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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
OpenRouter
S
Replit Agent
A
Rows
A
Google Veo
A
TaglineOne API, every model. Pay-as-you-go, no subscriptions.Replit's AI that builds + deploys full apps on their platform.Spreadsheets with AI + live integrations baked in.Google's video model. Baked into Gemini + YouTube Shorts.
CategoryDev PlatformCodingDataVideo
PricingPay per token — model-dependent$10-$25/mo Core/TeamsFree + $19-$89/user/moIncluded with Gemini Advanced $20/mo + YouTube creator tools
Best forDevelopers experimenting across models. Apps that want fallback logic.Teachers, students, prototypers, hackathon builders.Ops teams, marketers, anyone building dashboards from multiple sources.Gemini Advanced users, YouTube Shorts creators.
Strengths
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
Weaknesses
  • Slight markup over direct API
  • Some provider features not exposed
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
Kai's verdictS-tier for model-shopping. I use this for every prototype before committing.A-tier. Best for teaching a kid to code in 2026.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier if you already pay Gemini. B-tier standalone.
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