What Is Gemma 3? Google's Open-Weight AI Model

Gemma 3, released by Google in 2025, is an advanced open-weight large language model that builds on the Gemini 2.0 research, featuring multimodal capabilities to process text, images, and vision inputs efficiently on single-GPU hardware. It supports over 140 languages and handles up to 128k tokens, making it suitable for complex voice applications and conversational AI, outperforming larger models like Llama3-405B and DeepSeek-V3 in human preference evaluations. Its design focuses on practical deployment, requiring less computational power while offering free commercial licensing, thereby democratizing access to advanced AI technology. Gemma 3's architecture utilizes innovations like Grouped-Query Attention and Quantization-Aware Training to optimize memory usage without sacrificing performance, making it especially adept for voice AI applications with real-time response capabilities and comprehensive safety features. This model is integrated into the Vapi dashboard for easy deployment, enabling developers to build versatile voice agents and multimodal AI systems with minimal infrastructure investment.