-video in the category
  • Great camera motion control
  • Ray 2 model produces striking shots
  • Works in every browser/app
  • Now has generative AI (GrammarlyGO)
  • Tone detection + suggestions
Weaknesses
  • Image generation is weak
  • No native web search on all tiers
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Prompt fidelity below Runway
  • Queue times on free tier
  • Can feel naggy
  • Premium features gate basics
  • Privacy concerns (reads your writing)
Kai's verdictS-tier for reasoning and writing. If you only pay for one chatbot, pay for this one — especially for long work.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.
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