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Open WebUI

Free💬 AI Chat

Self-hosted ChatGPT-style UI for Ollama and OpenAI-compatible APIs, with RAG and multi-user roles. It answers questions, writes, plans and brainstorms. Free to start.

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What is Open WebUI?

Self-hosted ChatGPT-style UI for Ollama and OpenAI-compatible APIs, with RAG and multi-user roles. Around 150K+ GitHub stars. Free community self-hosting. An Enterprise licence is paid.

Key features

Helps with writing, planning and brainstorming
Natural, human-like conversations
Remembers context within chats
Available on web and mobile

Pricing

Open WebUI is Free — you can start at no cost. Pricing can change, so confirm on the official site before buying.

Pros & cons

✅ Free to use from the start
✅ Answers in seconds
✅ Works on web and mobile
⚠️ Fewer advanced features than paid rivals
⚠️ Occasional slowdowns at peak times
⚠️ Outputs should be double-checked for important work

Best Open WebUI alternatives

Not sure Open WebUI is right for you? Here are the closest alternatives in ai chat:

ChatGPTThe world's most popular AI chatbotFreemium → ClaudeAnthropic's smart AI assistantFreemium → GeminiGoogle's AI assistantFree → MuseMeta's personal AI assistantFree →

FAQs

Is Open WebUI free?

Open WebUI is free — you can start using it at no cost.

What is Open WebUI used for?

Open WebUI is used for ai chat — self-hosted ChatGPT-style UI for Ollama and OpenAI-compatible APIs, with RAG and multi-user roles

What are the best alternatives to Open WebUI?

Popular alternatives include ChatGPT, Claude, Gemini. Compare them above to find your fit.