Latent Space 新节目与 AI 资讯：Meta 开源 Muse Spark Open 等
原标题：[AINews] High Taste Testers Ep. 1
AI 摘要
Latent Space 推出新节目 High Taste Testers 并汇总 2026 年 10 月 15-16 日 AI 资讯。Meta 发布 816B 总参数、42B 激活的开放权重 MoE 模型 Muse Spark Open，在 Artificial Analysis 智能指数上得 39 分，为美国开放权重模型最高分。Reflection 发布 501B 总参数、23B 激活的 Apache 2.0 模型 Beam 1.0，AA 得分 30。Gemini 4 Argon 向 Pro 订阅者开放，输出上限提升至 100 万 token；Anthropic 推出更便宜的 Haiku 5.5 和更快的 Opus 5.5 模式。
正文节选
We are piloting a new show on Latent Space: High Taste Testers, a variant of our food show where we pull you in to a typical lunch conversation in San Francisco. All your favorite talking points, starting with Dev Day and going into the latest models and assistants, are here: Let us know your feedback! AI News for 10/15/2026-10/16/2026. We checked 12 subreddits, 544 Twitters and no further Discords. AINews’ website lets you search all past issues. As a reminder, AINews is now a section of Latent