Bring Your Characters to Life with AI-Powered Dialogue & Voice in Unreal Engine – Fast, Flexible, and Free.
Smart NPCs with Context-Aware AI Dialogue
Give your NPCs true personality with Smart NPCs powered by OpenAI. Just define their context, and they’ll generate immersive, natural-sounding dialogue—both in text and voice. Perfect for creating reactive characters, rich storytelling, and unscripted player interactions.
Text & Voice in Seconds – 11 AI Voices, Powered by GPT-4o
Create immersive conversations in seconds with generative text and voice dialogue. Featuring 11 unique AI voices and powered by OpenAI’s GPT-4o, this system brings your characters to life with realistic, dynamic performance—no writing or recording required.
Offline Support – Reliable Offline Fallback When AI Is Unavailable
Ensure your game keeps running smoothly even without an internet connection or when AI credits are depleted. The GPT Dialogue System includes an offline fallback that switches to prewritten text and voice lines, preserving gameplay flow and immersion on devices like the Nintendo Switch 2 and other offline-capable platforms.
Full Support for All Unreal Engine 5 Platforms – PC, Console, and Mobile
The GPT Dialogue System works seamlessly across all Unreal Engine 5 platforms, including Windows, MacOS, Linux, PlayStation, Xbox, Nintendo Switch 1/2, Android, and iOS. Whether you're building for PC, console, or mobile, this plugin is optimized for performance, compatibility, and easy integration—no extra setup required.