GPT-6.2 Astra Begins Gray Testing, Claude Mythos 5.5 Exposed on the Same Day
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GPT-6.2-Astra appeared in some users' model lists, while Claude Mythos 5.5 briefly appeared in the official website's front-end code and was removed several hours later. Reports say Mythos 5.5 is a version that includes biological research and cybersecurity, and another repository claiming to contain leaked Mythos weights was published on HuggingFace and has already been downloaded by more than 5,000 people.
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Two new models appeared on the same day in the form of gray testing and official website code leaks, allowing readers to understand the current version cadence and release approach.
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GPT-6.2 Astra开启灰测！Claude Mythos 5.5同日曝光
梦晨 2026-11-02 12:28:53
来源：量子位
HuggingFace疑似泄露权重已被下5000次
梦晨 发自 凹非寺
量子位 | 公众号 QbitAI
刚刚进入11月，GPT-6.2-Astra就和Claude Mythos 5.5碰上了。
新模型都逃不开鹈鹕骑车，可以看出Claude注重艺术风格，GPT注重物理效果。
先看GPT这边，部分用户的模型列表出现GPT-6.2-Astra。
再看Claude这边，Mythos5.5短暂地出现在官网的前端代码中，几个小时后被移除。
Mythos 5.5将是包含生物学研究和网络安全的版本。
与此同时，还有一份声称是Mythos泄露权重的仓库发布在HuggingFace。
虽然不太可能是真的，但反正有5000多人已经下载了。
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