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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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S
Fathom
S
Figma AI
A
Devin
A
TaglineRun any open-source AI model with an API call.Meeting notes, free forever for individuals.AI features baked into the design tool you already use.Cognition Labs' autonomous coding engineer.
CategoryDev PlatformMeetingsDesignAgents
PricingPay per second of computeFree for individuals + $15-$29/user/mo teamsIncluded with Figma plans$500/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Solo operators, freelancers, small teams on a budget.Designers already on Figma.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • First drafts with Make Designs
  • Rename/rearrange layers automatically
  • Natural language asset search
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Bot-joining model
  • Team features gated
  • Features vary by plan + region
  • Still rolling out
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for solo + free. The best free option, hands down.A-tier. No reason not to use it if you're on Figma. Not worth switching for.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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