LemonSlice

An API-first platform that provides real-time interactive avatars for video conversations, solving the problem of creating lifelike digital characters that can listen, talk, and react. It targets developers and enterprises building voice agents, games, storytelling apps, and virtual companions. The service differentiates by using a Character World Model that animates any character, including non-humans, from a single image, with ultra-low latency and full-body motion.

Key features

• Hyper-realistic avatars from a single photo
• Real-time interaction via voice and text
• API integration into existing stacks
• Scalable for concurrent sessions
• Low latency optimized infrastructure
• Animate non-human characters
• Full-body motion and hand gestures
• Director-level control over emotions
• Image-to-avatar instant creation
• No training or fine-tuning required