Build On-Device AI Companions with the NVIDIA ACE Game Agent SDK and Unreal Engine 5 Plugins | NVIDIA Technical Blog

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Introduced the NVIDIA ACE Game Agent SDK Beta and associated Unreal Engine 5 plugins for building on-device AI companions and NPCs. The SDK provides a C/C++ agentic framework with Agent, Chat, and RAG APIs, optimized for small models and RTX hardware. The Unreal Engine plugins offer local ASR, SLM, and TTS models with Blueprint and C++ support, enabling low-latency AI character interactions within games.