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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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Rows
A
Sudowrite
S
Groq
S
ChatGPT Operator
B
TaglineSpreadsheets with AI + live integrations baked in.AI writing tool built specifically for fiction writers.The fastest AI inference in the world. Crazy low latency.OpenAI's browser agent. Clicks and types on websites for you.
CategoryDataWritingDev PlatformAgents
PricingFree + $19-$89/user/mo$19-$59/moFree tier + pay-as-you-go APIIncluded with ChatGPT Pro $200/mo
Best forOps teams, marketers, anyone building dashboards from multiple sources.Novelists, screenwriters, fiction short-form writers.Developers who need sub-100ms LLM responses.Power users willing to pay $200/mo for a browser bot.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Pricey for casual use
  • Fiction-only focus — not for business writing
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.S-tier for speed. When latency is the product, start here.B-tier. Still early. Manus is more flexible for less money.
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