KaiAI tutor for anyone

Compare AI tools

Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
Pick tools (4 selected)
Chatbots
Research
Coding
Image
Video
Voice
Meetings
Design
Productivity
Audio
Writing
Agents
Dev Platform
Data
Marketing
Education
Grammarly
A
Galileo AI
B
GitHub Copilot
B
Fathom
S
TaglineGrammar check + tone + AI drafting, everywhere you type.Prompt to UI design. Figma-ready outputs.Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Meeting notes, free forever for individuals.
CategoryWritingDesignCodingMeetings
PricingFree + $12-$15/mo Premium + team plansFree trial + paid plansFree (limited) + $10/mo Pro + $19/mo BusinessFree for individuals + $15-$29/user/mo teams
Best forNon-native English writers, business email, anyone who types a lot.Designers brainstorming first drafts.Teams with GitHub already. Devs who don't want to change IDEs.Solo operators, freelancers, small teams on a budget.
Strengths
  • Works in every browser/app
  • Now has generative AI (GrammarlyGO)
  • Tone detection + suggestions
  • Prompt-to-UI with real layouts
  • Exports to Figma
  • Faster than hand-designing from scratch
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
Weaknesses
  • Can feel naggy
  • Premium features gate basics
  • Privacy concerns (reads your writing)
  • Output needs designer polish
  • Pricing unclear / changes often
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Bot-joining model
  • Team features gated
Kai's verdictA-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.B-tier. Useful for first drafts. v0 is the better bet for shipping code.B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.S-tier for solo + free. The best free option, hands down.
LinkOpen →Open →Open →Open →