Making Your ESP32 Speak: AI-Based Text-to-Speech Using Wit.ai

Adding voice output to an electronics project instantly improves user interaction. Whether it’s a smart alert system, robot, or IoT device, audio feedback makes systems easier to understand and more practical to use. Text-to-Speech (TTS) technology allows devices to convert written text into spoken audio, but implementing it on microcontrollers introduces several challenges. This ESP32 Text to Speech using AI project demonstrates how an ESP32 can perform Text-to-Speech using AI-powered cloud processing , allowing even small embedded systems to generate clear and natural voice output. What is Text-to-Speech (TTS)? Text-to-Speech is a technology that converts digital text into human-like speech. It is commonly used in: Voice assistants Accessibility systems Smart kiosks Automation alerts IoT monitoring devices On computers and smartphones, speech generation happens locally because sufficient processing power and memory are available. Microcontrollers operate under strict hardware limitat