问小白推出XBai o4开源大模型：反思型推理架构颠覆传统，性能全面碾压OpenAI o3-mini
国内AI厂商"问小白"发布第四代开源大模型XBai o4，采用独创"反思型生成范式"架构，融合强化学习与过程评分学习，显著提升推理效率。该模型提供三种推理模式，在数学推理、编程能力和中文理解等测试中表现优异，部分指标超越国际主流模型。问小白采取完全开源策略，公开训练和评估代码，推动行业协同发展。XBai o4的发布标志着AI推理能力进入新阶段，其创新架构可能影响未来大模型发展方向，为教育、科研等领域提供新选择。
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