Arize is an AI observability and LLM evaluation platform that offers support for LangChain applications, providing detailed traces of input, embeddings, retrieval, functions, and output messages.

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Installation and Setup

First, you need to install arize python package. 
pip install arize
Second, you need to set up your Arize account and get your API_KEY or SPACE_KEY.

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Callback handler

from langchain_community.callbacks import ArizeCallbackHandler