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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
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Data
Marketing
Education
Manus
S
DALL-E 3
B
Elicit
S
Fathom
S
TaglineAutonomous AI agent that actually finishes tasks.OpenAI's image model. Built into ChatGPT Plus.AI research assistant for academic literature.Meeting notes, free forever for individuals.
CategoryAgentsImageResearchMeetings
PricingFree tier + $39-$199/moIncluded with ChatGPT Plus $20/moFree + $12-$42/moFree for individuals + $15-$29/user/mo teams
Best forPeople who want to hand off tasks entirely — trip planning, research, spreadsheet building.ChatGPT Plus users who want images without paying extra.Grad students, researchers, anyone doing literature reviews.Solo operators, freelancers, small teams on a budget.
Strengths
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
  • Excellent prompt understanding
  • Built into ChatGPT — no extra subscription
  • Good at composition + concepts
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
Weaknesses
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
  • Aesthetic ceiling below Midjourney + Ideogram
  • Text rendering worse than Ideogram
  • No fine control
  • Academic-only
  • Can hallucinate citations — verify everything
  • Bot-joining model
  • Team features gated
Kai's verdictS-tier in the agent category. The first one I'd give to a non-technical friend.B-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately.S-tier for academic research. Nothing else comes close for systematic reviews.S-tier for solo + free. The best free option, hands down.
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