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Pixtral Large 24.11 vs Grok 4 Fast

Mistral Pixtral Large 24.11 vs xAI Grok 4 Fast — side-by-side specs.

Mistral
Pixtral Large 24.11
xAI
Grok 4 Fast
Overview
CompanyMistralxAI
Release dateNov 19 2024Sep 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapPixtral Large 24.11 shipped 286 days before Grok 4 Fast

Which is better: Pixtral Large 24.11 or Grok 4 Fast?

Pixtral Large 24.11 and Grok 4 Fast don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Pixtral Large 24.11 shipped 286 days before Grok 4 Fast, so benchmark comparisons should account for the intervening progress.

Pixtral Large 24.11 is an open-source / open-weight model; Grok 4 Fast is proprietary.

Direct benchmark comparisons are unavailable — Pixtral Large 24.11 and Grok 4 Fast don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Pixtral Large 24.11 released?
Pixtral Large 24.11 was released by Mistral on Nov 19 2024.
When was Grok 4 Fast released?
Grok 4 Fast was released by xAI on Sep 2025.
Is Pixtral Large 24.11 or Grok 4 Fast open source?
Pixtral Large 24.11 is an open-source / open-weight model released by Mistral. Grok 4 Fast is a proprietary model released by xAI.

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