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Elon Musk 公布 Grok 4.5 内测性能接近 Opus
AI 推荐理由
该信息提供了 Grok 4.5 的具体参数与内测对比数据，值得持续跟踪其公开测试表现。核心解读
Elon Musk 发布推文称，基于 1.5T V9 基础模型并补充 Cursor 数据的 Grok 4.5 已在 SpaceX 和 Tesla 进行私人 beta 测试，早期评估显示性能接近或超过 Opus，且 RL 持续改进模型，未来每月将发布从零训练的新模型。
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I hope Elon is referring to opus 4.8. would be a welcome release if grok 4.5 outperforms opus 4.8 on key benchmarks
> **引用原帖 Elon Musk (@elonmusk):**
> Grok 4.5, based on our 1.5T V9 foundation model, with Cursor data added in supplemental training, is now in private beta at SpaceX & Tesla. Early evals show performance close to, perhaps exceeding Opus.
> RL is continuing to significantly improve the model, and the Grok Build harness gets better every day.
> Nice work by all those involved!
> Completely trained from scratch new models will be released by @SpaceX every month this year.
> https://x.com/elonmusk/status/2071184354756477041