Dify
Dify.AI
FreemiumOpen WebUI
Open WebUI (Timothy Jaeryang Baek)
FreeDify vs Open WebUI: Full Comparison (2026)
Dify is open-source llm app development platform for building ai workflows and agents. Open WebUI is the most popular open-source web ui for ollama and openai-compatible models. Use the breakdown below to find the right fit for your needs.
This page presents factual information sourced from publicly available vendor documentation and product pages. AIHub does not endorse either product. The right tool depends on your specific use case, team, and requirements — we recommend evaluating both tools directly before making a decision.
Side-by-Side Overview
Pricing Model
Dify
FreemiumOpen WebUI
FreeAPI Access
Dify
AvailableOpen WebUI
AvailablePlatforms
Dify
Web (cloud), Self-hosted (Docker), KubernetesOpen WebUI
Web (self-hosted), Docker, Kubernetes, Raspberry PiIntegrations
Dify
9 integrationsOpen WebUI
7 integrationsVendor
Dify
Dify.AIOpen WebUI
Open WebUI (Timothy Jaeryang Baek)Category
Dify
Developer ToolsOpen WebUI
Developer ToolsLaunch
Dify
Mar 2023Open WebUI
Dec 2023Models
Dify
GPT-4o, Claude 3.5 SonnetOpen WebUI
Any Ollama model (Llama, Mistral, Qwen, Gemma, etc.), OpenAI API| Feature | Dify | Open WebUI |
|---|---|---|
| Pricing Model | Freemium | Free |
| API Access | Available | Available |
| Platforms | Web (cloud), Self-hosted (Docker), Kubernetes | Web (self-hosted), Docker, Kubernetes, Raspberry Pi |
| Integrations | 9 integrations | 7 integrations |
| Vendor | Dify.AI | Open WebUI (Timothy Jaeryang Baek) |
| Category | Developer Tools | Developer Tools |
| Launch | Mar 2023 | Dec 2023 |
| Models | GPT-4o, Claude 3.5 Sonnet | Any Ollama model (Llama, Mistral, Qwen, Gemma, etc.), OpenAI API |
About Dify
Dify is an open-source platform for building LLM-powered applications, workflows, and agents without deep coding. It provides a visual workflow builder, RAG pipeline, agent orchestration, prompt management, and a model-agnostic backend that supports OpenAI, Anthropic, Llama, Azure, and dozens of other providers. It can be self-hosted or used as a cloud service.
Designed For
- Building chatbots with RAG
- LLM workflow automation
- Agent orchestration
- Prompt engineering & testing
About Open WebUI
Open WebUI (formerly Ollama WebUI) is an extensible, self-hosted web interface for running large language models locally through Ollama or any OpenAI-compatible API. It provides a feature-rich chat experience with conversation history, model management, RAG (document upload), web search, image generation, and voice input — all in a polished interface that rivals ChatGPT. With 50K+ GitHub stars it is the most widely adopted local AI front-end.
Designed For
- Local AI chat interface
- Self-hosted ChatGPT replacement
- RAG over personal documents
- Team AI deployment
Strengths & Limitations
Dify
Strengths
- Open-source with self-hosting option
- Visual workflow builder
- Model-agnostic (50+ providers)
- Built-in RAG and vector store
- Active community & fast iteration
Limitations
- Can be complex for simple use cases
- Cloud plan limits on free tier
- Docs sometimes lag releases
Open WebUI
Strengths
- Polished ChatGPT-like UI
- Native Ollama integration
- Built-in RAG and document upload
- Voice input/output
- Multi-user with admin controls
- Highly extensible with plugins
Limitations
- Self-hosting required (Docker)
- Some advanced features need setup
- Resource-heavy with many users
Frequently Asked Questions
What is the difference between Dify and Open WebUI?
Dify is open-source llm app development platform for building ai workflows and agents, while Open WebUI is the most popular open-source web ui for ollama and openai-compatible models. Dify is designed for Developers building LLM apps, Enterprises with custom AI needs; Open WebUI is designed for Developers running Ollama, Teams wanting self-hosted ChatGPT. The right fit depends on your specific requirements.
How do the pricing models compare?
Dify is available under a Freemium model. Open WebUI is available under a Free model. Dify's entry tier starts at $0. Open WebUI's entry tier starts at $0. Always verify pricing on each vendor's official website as it may change.
What integrations does each tool support?
Dify integrates with OpenAI, Anthropic, Azure OpenAI, Hugging Face. Open WebUI integrates with Ollama, OpenAI API, LiteLLM, Pipelines (custom functions). Check each vendor's documentation for the full and current list.
How do I choose between Dify and Open WebUI?
Consider your team's technical requirements, budget, existing tooling, and use case before deciding. We recommend signing up for free trials or demos of both tools where available, and consulting each vendor's documentation. AIHub provides this comparison for informational purposes only.
Feature Snapshot
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Data sourced from public vendor documentation. Pricing, features, and availability may change. Always verify on official vendor websites before making purchasing decisions. AIHub is not affiliated with any of the listed vendors.