Llama 4 Maverick is Meta's cutting-edge 17B parameter model (400B total), featuring a highly efficient Mixture-of-Experts architecture with 128 experts. Designed for native multimodality, it processes text, images, and video with exceptional comprehension and accuracy, outperforming many larger proprietary models in general helpfulness and instruction following. The model balances rigorous logical reasoning with improved creative writing capabilities and empathetic nuance, setting a new standard for open-weight AI performance.