阶跃星辰发布新一代基模 Step 3，原生多模态推理模型，性能达到开源 SOTA

Core Viewpoint - The article discusses the launch of Step 3, a new generation foundational model by the company, aimed at enhancing intelligent applications and efficiency in the reasoning era, emphasizing the importance of meeting customer needs and real-world application scenarios [3][6]. Group 1: Step 3 Model Overview - Step 3 is positioned as the primary foundational model, designed for global enterprises and developers, and will be open-sourced on July 31 [3][20]. - The model features a total parameter count of 321 billion, with 38 billion active parameters, showcasing strong visual perception and complex reasoning capabilities [9]. - Step 3 aims to balance performance and cost, achieving state-of-the-art (SOTA) results in open-source multi-modal reasoning tasks [9][18]. Group 2: Technological Innovations - The model employs a Mixture of Experts (MoE) architecture, which allows for significant performance improvements while maintaining low operational costs [9][18]. - Step 3 has demonstrated a decoding efficiency that can reach up to 300% on domestic chips compared to previous models, and over 70% improvement in throughput on NVIDIA Hopper architecture [18][20]. Group 3: Industry Collaboration - The company has initiated the "MoXin Ecological Innovation Alliance" with leading chip and platform manufacturers to foster joint innovation across the model and chip industry [5][22]. - A strategic partnership with Shanghai State-owned Capital Investment Co., Ltd. has been established to enhance capital linkage and ecological business cooperation [5][22]. Group 4: Application and Market Focus - The company is focusing on key application scenarios such as automotive, mobile phones, and IoT devices, with significant collaborations with major domestic smartphone manufacturers and the automotive industry [23]. - The company aims to create scenario-based applications in vertical industries, collaborating with leading firms in finance, content creation, and retail [23].