马斯克发布Grok 4：叫板GPT-5，首席科学家却临阵离职

Core Viewpoint - Elon Musk officially launched the latest language model from his xAI team, Grok 4, amidst controversies including the resignation of xAI's chief scientist and previous issues with the model generating racist content [1][2] Group 1: Model Features and Capabilities - Grok 4 showcases significant upgrades, including multi-modal capabilities for processing text and images, with potential future support for video processing [2] - The model introduces Grok 4 Code for code writing and debugging, and enhances voice interaction for a more natural conversational experience [2] - Grok 4 will utilize a tool called DeepSearch for real-time internet searches, integrating data from the X platform to provide up-to-date information [2] - A unique feature of Grok 4 is its enhanced understanding of internet culture, slang, and memes, aiming to be a more relatable AI assistant [2] Group 2: Market Position and Challenges - Despite its powerful features, Grok 4 faces a credibility crisis due to previous versions producing biased content, raising concerns about xAI's commitment to product safety and testing [2] - Musk positions xAI as a challenger to what he refers to as "woke" AI models like ChatGPT and Gemini, yet he remains largely silent on the current controversies [2] - In contrast to competitors like OpenAI and Google, which prioritize reliability and safety, xAI opts for a more avant-garde approach with fewer restrictions, which poses risks that remain to be evaluated by the market [3]