Detailed comparison across 10 dimensions
Winner: Langfuse
Langfuse clearly comes out ahead of Arize Phoenix on Staquest's weighted six-dimension score. Both offer a free tier. Langfuse's paid plans start at $29/mo.
| Overview | ||
|---|---|---|
| Type | hybrid | ai tool |
| Company | Arize AI | Langfuse |
| Free Tier | ||
| Has API | ||
| Open Source | ||
| Learning Curve | - | - |
| Integration | - | - |
| Trending | Stable | Stable |
| GitHub Stars | - | - |
| Industries | DevelopmentMarketingAI & Machine LearningSaaS & Cloud | DevelopmentAI & Machine Learning |
| Categories | ai-chatbotai-agents-frameworks | developer-toolsai-chatbot |
| Website | Visit | Visit |
Langfuse
open source
freemium
flat
flat
| Feature | arize-phoenix | langfuse |
|---|---|---|
| Datasets & Experiments | ||
| 3 Years Data Access | ||
| Evaluation | ||
| 30 Days Data Access | ||
| Opentelemetry-Based Instrumentation | ||
| 90 Days Data Access | ||
| Prompt Playground | ||
| All Platform Features (With Limits) | ||
| Self-Hosted | ||
| Api | ||
| Tracing | ||
| Architecture Reviews | ||
| Audit Logs | ||
| Baa Available (Hipaa) | ||
| Billing Via Aws Marketplace | ||
| Billing Via Invoice | ||
| Community Support Via Github | ||
| Custom Rate Limits | ||
| Data Retention Management | ||
| Dedicated Support Engineer | ||
| Everything In Core | ||
| Everything In Hobby | ||
| Everything In Pro + Teams | ||
| High Rate Limits | ||
| In-App Support | ||
| Prioritized In-App Support | ||
| Scim | ||
| Soc2 & Iso27001 Reports | ||
| Support Sla | ||
| Unlimited Annotation Queues |
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 Arize Phoenix can be the better fit depending on your priorities — see the dimension-by-dimension breakdown above.
Both Arize Phoenix and Langfuse offer a free tier.
Langfuse scores higher on pricing value in Staquest's analysis. It is the highest-weighted dimension in this comparison.
