Compare DevTools
Onlook vs Langfuse
Onlook vs Langfuse: compare pricing, use cases, AI models, integrations, privacy, governance and best fit by context.
Onlook vs Langfuse : buying comparison
This comparison helps choose between Onlook and Langfuse by pricing, use case, models, integration, privacy and governance.
Budget: Onlook · Free self-hosted. Rating: Langfuse · 4.5/5.
| Criteria | Onlook | Langfuse |
|---|---|---|
| Price | Free self-hosted | $0+ |
| Best for | Designers and frontend teams visually editing real code with AI | Open-source LLM observability, evals, prompt management and cost tracking |
| Models | Visual code editor, DOM editing, AI-assisted website and prototype workflows | Tracing, scores, datasets, prompt management, experiments, evals and model-cost analytics |
| Privacy | Open-source self-hosting plus hosted cloud options | MIT open-source core with free self-hosting and enterprise cloud/self-managed options |
| Rating | 4/5 | 4.5/5 |
Frequently asked questions
Onlook or Langfuse: which one should you choose?
Choose Onlook if entry budget is the priority. Choose Langfuse if perceived maturity and overall rating matter more. The final test should still be based on your repository.
Do Onlook and Langfuse cover the same need?
Not exactly. Compare the real workflow: IDE, terminal, governance, code review or app generation.
How can teams run a fair test?
Use the same ticket, same repository and same data constraints, then measure saved time, errors, diff quality and monthly cost.