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Arize Phoenix
Open-source LLM observability and evaluation for AI engineers
Data & Analytics
Arize Phoenix is an open-source AI observability platform from Arize AI designed for evaluating, troubleshooting, and monitoring LLM applications. It provides tracing for LLM calls, embedding visualization, evaluation on custom and built-in metrics, and dataset management—all in a local-first tool that runs in Jupyter notebooks or as a standalone app. Phoenix integrates with OpenTelemetry, LangChain, LlamaIndex, and DSPy, making it the go-to observability layer for the LLM development stack.
Key Features
- ✓LLM tracing
- ✓Embedding visualization
- ✓Custom evaluations
- ✓OpenTelemetry
- ✓LangChain integration
- ✓Dataset management
#llm-observability#open-source#tracing#opentelemetry#evaluation
Quick Info
- Category
- Data & Analytics
- Pricing
- Free
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