在6月7日，阿里云宣布了通义千问Qwen2大型模型的正式推出，并同时在Hugging Face和ModelScope平台上进行了开源。

Qwen2系列包含了五种不同规模的预训练及指令微调模型91快牛，具体为Qwen2-0.5B、Qwen2-1.5B、Qwen2-7B、Qwen2-57B-A14B以及Qwen2-72B，支持上下文长度扩展，可达到最大128K tokens，以满足不同场景下的应用需求。

","del":0,"gnid":"99ad4ef4eb8d5f4eb","img_data":[{"flag":2,"img":[{"desc":"","height":"577","title":"","url":"http://p2.img.360kuai.com/t110df81bbc26f507514ba5d327.jpg","width":"1440"}]}],"original":0,"pat":"art_src_3,fts0,sts0","powerby":"cache","pub_time":1717754520000,"pure":"","rawurl":"http://zm.news.so.com/74d598c4f1679006f236cc64b3f2e477","redirect":0,"rptid":"902dd741192f01e7","rss_ext":[],"s":"t","src":"驱动中国","tag":[{"clk":"ktechnology_1:阿里云","k":"阿里云","u":""}],"title":"阿里云通义千问Qwen2大型模型正式发布同步开源","type":"zmt","wapurl":"http://zm.news.so.com/74d598c4f1679006f236cc64b3f2e477","ytag":"科技:计算机技术","zmt":{"brand":{},"cert":"驱动中国官方账号","desc":"驱动中国为国内知名垂直科技媒体!","fans_num":5534,"id":"1306102341","is_brand":"0","name":"驱动中国","new_verify":"5","pic":"https://p0.img.360kuai.com/t014e5884766db80d79.png","real":1,"textimg":"https://p9.img.360kuai.com/bl/0_3/t017c4d51e87f46986f.png","verify":"0"},"zmt_status":0}","errmsg":"","errno":0}