▸ Unity/Unreal plugins with actions and lipsync.
Conversational AI characters for games and virtual worlds.
Build AI-powered NPCs and characters
Quick answer: Best overall to build AI-powered NPCs and characters: Convai. Unity/Unreal plugins with actions and lipsync. Runner-up: Inworld AI (Game-character roots; now centered on realtime voice and LLM APIs). Also strong: Charisma.ai. We list 3 tools below, ranked by quality and fit.
Conversational, memory-driven characters for games.
Top picks, ranked
▸ Game-character roots; now centered on realtime voice and LLM APIs.
Realtime voice models (TTS) and LLM serving for interactive apps, originally built for game characters.
▸ Writer-friendly branching narratives; increasingly aimed at training.
Conversational AI scenario platform, used for interactive stories and training simulations.
Related use cases
Create character voices and sound effectsGenerate consistent 2D game art and concept artMake pixel-art sprites and animationsGenerate 3D models from text or imagesAnimate characters and capture motion with AICreate game music and soundtracks
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