KaiAI tutor for anyone

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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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Dev Platform
Audio
Research
Agents
Coding
Chatbots
Image
Video
Voice
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Replicate
S
Figma AI
A
Fathom
S
Manus
S
TaglineRun any open-source AI model with an API call.AI features baked into the design tool you already use.Meeting notes, free forever for individuals.Autonomous AI agent that actually finishes tasks.
CategoryDev PlatformDesignMeetingsAgents
PricingPay per second of computeIncluded with Figma plansFree for individuals + $15-$29/user/mo teamsFree tier + $39-$199/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Designers already on Figma.Solo operators, freelancers, small teams on a budget.People who want to hand off tasks entirely — trip planning, research, spreadsheet building.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • First drafts with Make Designs
  • Rename/rearrange layers automatically
  • Natural language asset search
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Features vary by plan + region
  • Still rolling out
  • Bot-joining model
  • Team features gated
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
Kai's verdictS-tier for open-source model APIs. The default in this space.A-tier. No reason not to use it if you're on Figma. Not worth switching for.S-tier for solo + free. The best free option, hands down.S-tier in the agent category. The first one I'd give to a non-technical friend.
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