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)
chat
research
coding
image
video
voice
meeting
design
productivity
audio
writing
agents
dev platform
data
marketing
education
Gemini
A
Grammarly
A
GitHub Copilot
B
Otter.ai
B
TaglineGoogle's answer. Best integrated with Workspace + free for a lot.Grammar check + tone + AI drafting, everywhere you type.Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Meeting transcription veteran. Cross-platform, team-friendly.
Categorychatwritingcodingmeeting
PricingFree + $20/mo Advanced (bundled with 2TB Drive)Free + $12-$15/mo Premium + team plansFree (limited) + $10/mo Pro + $19/mo BusinessFree + $17-$30/user/mo
Best forAnyone already on Google, research tasks, summarizing long documents.Non-native English writers, business email, anyone who types a lot.Teams with GitHub already. Devs who don't want to change IDEs.Teams on Windows/PC. Anyone needing cross-platform coverage.
Strengths
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Works in every browser/app
  • Now has generative AI (GrammarlyGO)
  • Tone detection + suggestions
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Joins meetings as a bot (Zoom, Meet, Teams)
  • Team sharing + search across transcripts
  • Live captioning
Weaknesses
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Can feel naggy
  • Premium features gate basics
  • Privacy concerns (reads your writing)
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Bot joining is intrusive
  • UX feels dated
Kai's verdictA-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone.B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.B-tier. Granola is better UX but Otter works everywhere. Pick based on your platform.
LinkOpen →Open →Open →Open →