Open Source · framework

Use Aya Expanse 32B with LangChain

Updated 2026-05-21 · By XALEN

How to use Aya Expanse 32B (Open Source, 32B) with LangChain. Install, authenticate, and make your first API call in minutes. Working code example included.

Model
Aya Expanse 32B
32B · 128K context · $0.03 input
Framework
LangChain
framework · pip install langchain-openai

1. Install

pip install langchain-openai

2. Code

from langchain_openai import ChatOpenAI

llm = ChatOpenAI(
    model="c4ai-aya-expanse-32b",
    openai_api_key="xln_test_YOUR_KEY",
    openai_api_base="https://api.xalen.io/v1"
)

response = llm.invoke("What is Aya Expanse 32B?")
print(response.content)

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Last updated: 2026-05-21