index.js

// To get access to API key from .env:
// install 'dotenv', create .env file, place in key, require("dotenv").config

require("dotenv").config();
const API_KEY = process.env.GEMINI_API;

// import {GoogleGenerativeAI} from "@google/generative-ai";

const { GoogleGenerativeAI } = require("@google/generative-ai");

// Access your API key (see "Set up your API key" above)
const genAI = new GoogleGenerativeAI(API_KEY);

async function run() {
  // For text-only input, use the gemini-pro model
  const model = genAI.getGenerativeModel({ model: "gemini-pro"});

  const prompt = "Write a story about a magic backpack."

  const result = await model.generateContent(prompt);
  const response = await result.response;
  const text = response.text();
  console.log(text);
}

// run();