GPT Researcher vs Open WebUI

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureGPT ResearcherOpen WebUI
CategorySelf-Hosted AIAI Chat UIs
LicenseApache-2.0BSD-3-Clause
LanguagePythonPython
Setup difficultyMediumEasy
Min. RAM1,024 MB2,048 MB
Deploymentdocker, sourcedocker, kubernetes, helm
GitHub stars★ 28,881★ 148,193
First released20232023
ReplacesPerplexity, ChatGPTChatGPT, Poe

Why pick each one

Choose GPT Researcher if…

  • Reduces hallucination with sources
  • Configurable LLM backends
GPT Researcher details

Choose Open WebUI if…

  • Very active development
  • Works with many backends
Open WebUI details

Frequently asked questions

Is GPT Researcher or Open WebUI better?

Open WebUI is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider GPT Researcher if its specific feature set fits your needs better.

Are GPT Researcher and Open WebUI free and open-source?

Yes. GPT Researcher is licensed under Apache-2.0 and Open WebUI under BSD-3-Clause. Both can be self-hosted at no software cost.

Can I run GPT Researcher and Open WebUI with Docker?

GPT Researcher: yes. Open WebUI: yes.

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