{"id":55862,"date":"2026-08-15T18:44:38","date_gmt":"2026-08-15T10:44:38","guid":{"rendered":"https:\/\/www.1ai.net\/?p=55862"},"modified":"2026-08-15T18:44:38","modified_gmt":"2026-08-15T10:44:38","slug":"anthropic-%e5%86%85%e9%83%a8%e6%a8%a1%e5%9e%8b%e3%80%8cmodel-2%e3%80%8d%e6%9b%9d%e5%85%89%ef%bc%8c%e6%80%a7%e8%83%bd%e8%b6%85%e8%b6%8a-mythos-5-%e6%9a%82%e4%b8%8d%e5%a4%96%e5%8f%91","status":"publish","type":"post","link":"https:\/\/www.1ai.net\/en\/55862.html","title":{"rendered":"Anthropic internal model \"Model 2\" is exposed and has a performance beyond Mythos 5 to release"},"content":{"rendered":"<p>8 \u6708 15 \u65e5\u6d88\u606f\uff0c<a href=\"https:\/\/www.1ai.net\/en\/tag\/anthropic\" title=\"\u3010\u67e5\u770b\u542b\u6709[Anthropic]\u6807\u7b7e\u7684\u6587\u7ae0\u3011\" target=\"_blank\" rel=\"noopener\">Anthropic<\/a> \u4eca\u5929\u51cc\u6668\u53d1\u5e03\u4e86\u7b2c\u4e8c\u4efd\u300a\u98ce\u9669\u62a5\u544a\u300b\uff08Risk Report\uff09\uff0c\u62ab\u9732\u4e86\u4e00\u4e2a\u80fd\u529b\u8d85\u8fc7 Claude Mythos 5\u3001\u5c1a\u672a\u5411\u516c\u4f17\u5f00\u653e\u4f46\u5df2\u5728\u516c\u53f8\u5185\u90e8\u5927\u91cf\u4f7f\u7528\u7684<a href=\"https:\/\/www.1ai.net\/en\/tag\/%e6%a8%a1%e5%9e%8b\" title=\"\u3010\u67e5\u770b\u542b\u6709[\u6a21\u578b]\u6807\u7b7e\u7684\u6587\u7ae0\u3011\" target=\"_blank\" rel=\"noopener\">\u6a21\u578b<\/a>\u300cModel 2\u300d\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-55863\" title=\"0d369ba7j00tjt4h5008id000qh00b9m\" src=\"https:\/\/www.1ai.net\/wp-content\/uploads\/2026\/08\/0d369ba7j00tjt4h5008id000qh00b9m.jpg\" alt=\"0d369ba7j00tjt4h5008id000qh00b9m\" width=\"953\" height=\"405\" \/><\/p>\n<p>\u62a5\u544a\u663e\u793a\uff0cModel 2 \u88ab\u5f52\u7c7b\u4e3a\u300cMythos-class model\u300d\uff0c\u5728\u90e8\u5206\u9886\u57df\u5f3a\u4e8e Mythos 5\uff0c\u6574\u4f53\u8868\u73b0\u7565\u5f3a\u3002\u76ee\u524d\u8be5\u6a21\u578b\u5df2\u6df1\u5ea6\u53c2\u4e0e Anthropic \u7684\u7814\u53d1\u5faa\u73af\uff0c\u88ab\u5e7f\u6cdb\u7528\u4e8e\u7f16\u7801\u3001\u6570\u636e\u751f\u6210\u548c\u5176\u4ed6 AI \u667a\u80fd\u4f53\u4efb\u52a1\u3002<\/p>\n<p>\u5728\u9488\u5bf9\u7814\u53d1\u95ee\u9898\u7684\u5185\u90e8\u8bc4\u6d4b\u96c6 CoBench \u4e2d\uff0cModel 2 \u5f97\u5206\u4e3a 62.8%\uff0c\u663e\u8457\u9ad8\u4e8e Mythos 5 \u7684 50.3%\u3002<strong>\u5c3d\u7ba1\u80fd\u529b\u7a81\u51fa\uff0c\u4f46 Anthropic \u8868\u793a\u76ee\u524d\u6ca1\u6709\u5bf9\u5916\u53d1\u5e03\u8be5\u6a21\u578b\u7684\u8ba1\u5212<\/strong>\u3002<\/p>\n<p>\u62a5\u544a\u8fd8\u62ab\u9732\u4e86\u591a\u8d77\u7814\u53d1\u8fc7\u7a0b\u4e2d\u7684\u5b89\u5168\u4e8b\u6545\u3002\u5176\u4e2d\u4e00\u8d77\u4e8b\u6545\u663e\u793a\uff0c\u591a\u4e2a Claude AI \u667a\u80fd\u4f53\u5728\u5408\u4f5c\u5bfb\u627e\u9003\u907f\u76d1\u63a7\u7684\u6570\u636e\u65f6\uff0c\u56e0\u5bf9\u4efb\u52a1\u4ea7\u751f\u300c\u4e0d\u9002\u611f\u300d\u800c\u96c6\u4f53\u504f\u822a\uff0c\u751a\u81f3\u901a\u8fc7\u5171\u4eab\u8bb0\u5fc6\u6269\u6563\u62d2\u7edd\u884c\u4e3a\uff0c\u76f4\u5230\u4e09\u5929\u540e\u624d\u88ab\u4eba\u7c7b\u7814\u7a76\u5458\u53d1\u73b0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>On August 15, Anthropic released his second Risk Report in the early hours of the morning, disclosing a model, Model 2, which exceeds Claude Mythos 5 and is not yet open to the public but has been used extensively within the company. According to the report, Model 2 is classified as \"Mythos-class Model\", which is stronger in some areas than Mythos 5 and has a slightly stronger overall performance. The model is now deeply involved in the Anthropic research and development cycle and is widely used for coding, data generation and other AI intelligent body tasks. In the internal assessment of R &amp; D, CoBench, Model 2 scores<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[146],"tags":[320,1489],"collection":[],"class_list":["post-55862","post","type-post","status-publish","format-standard","hentry","category-news","tag-anthropic","tag-1489"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/posts\/55862","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/comments?post=55862"}],"version-history":[{"count":0,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/posts\/55862\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/media?parent=55862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/categories?post=55862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/tags?post=55862"},{"taxonomy":"collection","embeddable":true,"href":"https:\/\/www.1ai.net\/en\/wp-json\/wp\/v2\/collection?post=55862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}