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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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Chatbots
Research
Coding
Image
Video
Voice
Meetings
Design
Productivity
Audio
Writing
Agents
Dev Platform
Data
Marketing
Education
Replicate
S
ChatGPT Operator
B
Google Veo
A
Grok
A
TaglineRun any open-source AI model with an API call.OpenAI's browser agent. Clicks and types on websites for you.Google's video model. Baked into Gemini + YouTube Shorts.xAI's chatbot. Real-time X/Twitter data + fewer refusals.
CategoryDev PlatformAgentsVideoChatbots
PricingPay per second of computeIncluded with ChatGPT Pro $200/moIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $30/mo SuperGrok + included with X Premium
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Power users willing to pay $200/mo for a browser bot.Gemini Advanced users, YouTube Shorts creators.Breaking news, live event tracking, users already on X.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Live access to X posts for real-time events
  • Less restrictive on edgy questions
  • Fast inference on Grok-3 and up
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Writing quality trails Claude/ChatGPT
  • Political bias debates
  • Ecosystem is just X
Kai's verdictS-tier for open-source model APIs. The default in this space.B-tier. Still early. Manus is more flexible for less money.A-tier if you already pay Gemini. B-tier standalone.A-tier for real-time. B-tier for everything else. Worth checking when news breaks.
LinkOpen →Open →Open →Open →