Open-WebUI vs Vane
| Tagline | Feature-rich self-hosted chat UI for Ollama and OpenAI-compatible APIs | Self-hosted AI-powered search engine, an open-source Perplexity alternative |
| Category | AI & LLM Tools | AI & LLM Tools |
| Replaces | ChatGPT, OpenAI API | ChatGPT, OpenAI API |
| GitHub stars | 142k | 35k |
| Language | Docker | Docker |
| License | BSD-3-Clause | MIT |
| Self-host difficulty | 2/5 Easy | 2/5 Easy |
| Deploy options | Docker Docker Compose | Docker Docker Compose |
| Managed hosting | ||
| Last updated | today | 2 months ago |
| View repo | View repo |
Where each falls short
The honest trade-offs — what you give up with each, versus the proprietary tools they replace.
Open-WebUI
- Advanced reasoning models and GPT-4o-level capabilities depend entirely on the underlying model quality
- No native mobile app; browser-only experience
- Enterprise SSO/SAML and audit logging require additional configuration
- Plugin/tool ecosystem is smaller and less mature than ChatGPT's GPT store
Vane
- No user account system or conversation persistence across sessions
- Image and video search capabilities are absent
- Answer quality is heavily dependent on the LLM and search API keys you supply
- No mobile app or browser extension for quick lookups
Bottom line
Both are a similar lift to self-host; choose Open-WebUI for the larger community and ecosystem. Open-WebUI has seen more recent development. Open each guide below for deploy steps and the full feature gap.