百度智能云千帆4.0发布，RFT训练效率提升43%

Core Insights - Baidu announced the launch of its latest cloud service, Qianfan 4.0, at the 2025 Baidu Cloud Intelligence Conference, featuring over 150 model services that allow users to access state-of-the-art (SOTA) models immediately [1] Group 1 - Baidu's new video generation model, Steam Engine 2.0, along with more than ten vertical industry models, has been integrated into the Qianfan large model [1] - The company introduced the RFT toolchain, which enhances training efficiency by 43% through the provision of a reward model [1]