Google Labs

Google's AI and product experiments

★★★★★ 5.0/5
FactScore™ 15.1
VS

Langfuse

Open Source LLM Engineering Platform

★★★★★ 5.0/5
FactScore™ 81.2

Updated February 2026

Google Labs Langfuse
Rating 5.0★ 5.0★
Reviews 1 41
Pros 0 18
FactScore™ 15.1 81.2

FactScore™ Comparison

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

15.1
Google Labs FactScore™
👑
81.2
Langfuse FactScore™
★ Langfuse wins on FactScore™

Pros & Cons

Only in Google Labs — Pros

No unique pros listed

Both tools — Pros

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

Only in Google Labs — Cons

Both tools — Cons

Only in Langfuse — Cons

Details

Google Labs Langfuse
Categories AI Infrastructure Tools, LLM Developer Tools AI Infrastructure Tools, AI Metrics and Evaluation
Platforms Web · iOS · Android Web
Became Popular December 17, 2024 August 20, 2023
Website labs.google langfuse.com

Who Should Pick Which?

Choose Google Labs if...

  • No unique pros listed

Choose Langfuse if...

  • LLM observability
  • Open source
  • Detailed tracing

With a FactScore™ of 15.1 vs 81.2, Langfuse leads in community reception. Google Labs uniquely offers No unique pros listed, while Langfuse stands out for LLM observability and Open source.

3

What Users Say

Google Labs

No reviews yet

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.

Frequently Asked Questions

Which is better, Google Labs or Langfuse?

Based on FactScore™, Langfuse leads with a score of 81.2 vs 15.1. Langfuse has a higher rating of 5.0★ compared to 5.0★.

What are the pros of Google Labs compared to Langfuse?

Google Labs uniquely offers: No unique pros listed.

What are the pros of Langfuse compared to Google Labs?

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

Is Google Labs better rated than Langfuse?

Google Labs is rated 5.0★ from 1 reviews. Langfuse is rated 5.0★ from 41 reviews.

What is the FactScore™ of Google Labs and Langfuse?

FactScore™ weighs rating and review volume together. Google Labs scores 15.1 and Langfuse scores 81.2.

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