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Grok 4 Fast Reasoning - Benchmarks, Pricing & API Access | AI Stats

Grok 4 Fast Reasoning

Grok 4 Fast Reasoning

Grok 4 Fast Reasoning

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Overview Family Timeline Benchmarks Providers Quickstart Performance

Links

Key Dates

20 Sept 2025Announcement

20 Sept 2025Release

-Deprecation

-Retirement

Performance

2,000,000 tokensInput Context

2,000,000 tokensOutput Context

-Knowledge Cutoff

Modalities

TextImageAudioVideo

Input

TextImageAudioVideo

Output

Other Info

-Parameters

ProprietaryLicense

-Training Tokens