马斯克旗下xAI宣布Grok 4 AI模型永久免费开放
xAI公司今日宣布了一个震惊全球的消息:Grok4人工智能模型将对全球所有用户永久免费开放。这一决定标志着xAI在人工智能领域迈出了重要一步，为全球用户提供了一个无需支付费用即可使用的先进AI工具。
Grok4的免费开放不是试用，也不是限时优惠，而是真正的永久免费。xAI为用户提供了两种使用模式:Auto模式和Expert模式。在Auto模式下，系统会根据用户问题的复杂度自动判断是否需要使用Grok4进行高级推理。如果用户想要更多的控制权，可以随时切换到Expert模式，让每个查询都通过Grok4处理。
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