The concept of artificial companions has ancient roots, with early representations dating back thousands of years. Historical artifacts and literature suggest that civilizations across the world experimented with human-like figures used for companionship and ritual purposes. However, the modern sex doll as we know it began to take shape in the 20th century, evolving from simple, inflatable figures to highly detailed, realistic replicas.

Initially, sex dolls were basic and lacked sophisticated features. Over decades, advancements in materials, such as silicone and TPE, improved their appearance and feel. The incorporation of internal skeletons allowed for better positioning, while later developments introduced heating elements, voice modules, and even limited AI capabilities. These innovations transformed them from mere objects into more lifelike and interactive entities.

Today, the evolution continues with technological integration, including responsive sensors, customizable features, and virtual interfaces. This progress reflects changing societal attitudes towards sexuality, intimacy, and human-computer interaction. The journey from rudimentary figures to sophisticated, emotionally responsive companions illustrates not only technological progress but also shifting perceptions of human connection and intimacy in a modern world.