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
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Cline
A
Gemini
A
Claude Code
S
Raycast AI
S
TaglineOpen-source VS Code agent. Reads + writes + runs.Google's answer. Best integrated with Workspace + free for a lot.Anthropic's CLI agent. Opus-powered, operates on your repo directly.Mac launcher + AI. Command-bar genius.
CategoryCodingChatbotsCodingProductivity
PricingFree (open source) + your API costsFree + $20/mo Advanced (bundled with 2TB Drive)Part of Claude Pro/Max/Team plansFree (app) + $10/mo AI
Best forVS Code users who want agentic coding without changing IDEs.Anyone already on Google, research tasks, summarizing long documents.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Power users on Mac who type a lot.
Strengths
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Invoke AI from anywhere on Mac with a hotkey
  • Choose your model (Claude, GPT, etc.)
  • AI Commands for repeatable workflows
Weaknesses
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Mac-only
  • Monthly AI sub on top of free app
Kai's verdictA-tier. Best free agentic option in VS Code. Use with Claude for best results.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier if you're on Mac. The fastest way to get AI answers without context-switching.
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