Charisma is an AI-powered platform for creating interactive stories with virtual characters. It uses advanced machine learning and natural language processing to understand conversations and enable dynamic storytelling.. The platform supports a wide range of state-of-the-art voices and integrates with Unreal Engine, Unity, JavaScript, React, React Native, Python, and Decentraland.. Charisma is free to create and publish interactive stories for the Charisma app, and can be used in various applications such as entertainment, education, training, and simulations.. It is equipped with features like emotion, memory, scenes, and subplots, and has analytics dead-centre in the story editor, making it easy to track conversations in real-time and fine-tune storylines.. Charisma also supports contextual interactions between characters, allowing for more immersive and memorable experiences..