Dify vs Open WebUI
Detailed comparison to help you choose the right tool for your needs
O
Open WebUI
ChatGPT-like interface for local and cloud LLMs
4.7
Editorial RatingQuick Comparison
Rating
4.5
vs4.7
Starting Price
Free
vsFree
Pricing Model
freemium
vsfree
Feature
Dify
Open WebUI
Visual workflow builder
RAG knowledge base
Agent framework
200+ LLM support
Prompt management & A/B testing
Self-hosted (Docker)
Chat interface
Multi-model support
RAG document upload
Web search
Multi-user support
Image generation
Dify Pros
- Visual drag-and-drop AI app builder
- SOC 2 Type II and ISO 27001 certified
- Supports 200+ LLM providers
- Production-proven (Kakaku.com, Volvo)
- Free self-hosted with no feature restrictions
- Plugin marketplace (v1.0+)
Dify Cons
- Steep learning curve (1-2 weeks)
- No polished end-user frontend built in
- Cloud version has low variable limits
- Support quality complaints on paid plans
- Source-available not fully open source
- Requires 6-8 Docker containers
Open WebUI Pros
- Most polished open-source LLM interface available
- Works with both local Ollama models and cloud APIs
- RAG support for chatting with your own documents
- Multi-user with role-based access for team deployments
- Rapid development with frequent feature additions
- Non-technical users can interact with AI without terminal access
Open WebUI Cons
- Requires Ollama or compatible API backend — not standalone
- Resource-heavy when running alongside Ollama on the same machine
- Some advanced features still in beta
- Frequent updates occasionally introduce breaking changes
- Plugin ecosystem still maturing
- Mobile browser experience is functional but not optimized