How to Build an AI Image Caption Generator in Vue 3

This article guides frontend developers in building a Vue 3 component that generates human-like captions for uploaded images using the Hugging Face Inference API. The component includes a drag-and-drop uploader, image previews, and smart captions. By the end of the tutorial, developers will be able to build a file upload component, send images to an AI image captioning model, and display the uploaded image preview and its AI-generated caption. The tech stack includes Vue 3, Axios for API calls, and the Hugging Face Inference API. To get started, developers need to create a free account on Hugging Face and generate an API token. The ImageCaptioner.vue component is built using Vue 3 and Axios, and it includes features like loading and error states. The component can be enhanced with accessibility features like alt-text or voiceover features. The article also provides tips for further improvement, such as adding a copy caption button or supporting multiple captions or translation with AI. The resulting component is an intelligent, user-friendly image captioning tool that can improve usability and accessibility in real-world apps. The article concludes by encouraging developers to share their thoughts and experiments with AI features in Vue components.