又一巨头推出其最强大模型，赶超OpenAI和谷歌

Core Insights - Anthropic has launched its latest AI models, Claude Opus 4 and Claude Sonnet 4, at a developer conference in San Francisco, emphasizing their capabilities in coding and long-term task performance [1][4] - The competition in advanced AI models is intensifying, with companies like Google also releasing new models to enhance efficiency in software engineering [1] - The new models are designed to operate autonomously, showcasing significant advancements in AI capabilities, particularly in memory and task execution [4][5] Model Capabilities - Claude Opus 4 is touted as the "best coding model globally," capable of maintaining stable performance over long tasks involving thousands of steps [1] - Early testers have reported that Opus 4 can autonomously code for nearly seven hours on complex projects [4] - The models can switch between reasoning and tool usage, allowing simultaneous operations like web searches and code testing [5] Safety and Governance - Anthropic has introduced stringent safety protocols with Claude Opus 4, exceeding previous models' standards, as part of its Responsible Scaling Policy (RSP) [5][6] - The company aims to ensure that AI development benefits everyone while maintaining safety and governance, reflecting concerns over rapid advancements in AI technology [5][6] - All of Anthropic's models are classified under AI Safety Level 2 (ASL-2), with plans for Claude Opus 4 to meet the more rigorous ASL-3 standards [5][6] Model Release and Transparency - Anthropic will release model cards alongside Opus 4 and Sonnet 4, providing detailed information on their capabilities and safety assessments [7] - This approach contrasts with competitors like OpenAI and Google, which have faced criticism for delays and inadequate transparency in their model releases [7]