How to Use DeepSeek AI in Node.js via API5 min read·Just now--To integrate DeepSeek AI into a Node.js application using its API, you’ll leverage the OpenAI-compatible API provided by DeepSeek, which allows you to use the OpenAI JavaScript SDK. Below is a step-by-step guide to set up and use DeepSeek’s API in a Node.js project.PrerequisitesNode.js: Ensure Node.js (version 14 or later) is installed on your system. You can download it from nodejs.org.DeepSeek API Key: Sign up at DeepSeek’s Open Platform to obtain an API key.Code Editor: Use a code editor like Visual Studio Code.Basic JavaScript Knowledge: Familiarity with Node.js and async/await syntax.Step-by-Step GuideStep 1: Set Up Your Node.js ProjectCreate a Project Directory:mkdir deepseek-nodejs-app cd deepseek-nodejs-app2. Initialize a Node.js Project: Run the following command to create a package.json file:npm init -y3. Install Required Dependencies: Install the OpenAI SDK and dotenv for managing environment variables:npm install openai dotenv