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Langfuse
Analytics & Data
★ 4.5
rating
$59/mo
starts at
–
tier
VS
★ Winner
Weights & Biases
Analytics & Data
★ 4.9
rating
$50/user/mo
Quick verdict
Weights & Biases wins for ml teams that need to track, compare, and reproduce experime.
Weights & Biases has a 4.9 rating vs 4.5 for Langfuse. Langfuse is the better pick if you need ai engineering teams that need observability into their llm application performa.
Performance overview
Langfuse
Weights & Biases
Overall
4.54.9
Ease of use
4.45.0
Value for money
4.34.9
Features
Side-by-side comparison
Choose based on your needs
Choose Langfuse if...
Best for
AI engineering teams that need observability into their LLM application performance and costs
Open-source and self-hostable
Excellent tracing
Choose Weights & Biases if...
Best for
ML teams that need to track, compare, and reproduce experiments
Industry standard
Excellent visualizations