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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
HeyGen
S
Rows
A
Granola
S
TaglineCognition Labs' autonomous coding engineer.AI avatar videos. Record once, speak any language.Spreadsheets with AI + live integrations baked in.Meeting notes that don't suck. Runs locally, no bot joins.
CategoryAgentsVideoDataMeetings
Pricing$500/moFree + $24-$65/moFree + $19-$89/user/moFree + $18/mo
Best forEngineering teams offloading tickets. Ops/platform work.Course creators, multilingual marketers, anyone scaling video content.Ops teams, marketers, anyone building dashboards from multiple sources.Founders, execs, consultants who live in calls.
Strengths
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
Weaknesses
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Mac-only
  • Single-user by design
Kai's verdictA-tier for the right use case. Not for solo devs. If you manage engineers, try one license.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.S-tier. Category-defining UX. If you take notes in meetings, switch this week.
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