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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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DALL-E 3
B
Duolingo Max
A
Elicit
S
TaglineOpenAI's image model. Built into ChatGPT Plus.Duolingo + AI. Explain My Answer + Roleplay features.AI research assistant for academic literature.
CategoryImageEducationResearch
PricingIncluded with ChatGPT Plus $20/mo$30/mo (or ~$168/yr)Free + $12-$42/mo
Best forChatGPT Plus users who want images without paying extra.Language learners who've outgrown basic Duolingo.Grad students, researchers, anyone doing literature reviews.
Strengths
  • Excellent prompt understanding
  • Built into ChatGPT — no extra subscription
  • Good at composition + concepts
  • Explain My Answer = personal tutor for every mistake
  • Roleplay = real conversation practice
  • Gamification that actually sticks
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
Weaknesses
  • Aesthetic ceiling below Midjourney + Ideogram
  • Text rendering worse than Ideogram
  • No fine control
  • Pricey vs free Duolingo
  • Conversation AI still stiff sometimes
  • Academic-only
  • Can hallucinate citations — verify everything
Kai's verdictB-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately.A-tier. If you already love Duolingo, worth it. If starting fresh, try ChatGPT Voice instead.S-tier for academic research. Nothing else comes close for systematic reviews.
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