Phoenix
by Arize AI · open-source · Last verified 2026-03-17
Open-source AI observability library by Arize for tracing, evaluating, and debugging LLM applications. Provides a local notebook-friendly interface for analyzing traces, spans, and evaluation metrics.
https://phoenix.arize.com ↗C
C—Below Average
Adoption: C+Quality: AFreshness: ACitations: CEngagement: F
Specifications
- License
- Elastic-2.0
- Pricing
- open-source
- Capabilities
- tracing, evaluation, embedding-visualization, llm-debugging, dataset-management
- Integrations
- langchain, llamaindex, openai, anthropic
- Use Cases
- llm-debugging, evaluation, local-development, trace-analysis
- API Available
- Yes
- SDK Languages
- python
- Deployment
- self-hosted, docker
- Rate Limits
- N/A (open-source)
- Data Privacy
- Self-hosted, user-managed; local-first design
- Tags
- observability, open-source, tracing, evaluation, arize
- Added
- 2026-03-17
- Completeness
- 100%
Index Score
49.2Adoption
52
Quality
82
Freshness
88
Citations
48
Engagement
0