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Phoenix
by Arize AI (Open Source)
Open-source AI observability
Phoenix is Arize's open-source observability tool for LLMs and embeddings. Runs locally, provides tracing, evaluation, and embedding analysis without sending data to cloud.
Ease of Use
0/10
Community
0/10
Performance
0/10
Documentation
0/10
🎯 Key Features
Local execution
Trace visualization
Embedding analysis
Retrieval evaluation
Drift detection
Experiment tracking
LLM evaluations
Notebook integration
No data egress
Strengths
Fully open source
Runs locally
No data sharing
Excellent for RAG
Free forever
Limitations
No cloud collaboration
Limited UI features
Manual setup required
No managed alerts
Best For
- Local development
- Privacy requirements
- RAG applications
- Research projects