Langfuse

Open Source LLM Engineering Platform

★★★★★ 5.0/5
FactScore™ 81.2
VS

Zerve AI

What if Jupyter + Figma + VSCode had a baby?

★★★★★ 5.0/5
FactScore™ 77.8

Updated February 2026

Langfuse Zerve AI
Rating 5.0★ 5.0★
Reviews 41 35
Pros 18 0
FactScore™ 81.2 77.8

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

👑
81.2
Langfuse FactScore™
★ Langfuse wins on FactScore™
77.8
Zerve AI FactScore™

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 telemetry

Both tools — Pros

Only in Zerve AI — Pros

No unique pros listed

Only in Langfuse — Cons

Both tools — Cons

Only in Zerve AI — Cons

Details

Langfuse Zerve AI
Categories AI Infrastructure Tools, AI Metrics and Evaluation Project management software, Team collaboration software, Data analysis tools, Data visualization tools, AI Infrastructure Tools
Platforms Web Web
Became Popular August 20, 2023 January 30, 2024
Website langfuse.com zerve.ai

Who Should Pick Which?

Choose Langfuse if...

  • LLM observability
  • Open source
  • Detailed tracing

Choose Zerve AI if...

  • No unique pros listed

With a FactScore™ of 81.2 vs 77.8, Langfuse leads in community reception. Langfuse uniquely offers LLM observability and Open source, while Zerve AI stands out for No unique pros listed.

3

What Users Say

Langfuse

D
Dan Jul 19, 2025
★★★★★

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 ...

D
David Aug 20, 2023
★★★★★

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...

J
Jonas Aug 20, 2023
★★★★★

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.

Zerve AI

Y
YC Apr 15, 2024
★★★★★

This is a phenomenon concept! Just curious, how does deployment process work for multiple different languages and coding environments?

P
Preethi Jan 31, 2024
★★★★★

It is the best app to be used across different teams working on same solution. As a quality R&D manager, I feel this helps to develop and validate end to end solutions. Looking forward to utili...

A
Amelia May 12, 2024
★★★★★

With its Figma-like collaboration features and VSCode-esque engineering controls, teams can collaborate safely and efficiently. Plus, the ability to parallelize code blocks eliminates the wait time...

Frequently Asked Questions

Which is better, Langfuse or Zerve AI?

Based on FactScore™, Langfuse leads with a score of 81.2 vs 77.8. Langfuse has a higher rating of 5.0★ compared to 5.0★.

What are the pros of Langfuse compared to Zerve AI?

Langfuse uniquely offers: LLM observability, Open source, Detailed tracing, Monitoring capabilities, Cost-effective.

What are the pros of Zerve AI compared to Langfuse?

Zerve AI uniquely offers: No unique pros listed.

Is Langfuse better rated than Zerve AI?

Langfuse is rated 5.0★ from 41 reviews. Zerve AI is rated 5.0★ from 35 reviews.

What is the FactScore™ of Langfuse and Zerve AI?

FactScore™ weighs rating and review volume together. Langfuse scores 81.2 and Zerve AI scores 77.8.

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