Langfuse vs Braintrust
Ai Observability pricing comparison · 2026
Langfuse pricing ranges from $0–$2499/month, while Braintrust ranges from $0–$1000/month. Langfuse is typically 20% more affordable, though your actual cost depends on tier and team size.
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Langfuse and Braintrust both operate in the ai observability category. This page compares their published pricing.
Plan-by-Plan Pricing
| Plan | Langfuse | Braintrust |
|---|---|---|
| Hobby | Free /month | Free /month |
| Core | $29 /month | $249 /month |
| Pro | $199 /month | Custom |
| Enterprise | $2.5K /month | — |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
Langfuse
5 scenarios$0/month (Hobby plan)
Solo Developer or Hobbyist
$29/month (Core plan)
Small Team on Core Plan
$199/month (Pro plan)
Growing Team on Pro Plan
Braintrust
3 scenarios$0/month
Solo Developer or Small Team
$249/month ($2,988/year)
Growing AI Team on Pro
Custom — contact sales
Enterprise Deployment