Core Insights - Baidu's Intelligent Cloud Qianfan platform has officially upgraded to version 4.0, focusing on an Agent-centric enterprise service platform [1] - The platform provides developers with essential capabilities for Agent development, including model services, Agent orchestration, data, and enterprise-level services [1] Model Services - The model library now offers over 150 models, including the newly launched self-developed video generation model "Steam Engine" [1] - New specialized models have been introduced, such as Qianfan Huijin for the financial industry and Qianfan Visual Understanding [1] - A new model fine-tuning method called RFT (Reinforced Feedback Tuning) toolchain has been released [1]