kitio.aiOpen WebUI vs Witsy
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Witsy is completely free, while Open WebUI is freemium.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Multi-user with roles
- Document RAG
- Web search
- Python tools and pipelines
- Voice chat
- Desktop AI assistant
- MCP client
- Open source code
| Feature | Open WebUI | Witsy |
|---|---|---|
| Best for | Self-hosted, open-source ChatGPT-style interface for any model | Desktop AI assistant that doubles as a universal MCP client |
| Category | Chat assistants | Chat assistants |
| Pricing model | Freemium | Free |
| Starting price | See pricing page | Free |
| Free plan | Yes | Yes, fully free |
| Made by | Open WebUI | Kochava Studios |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Witsy is completely free, while Open WebUI is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
2 plans
Community
Free
- Open source, self-hosted
- Use local or API models
Enterprise
Contact sales
- Custom branding
- Enterprise support and SLAs
- On-prem or air-gapped deployment
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Open WebUI
- Runs fully on your own servers
- Works with local and cloud models
- Large, active community
- Needs technical setup
- Branding rules for large deployments
- Frequent updates can break configs
Witsy
- Open source
- Works as an MCP client
- Runs as a desktop app
- Limited documentation visible on the repo header
- Setup is more technical than hosted chat tools
- Provider list not confirmed here
Which one should you choose?
Choose Open WebUI if you want:
- Runs fully on your own servers
- Works with local and cloud models
- Large, active community
Watch out: needs technical setup.
Choose Witsy if you want:
- Open source
- Works as an MCP client
- Runs as a desktop app
Watch out: limited documentation visible on the repo header.
Open WebUI vs Witsy FAQ
What is the difference between Open WebUI and Witsy?
Open WebUI: Self-hosted, open-source ChatGPT-style interface for any model. Witsy: Desktop AI assistant that doubles as a universal MCP client. Both are chat assistants tools.
Is Open WebUI or Witsy cheaper?
Witsy is completely free, while Open WebUI is freemium.
Do Open WebUI and Witsy have free plans?
Open WebUI: Yes. Witsy: Yes, fully free.
Who makes Open WebUI?
Open WebUI is made by Open WebUI.
Who makes Witsy?
Witsy is made by Kochava Studios.
Which should I choose, Open WebUI or Witsy?
Choose Open WebUI if you value runs fully on your own servers and works with local and cloud models. Choose Witsy if you value open source and works as an mcp client.