AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Ministral 3 3B-25-12 vs Grok 4.20 Beta

Mistral
Ministral 3 3B-25-12
xAI
Grok 4.20 Beta
Overview
CompanyMistralxAI
Release dateDec 2 2025Feb 17 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapMinistral 3 3B-25-12 shipped 77 days before Grok 4.20 Beta

Which is better: Ministral 3 3B-25-12 or Grok 4.20 Beta?

Ministral 3 3B-25-12 and Grok 4.20 Beta don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Ministral 3 3B-25-12 shipped 77 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

Ministral 3 3B-25-12 is an open-source / open-weight model; Grok 4.20 Beta is proprietary.

Direct benchmark comparisons are unavailable — Ministral 3 3B-25-12 and Grok 4.20 Beta don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Ministral 3 3B-25-12 released?
Ministral 3 3B-25-12 was released by Mistral on Dec 2 2025.
When was Grok 4.20 Beta released?
Grok 4.20 Beta was released by xAI on Feb 17 2026.
Is Ministral 3 3B-25-12 or Grok 4.20 Beta open source?
Ministral 3 3B-25-12 is an open-source / open-weight model released by Mistral. Grok 4.20 Beta is a proprietary model released by xAI.

Other comparisons