LangChain

Connect LangDB to LangChain using OpenAI-compatible setup to enhance LLM workflows with full tracing and streamlined monitoring.

LangDB integrates seamlessly with popular libraries like LangChain, providing tracing support to capture detailed logs for workflows. Below is a complete example of using LangChain with LangDB.

1

Install LangChain

pip install langchain langchain-openai

2

Add LangDB to your Code

from langchain_openai import ChatOpenAI

api_base = "https://api.us-east-1.langdb.ai"
api_key = "xxxx" # LangDB API Key
default_headers = {
    "x-project-id": "xxxxx",  ### LangDB Project ID
}
llm = ChatOpenAI(
    model_name='gpt-4o' , 
    temperature=0.3, 
    openai_api_base=api_base, 
    default_headers=default_headers,
    disable_streaming=True )

# Your LangChain Code here

Check out full examples in the samples.