ChatGPT vs Open WebUI

A side-by-side comparison to help you choose the right tool.

ChatGPT scores higher overall (91/100)

But the best choice depends on your specific needs. Compare below.

Pricing
Free plan available. Plus: $20/month. Pro: $200/month. Team starts at $25/user/month billed annually.
Free plan
Yes
Best for
General users who want one assistant for writing, analysis, and research, Teams that need a polished chat interface plus higher-tier business controls, People who want web search, files, voice, and strong reasoning in one place
Platforms
web, ios, android, mac, windows
API
No
Languages
en
Pricing
Open-source software; hosting and infrastructure are your responsibility.
Free plan
Yes
Best for
Teams wanting a self-hosted chat UI quickly, Users running local models through Ollama or APIs, Admins who want a friendlier front end for model access
Platforms
web, linux, mac, windows
API
Yes
Languages
en

Choose ChatGPT if:

  • You are General users who want one assistant for writing, analysis, and research
  • You are Teams that need a polished chat interface plus higher-tier business controls
  • You are People who want web search, files, voice, and strong reasoning in one place
  • You want to start free
Read ChatGPT review →

Choose Open WebUI if:

  • You are Teams wanting a self-hosted chat UI quickly
  • You are Users running local models through Ollama or APIs
  • You are Admins who want a friendlier front end for model access
  • You want to start free
Read Open WebUI review →

FAQ

What is the difference between ChatGPT and Open WebUI?
ChatGPT is openai's flagship ai assistant for writing, analysis, coding, research, voice, images, and agent-style task execution across web and mobile. Open WebUI is an open-source web interface for using local or remote models with features like rag, admin controls, and multi-model access.
Which is cheaper, ChatGPT or Open WebUI?
ChatGPT: Free plan available. Plus: $20/month. Pro: $200/month. Team starts at $25/user/month billed annually.. Open WebUI: Open-source software; hosting and infrastructure are your responsibility.. ChatGPT has a free plan. Open WebUI has a free plan.
Who is ChatGPT best for?
ChatGPT is best for General users who want one assistant for writing, analysis, and research, Teams that need a polished chat interface plus higher-tier business controls, People who want web search, files, voice, and strong reasoning in one place.
Who is Open WebUI best for?
Open WebUI is best for Teams wanting a self-hosted chat UI quickly, Users running local models through Ollama or APIs, Admins who want a friendlier front end for model access.