Unverified50% confidenceFactExact time

Grok 4.5当前支持500K Token上下文窗口，据悉近期将升级至100万Token

1

Sources

50%

Confidence

Medium-term (~90 days)

Relevance

7/11/2026

First Seen

Valid until: 10/9/2026

Sources

Grok 4.5编码实测：性能、速度与成本全面解析

bilibiliAI_Express7/10/2026

Related Claims

UnverifiedGrok 4.5支持128K Token的上下文长度77% similar UnverifiedGrok 4.5每秒输出速度80 token，上下文窗口高达50万token（约等于40万个英文单词）74% similar Verified早期大语言模型仅支持4K-8K Token的上下文窗口，当前主流模型已扩展至100K甚至200K Token66% similar Unverified整个 Voxweaver Studio 项目开发消耗 741K Tokens，仅占 Grok CLI 月度可用额度的 14%（SuperGrok 模式）64% similar

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