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Pixtral Large 24.11 vs Grok 4.20 Beta

Mistral Pixtral Large 24.11 vs xAI Grok 4.20 Beta — side-by-side specs.

Mistral
Pixtral Large 24.11
xAI
Grok 4.20 Beta
Overview
CompanyMistralxAI
Release dateNov 19 2024Feb 17 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapPixtral Large 24.11 shipped 455 days before Grok 4.20 Beta

Which is better: Pixtral Large 24.11 or Grok 4.20 Beta?

Pixtral Large 24.11 and Grok 4.20 Beta do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Pixtral Large 24.11 shipped 455 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

Pixtral Large 24.11 is an open-source / open-weight model; Grok 4.20 Beta is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

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 4.20 Beta released?
Grok 4.20 Beta was released by xAI on Feb 17 2026.
Is Pixtral Large 24.11 or Grok 4.20 Beta open source?
Pixtral Large 24.11 is an open-source / open-weight model released by Mistral. Grok 4.20 Beta is a proprietary model released by xAI.

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