Langfuse
Open Source LLM Engineering Platform
Video SDK
Your complete platform for real-time communication
Updated February 2026
| Langfuse | Video SDK | |
|---|---|---|
| Rating | 5.0★ | 4.7★ |
| Reviews | 41 | 12 |
| Pros | 18 | 18 |
| FactScore™ | 81.2 | 52 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Langfuse — Pros
LLM observability Open source Detailed tracing Monitoring capabilities Cost-effective Easy to integrate Free tier SDK availability Seamless integration Debugging tools Fast iterations Insightful analytics Community engagement Detailed analytics Excellent UI Flexible architecture Open API Robust telemetryBoth tools — Pros
—Only in Video SDK — Pros
Fast integration Developer-friendly Customer support Excellent documentation Real-time communication Cross-platform compatibility Customizable UI Low-latency streaming Pre-built components React integration Simplified APIs AI-powered enhancements Encryption and compliance Nocode approach Quick response time Scalability Screen sharing Secure and reliableOnly in Langfuse — Cons
—Both tools — Cons
—Only in Video SDK — Cons
Billing issues Testing phase billingDetails
| Langfuse | Video SDK | |
|---|---|---|
| Categories | AI Infrastructure Tools, AI Metrics and Evaluation | AI Infrastructure Tools, AI Metrics and Evaluation, AI Voice Agents, Realtime Voice AI, AI Voice Agent Infrastructure |
| Platforms | Web | Web |
| Became Popular | August 20, 2023 | August 11, 2021 |
| Website | langfuse.com | videosdk.live |
Who Should Pick Which?
Choose Langfuse if...
- LLM observability
- Open source
- Detailed tracing
Choose Video SDK if...
- Fast integration
- Developer-friendly
- Customer support
With a FactScore™ of 81.2 vs 52, Langfuse leads in community reception. Langfuse uniquely offers LLM observability and Open source, while Video SDK stands out for Fast integration and Developer-friendly.
What Users Say
Langfuse
Without Langfuse, we would have been flying blind with our drafting agent. This platform is critical not just for measuring performance, but for understanding exactly what context gets pulled into ...
So excited to see Langfuse go live — we've been a happy user for 4 weeks now. Most detailed latency and analytics in the market. Highly recommend for anyone using complex chains or with user-f...
We’ve been unsung Langfuse for 2 months now. It’s easy to integrate and makes it simpler for us to monitor & debug LLM requests during development and beyond.
Video SDK
I can see this being particularly useful for live events, where audiences are looking for ways to interact with performers or speakers, as well as for educational and gaming applications. The fact ...
I can think of so many cool use cases that have been unloacked by CharactersSDK, Going to give this a try real soon. Looks really impressive!
Great product
Related Comparisons
Frequently Asked Questions
Which is better, Langfuse or Video SDK?
Based on FactScore™, Langfuse leads with a score of 81.2 vs 52. Langfuse has a higher rating of 5.0★ compared to 4.7★.
What are the pros of Langfuse compared to Video SDK?
Langfuse uniquely offers: LLM observability, Open source, Detailed tracing, Monitoring capabilities, Cost-effective.
What are the pros of Video SDK compared to Langfuse?
Video SDK uniquely offers: Fast integration, Developer-friendly, Customer support, Excellent documentation, Real-time communication.
Is Langfuse better rated than Video SDK?
Langfuse is rated 5.0★ from 41 reviews. Video SDK is rated 4.7★ from 12 reviews.
What is the FactScore™ of Langfuse and Video SDK?
FactScore™ weighs rating and review volume together. Langfuse scores 81.2 and Video SDK scores 52.
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