Open WebUI
Self-hosted, offline-capable AI chat platform for Ollama and any OpenAI-compatible API, with RAG, tools, pipelines and multi-user.
- License
- Open WebUI License (BSD-3 + branding clause)
- Platforms
- Docker, Web, Linux, macOS, Windows
- Own API keys
- Yes
- Checked
- 2026-09-24
Open WebUI works with OpenAI-compatible APIs. Grab a free key and a model from the catalog: for coding · for agents · providers and base URLs
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FAQ
Is Open WebUI free?
Free to self-host; the Open WebUI branding may only be removed for deployments of 50 or fewer users per 30 days or with an enterprise license.
Does Open WebUI work with free models?
Yes. It supports your own keys and OpenAI-compatible APIs, so you can plug in free models from OpenRouter, Groq, NVIDIA Build, or a local Ollama.
What license does Open WebUI use?
Open WebUI License (BSD-3 + branding clause). The app is free, but the code is closed or the license restricts use.