Reasoning · framework

Use DeepSeek R1 Distill 8B with LangChain

Updated 2026-05-21 · By XALEN

How to use DeepSeek R1 Distill 8B (Reasoning, 8B) with LangChain. Install, authenticate, and make your first API call in minutes. Working code example included.

Model
DeepSeek R1 Distill 8B
8B · 128K context · $0.01 input
Framework
LangChain
framework · pip install langchain-openai

1. Install

pip install langchain-openai

2. Code

from langchain_openai import ChatOpenAI

llm = ChatOpenAI(
    model="deepseek-r1-distill-8b",
    openai_api_key="xln_test_YOUR_KEY",
    openai_api_base="https://api.xalen.io/v1"
)

response = llm.invoke("What is DeepSeek R1 Distill 8B?")
print(response.content)

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Last updated: 2026-05-21