According to DeepSeek (@deepseek_ai), the recent DeepSeek-V3.1-Terminus update focuses on improving language consistency by reducing Chinese and English mix-ups and eliminating random characters. The upgrade also introduces significant improvements to Code Agent and Search Agent performance, directly addressing user feedback for more reliable AI-driven tasks. These enhancements are expected to strengthen DeepSeek's position in the AI language model market by providing more accurate multilingual support and robust automation capabilities (source: DeepSeek @deepseek_ai, Sep 22, 2025).