LangChain with zurelay

Set it up

1. 1

   Install the OpenAI integration: pip install langchain-openai or npm install @langchain/openai.

2. 2

   Create ChatOpenAI with zurelay’s base URL, your key and a catalog model.

3. 3

   Use it anywhere LangChain or LangGraph takes a chat model.

Configuration

import os
from langchain_openai import ChatOpenAI
llm = ChatOpenAI(
    model="claude-opus-5-5",
    base_url="https://api.zurelay.com/v1",
    api_key=os.environ["ZURELAY_API_KEY"],
)
print(llm.invoke("Hello").content)

LangChain’s own docs