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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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Taskade
B
Gemini
A
OpenAI Voice / Realtime
S
Replicate
S
TaglineAI project management with agents for each team.Google's answer. Best integrated with Workspace + free for a lot.ChatGPT's voice + the Realtime API for developers.Run any open-source AI model with an API call.
CategoryProductivityChatbotsVoiceDev Platform
PricingFree + $8-$20/user/moFree + $20/mo Advanced (bundled with 2TB Drive)Voice included with ChatGPT Plus; Realtime API by usagePay per second of compute
Best forSmall teams wanting AI baked into project management.Anyone already on Google, research tasks, summarizing long documents.Voice chat users, developers building voice agents on OpenAI.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Custom AI agents per project
  • Doc + tasks + kanban in one
  • Affordable for teams
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • Feature sprawl
  • AI agents need tuning to be useful
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictB-tier. Solid product but crowded market. Try it if Notion AI feels too generic.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.S-tier for open-source model APIs. The default in this space.
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