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*   PremAI

On this page

ChatPrem
========

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

1.  Create a Prem AI account and get your API key [here](https://app.premai.io/accounts/signup/).
2.  Export or set your API key inline. The ChatPrem class defaults to `process.env.PREM_API_KEY`.

    export PREM_API_KEY=your-api-key

You can use models provided by Prem AI as follows:

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

    import { ChatPrem } from "@langchain/community/chat_models/premai";import { HumanMessage } from "@langchain/core/messages";const model = new ChatPrem({  // In Node.js defaults to process.env.PREM_API_KEY  apiKey: "YOUR-API-KEY",  // In Node.js defaults to process.env.PREM_PROJECT_ID  project_id: "YOUR-PROJECT_ID",});console.log(await model.invoke([new HumanMessage("Hello there!")]));

#### API Reference:

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

* * *

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