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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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Chatbots
Research
Coding
Image
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Productivity
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Agents
Dev Platform
Data
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Cursor
S
Sudowrite
S
Perplexity
S
Fathom
S
TaglineVS Code fork that made AI coding actually work.AI writing tool built specifically for fiction writers.AI search done right. Cited answers, not chat theater.Meeting notes, free forever for individuals.
CategoryCodingWritingResearchMeetings
PricingFree + $20/mo Pro + $40/mo Business$19-$59/moFree + $20/mo ProFree for individuals + $15-$29/user/mo teams
Best forDevelopers. Non-developers who want to ship working code.Novelists, screenwriters, fiction short-form writers.Replacing Google for any question where you want a cited answer in seconds.Solo operators, freelancers, small teams on a budget.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Pricey for casual use
  • Fiction-only focus — not for business writing
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Bot-joining model
  • Team features gated
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for solo + free. The best free option, hands down.
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