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Initializing LangBear client

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Using environment variable

Set LANGBEAR_ENDPOINT environment variable to the endpoint of LangBear server. 
from langbear import LangBear

lb = LangBear()

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Using parameters

Pass the endpoint to end_point parameter. 
from langbear import LangBear

lb = LangBear(end_point="http://localhost:3030")

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Adding callback handler

LangBear callback handler tracks the API calls and responses. Create and pass callback handler to the model: 
# LLM
llm = OpenAI(temperature=0.5, callbacks=[lb.callback_handler])

# Chat
chat_llm = ChatOpenAI(temperature=0.5, callbacks=[lb.callback_handler])