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*   Alibaba Tongyi

On this page

ChatAlibabaTongyi
=================

LangChain.js supports the Alibaba qwen family of models.

Setup[​](#setup "Direct link to Setup")
---------------------------------------

You'll need to sign up for an Alibaba API key and set it as an environment variable named `ALIBABA_API_KEY`.

Then, you'll need to install the [`@langchain/community`](https://www.npmjs.com/package/@langchain/community) package:

tip

See [this section for general instructions on installing integration packages](/v0.2/docs/how_to/installation#installing-integration-packages).

*   npm
*   Yarn
*   pnpm

    npm install @langchain/community

    yarn add @langchain/community

    pnpm add @langchain/community

Usage[​](#usage "Direct link to Usage")
---------------------------------------

Here's an example:

    import { ChatAlibabaTongyi } from "@langchain/community/chat_models/alibaba_tongyi";import { HumanMessage } from "@langchain/core/messages";// Default model is qwen-turboconst qwenTurbo = new ChatAlibabaTongyi({  alibabaApiKey: "YOUR-API-KEY", // In Node.js defaults to process.env.ALIBABA_API_KEY});// Use qwen-plusconst qwenPlus = new ChatAlibabaTongyi({  model: "qwen-plus", // Available models: qwen-turbo, qwen-plus, qwen-max  temperature: 1,  alibabaApiKey: "YOUR-API-KEY", // In Node.js defaults to process.env.ALIBABA_API_KEY});const messages = [new HumanMessage("Hello")];const res = await qwenTurbo.invoke(messages);/*AIMessage {  content: "Hello! How can I help you today? Is there something you would like to talk about or ask about? I'm here to assist you with any questions you may have.",}*/const res2 = await qwenPlus.invoke(messages);/*AIMessage {  text: "Hello! How can I help you today? Is there something you would like to talk about or ask about? I'm here to assist you with any questions you may have.",}*/

#### API Reference:

*   [ChatAlibabaTongyi](https://v02.api.js.langchain.com/classes/langchain_community_chat_models_alibaba_tongyi.ChatAlibabaTongyi.html) from `@langchain/community/chat_models/alibaba_tongyi`
*   [HumanMessage](https://v02.api.js.langchain.com/classes/langchain_core_messages.HumanMessage.html) from `@langchain/core/messages`

* * *

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