DeepSeek 重磅发布！

Core Insights - DeepSeek officially released DeepSeek-V3.1 on August 21, 2023 [1] - The upgrade includes significant enhancements in search evaluation metrics, particularly in complex search tests and multidisciplinary expert-level challenges [3][4] Upgrade Features - The official app and web model have been upgraded to DeepSeek-V3.1, allowing users to switch between thinking and non-thinking modes via a "Deep Thinking" button [2][3] - DeepSeek API has also been upgraded, with deepseek-chat corresponding to non-thinking mode and deepseek-reasoner corresponding to thinking mode, expanding context to 128K [3] - The API Beta interface supports strict mode Function Calling to ensure outputs meet schema definitions [3] Performance Improvements - DeepSeek-V3.1 shows significant performance improvements over R1-0528 in complex search tests (browsecomp) and multidisciplinary expert-level problem tests (HLE) [3][4] - The model utilizes UE8M0 FP8 Scale parameter precision, with substantial adjustments made to the tokenizer and chat template, resulting in noticeable differences from DeepSeek-V3 [3] Market Reaction - DeepSeek concept stocks experienced a sharp rise in the market towards the end of the trading day [3]