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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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Devin
A
Rows
A
Gamma
A
Groq
S
TaglineCognition Labs' autonomous coding engineer.Spreadsheets with AI + live integrations baked in.AI slide decks that don't look AI-generated.The fastest AI inference in the world. Crazy low latency.
CategoryAgentsDataProductivityDev Platform
Pricing$500/moFree + $19-$89/user/moFree + $10-$20/moFree tier + pay-as-you-go API
Best forEngineering teams offloading tickets. Ops/platform work.Ops teams, marketers, anyone building dashboards from multiple sources.Pitch decks, proposals, internal presentations — fast.Developers who need sub-100ms LLM responses.
Strengths
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Locked into Gamma's format
  • Export quality varies
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
Kai's verdictA-tier for the right use case. Not for solo devs. If you manage engineers, try one license.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.S-tier for speed. When latency is the product, start here.
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