Langfuse vs Modal
Langfuse and Modal 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 | Langfuse | Modal |
|---|---|---|
| Vendor | Langfuse | Modal Labs |
| Rating | ★ 4.6 | ★ 4.6 |
| Pricing | Freemium | Pay-as-you-go |
| Platforms | Web, API, Self-host | Web, API |
| Key features | Open-source traces for LLM apps, Prompt versioning & playground, Datasets and evals | Serverless GPU containers, Code-defined infrastructure, Fast cold starts |
| Headquarters | Berlin, Germany | New York, USA |
| Founded | 2022 | 2022 |
| Open source | Yes | No |
Key differences
- Langfuse and Modal share the same user rating (4.6★).
- Langfuse is Freemium, while Modal is Pay-as-you-go.
- Langfuse is open source (its code is public), while Modal is proprietary.
- Langfuse runs on Web, API, Self-host; Modal runs on Web, API.
Frequently asked questions
Is Langfuse or Modal better?
Langfuse and Modal are rated equally (4.6★) by users, so the better choice depends on your needs — see the feature and platform comparison above.
Which is cheaper, Langfuse or Modal?
Langfuse is Freemium and Modal is Pay-as-you-go. Check each product page for current plan details.
Are Langfuse and Modal open source?
Langfuse is open source, while Modal is proprietary.