This product is an open-source chatbot template built on Next.js and the Vercel AI SDK. It creates a seamless chat experience by using the `streamText` function on the server-side and the `useChat` hook on the client-side. This technology enables efficient real-time interaction, providing users with a smooth chat service. The product is primarily aimed at developers and users who need to quickly build chatbots. Its open-source nature allows users to customize and extend it according to their needs. The pricing is not explicitly mentioned, but based on the open-source nature, basic usage is likely free.