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)
Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Perplexity
S
Raycast AI
S
Replicate
S
Sudowrite
S
TaglineAI search done right. Cited answers, not chat theater.Mac launcher + AI. Command-bar genius.Run any open-source AI model with an API call.AI writing tool built specifically for fiction writers.
CategoryResearchProductivityDev PlatformWriting
PricingFree + $20/mo ProFree (app) + $10/mo AIPay per second of compute$19-$59/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Power users on Mac who type a lot.Developers using open-source models (Flux, SDXL, Whisper, etc).Novelists, screenwriters, fiction short-form writers.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Invoke AI from anywhere on Mac with a hotkey
  • Choose your model (Claude, GPT, etc.)
  • AI Commands for repeatable workflows
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Mac-only
  • Monthly AI sub on top of free app
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Pricey for casual use
  • Fiction-only focus — not for business writing
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier if you're on Mac. The fastest way to get AI answers without context-switching.S-tier for open-source model APIs. The default in this space.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.
LinkOpen →Open →Open →Open →