AI Travel Itinerary Application

Building one using Next.js, Vercel AI SDK and Other APIs

Photo by Neil Mewes on Unsplash

Under the Hood

AI travel planner is quite the trending idea since the evolution or launching of chatGPT.

LLM apps can provide tonnes of data related to the travel industry, all models like GPT 4 and other versions can even provide more details, such as latitude and longitude from Google Maps, Google or other websites such as unsplash images.

Year by year, LLM models can easily provide more details data, such as Airbnb, Google Maps, flight details, along with passport and other details, making the process of AI integration more imperative in the field of tourism.

One single endpoint using Vercel AI SDK and Next.js server-side API can provide a simple travel itinerary from a single prompt.

export default async function handler(req, res) {
 if (req.method !== "POST") {
  return res.status(405).json({ error: "Method Not Allowed" });
 }

 try {
  const { prompt } = req.body;

  if (!prompt) {
   return res.status(400).json({ error: "Missing prompt parameter" });
  }

  // Set headers for streaming
  res.setHeader("Content-Type", "text/event-stream");
  res.setHeader("Cache-Control", "no-cache");
  res.setHeader("Connection", "keep-alive");
  res.setHeader("Transfer-Encoding", "chunked");

  const…