Langfuse vs Open WebUI
Langfuse, Open WebUI compared on license, free-edition limits, deployment and project health. Change a project below to compare something else.
| Langfuse | Open WebUI | |
|---|---|---|
| Category | AI Tools | AI Tools |
| License | MIT LicenseOpen source (OSI) | Open WebUI License (BSD-style with branding clause)Source-available |
| Free edition | Some features paywalled | Some features paywalled |
| Deployment | Self-hosted · Cloud | Self-hosted |
| Self-hosting setup | Multi-service setup | Single container |
| SSO / SAML | Paid | Not confirmed |
| Role-based access control | Free | Free |
| Audit logs | Paid | Free |
| Multi-user / teams | Free | Free |
| Backups and restore | Not confirmed | Not confirmed |
| API access | Free | Free |
| Support SLA | Paid | Paid |
| GitHub stars | 36k | 155k |
| Last release | Oct 9, 2026 | Oct 10, 2026 |
| Alternative to | LangSmith | ChatGPT |
In short
- Langfuse is licensed MIT License (open source (osi)). Free edition: some features paywalled.
- Open WebUI is licensed Open WebUI License (BSD-style with branding clause) (source-available). Free edition: some features paywalled.
Each project page lists the official sources behind these answers. Where the official pages do not say, the table shows “Not confirmed”.