Using ChatGPT with Next.js: A Guide to Integrating Neural Network Models in Your Web Applications!

Sonjoy Chandra Barman
3 min readDec 28, 2022
ChatGPT

ChatGPT is a type of neural network model that uses an attention mechanism to process input sequences and generate text. It has been trained on a large dataset of chat conversations and has been fine-tuned for the task of generating chat-style responses to prompts.

To use ChatGPT, you can provide it with a prompt in the form of a chat message, and it will generate a response in the style of a chat message. You can control the length and style of the generated text by setting different parameters, such as the temperature and the maximum length of the generated text.

To use the ChatGPT Text-generation functionality with Next.js, you can follow these steps:

  1. Set up your Next.js app and install the required libraries as described in the previous answer.
  2. In your Next.js app, create a new route that will display the generated text. You can do this by creating a new file in the pages directory of your app. For example, you might create a file called pages/text.js with the following contents:
import { useState } from 'react';

const TextPage = () => {
const [text, setText] = useState('');
return (
<div>
<button onClick={generateText}>Generate Text</button>
<p>{text}</p>
</div>
);
};
export default TextPage;

This will create a new route that displays a button and a paragraph element to display the generated text.

3. Next, you’ll need to define the generateText function that gets called when the button is clicked. This function should use the openai library to access the ChatGPT model and generate text, as described in the previous answer.

Here’s an example of how you might define the generateText function:

const generateText = () => {
const prompt = "What is the weather like today?";
const model = "text-davinci-003";

openai.completions.create({
engine: model,
prompt: prompt,
max_tokens: 1024,
n: 1,
stop: "."
}, function(error, response) {
setText(response.choices[0].text);
});
};

4. Finally, you can use the TextPage component in your app to display the generated text. For example, you could add a link to the TextPage component in your app's navigation menu, or you could display the component on a specific page of your app.

To use the OpenAI image generation functionality with Next.js, you can follow these steps:

  1. Set up your Next.js app and install the required libraries as described in the previous answer. You’ll also need to install the canvas library, which is used to generate images in Node.js. You can install this library by running the following command:
npm install canvas

2. In your Next.js app, create a new route that will display the generated image. You can do this by creating a new file in the pages directory of your app. For example, you might create a file called pages/image.js with the following contents:

import { useState } from 'react';

const ImagePage = () => {
const [imageUrl, setImageUrl] = useState('');

return (
<div>
<button onClick={generateImage}>Generate Image</button>
<img src={imageUrl} />
</div>
);
};
export default ImagePage;

This will create a new route that displays a button and an image element to display the generated image.

3. Next, you’ll need to define the generateImage function that gets called when the button is clicked. This function should use the openai library to access the OpenAI image generation model and generate an image.

Here’s an example of how you might define the generateImage function:

const generateImage = () => {
const model = "image-alpha-001";
const prompt = "A beautiful sunset over the ocean.";

openai.images.create({
model: model,
prompt: prompt
}, function(error, response) {
const imageData = response.data.image;
const imageBuffer = Buffer.from(imageData, 'base64');
const imageUrl = 'data:image/png;base64,' + imageBuffer.toString('base64');
setImageUrl(imageUrl);
});
};

4. Finally, you can use the ImagePage a component in your app to display the generated image. For example, you could add a link to the ImagePage a component in your app's navigation menu, or you could display the component on a specific page of your app.

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Sonjoy Chandra Barman

I am excited to continue my career as a full-stack developer and am always looking for new challenges and opportunities to grow and learn.