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Implement API to Generate Tweets Using OpenAI

Implement API to Generate Tweets Using OpenAI

Learn how to implement the API that uses OpenAI and a prompt to generate Twitter tweets based on a given topic.

Before creating the API endpoint, let's make a script ready that will accept a topic on which the user wants to generate the tweet. We will use the GPT model and a suitable prompt to generate the tweet. Let's start with the script.

Script to generate tweets using a topic

We will be writing a very simple script to generate the tweet. We will use opeanai package to use the chat completions API from OpenAI and use the GPT-3 model with a prompt to generate the tweet. Let's jump directly into the code.

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// Import the require module
const { OpenAI } = require("openai");
// Function to generate tweet based on the topic given
const generateTweetForTopic = async (topic) => {
// Instance of OpenAI
const openai = new OpenAI({ apiKey: openai_api_key });
// Use OpenAI chat completions and the prompt to generate the tweet
const response = await openai.chat.completions.create({
model: 'gpt-3.5-turbo',
messages: [
{
role: 'user',
content: `You are an expert Twitter tweet generator. Write a tweet
on the topic: ${topic} that can go viral on Twitter.
It should be intersting, unique and catchy to read. Your tone
should be funny and your response should not contain
anything other than the tweet. Your tweet should be less
than 255 characters.`
}
],
temperature: 1.5
});
return response.choices[0].message.content.trim();
}
// Used the immediately invoked function expression
(async () => {
try{
const tweet = await generateTweetForTopic('machine learning')
console.log(tweet)
} catch (e) {
console.log('Error: ', e);
}
})();

Code explanation:

  • Lines 5–28: We create a  ...