Side by side
| Feature | Kimi | Open WebUI |
|---|---|---|
| What it does | AI assistant from Moonshot AI for chat, agentic coding, slide decks and deep research, aimed at developers and knowledge workers. | Self-hosted AI chat interface that connects local and cloud models, with Python extensions, for individuals and organizations that want to keep control of their data. |
| Price from | 15 USD/mo | not listed |
| Free plan | ? | yes |
| Platforms | web, windows, mac | web, api, linux, windows, mac |
| API | not stated | yes |
Kimi: key features
- Chat-based AI assistant
- Agentic coding and game building (K3 model)
- Slide generation
- Deep Research mode
- Parallel tasks with Swarm and Goal
- Docs and Sheets creation
Open WebUI: key features
- Connects to Ollama, OpenAI, Anthropic and other compatible model providers
- Local, cloud or hybrid deployment
- Retrieval over your own documents (RAG) and web search
- Python Tools and Functions for extending the platform
- Community library of prompts, models, tools and functions
- SSO, RBAC, audit logs and air-gapped deployment in enterprise options
FAQ
Is Kimi or Open WebUI better?
It depends on the job - compare prices, free plans and features in the table above.
Are Kimi and Open WebUI free?
Kimi: The vendor does not state this clearly on the homepage or pricing page. Open WebUI: Yes, there is a free plan. The open-source platform can be installed for free with pip or Docker, with no account required.