Detailed comparison across 10 dimensions
Winner: Langfuse
Langfuse clearly comes out ahead of Weights & Biases Weave on Staquest's weighted six-dimension score. Both offer a free tier. Langfuse's paid plans start at $29/mo.
| Overview | ||
|---|---|---|
| Type | ai tool | ai tool |
| Company | Langfuse | Weights & Biases |
| Free Tier | ||
| Has API | ||
| Open Source | ||
| Learning Curve | - | - |
| Integration | - | - |
| Trending | Stable | Stable |
| GitHub Stars | - | - |
| Industries | DevelopmentAI & Machine Learning | DevelopmentMarketingAI & Machine LearningSales & CRMSaaS & Cloud |
| Categories | developer-toolsai-chatbot | ai-chatbotai-agents-frameworks |
| Website | Visit | Visit |
Langfuse
freemium
flat
flat
freemium
per seat
custom
| Feature | langfuse | weights-biases-weave |
|---|---|---|
| 3 Years Data Access | ||
| 100Gb Free Cloud Storage | ||
| 30 Days Data Access | ||
| Ai Application Evaluations | ||
| 90 Days Data Access | ||
| Ai Application Scorers | ||
| All Platform Features (With Limits) | ||
| Ai Application Tracing | ||
| Api | ||
| Ai Assets Registry & Lineage Tracking | ||
| Architecture Reviews | ||
| Ai Model Experiment Tracking | ||
| Audit Logs | ||
| Ci/Cd Automations | ||
| Baa Available (Hipaa) | ||
| Community Support | ||
| Billing Via Aws Marketplace | ||
| Customizable Usage Limits For Weave Data Ingestion And Storage | ||
| Billing Via Invoice | ||
| Enterprise-Grade Security, Governance, And Support | ||
| Community Support Via Github | ||
| Full W&B Platform Access | ||
| Custom Rate Limits | ||
| Higher Usage Limits | ||
| Data Retention Management | ||
| Includes All Free Tier Features | ||
| Dedicated Support Engineer | ||
| Professional Features For Teams And Individuals | ||
| Everything In Core | ||
| Slack And Email Alerts |
Showing 30 of 30 features
Dashes mean the feature isn't listed in our data. The tool may still support it.
On Staquest's weighted six-dimension scoring, Langfuse comes out ahead overall, though Weights & Biases Weave can be the better fit depending on your priorities — see the dimension-by-dimension breakdown above.
Both Langfuse and Weights & Biases Weave offer a free tier.
Langfuse scores higher on pricing value in Staquest's analysis. It is the highest-weighted dimension in this comparison.
Langfuse is open source. The feature comparison and dimension scores above cover the full breakdown.