Modal vs Open WebUI
Modal and Open WebUI are both AI Platforms tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.
Side-by-side comparison
| Attribute | Modal | Open WebUI |
|---|---|---|
| Vendor | Modal Labs | Open WebUI |
| Rating | ★ 4.6 | ★ 4.7 |
| Pricing | Pay-as-you-go | Free |
| Platforms | Web, API | Self-hosted, Docker |
| Key features | Serverless GPU containers, Code-defined infrastructure, Fast cold starts | ChatGPT-like UI for any backend, Ollama integration first-class, Built-in RAG with document upload |
| Headquarters | New York, USA | Open source (community) |
| Founded | 2022 | 2023 |
| Open source | No | Yes |
Key differences
- Open WebUI has a higher user rating (4.7★ vs 4.6★).
- Modal is Pay-as-you-go, while Open WebUI is Free.
- Open WebUI is open source (its code is public), while Modal is proprietary.
- Modal runs on Web, API; Open WebUI runs on Self-hosted, Docker.
Frequently asked questions
Is Modal or Open WebUI better?
By user rating, Open WebUI scores higher (4.7★ vs 4.6★). Both are capable AI Platforms tools, so review the feature comparison for your use case.
Which is cheaper, Modal or Open WebUI?
Modal is Pay-as-you-go and Open WebUI is Free. Check each product page for current plan details.
Are Modal and Open WebUI open source?
Open WebUI is open source, while Modal is proprietary.