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

Mistral 7B vs Grok 4.20 Beta

Mistral
Mistral 7B
xAI
Grok 4.20 Beta
Overview
CompanyMistralxAI
Release dateSep 27 2023Feb 17 2026
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapMistral 7B shipped 874 days before Grok 4.20 Beta

Which is better: Mistral 7B or Grok 4.20 Beta?

Mistral 7B and Grok 4.20 Beta don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral 7B shipped 874 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

Mistral 7B is an open-source / open-weight model; Grok 4.20 Beta is proprietary.

Direct benchmark comparisons are unavailable — Mistral 7B and Grok 4.20 Beta don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Mistral 7B released?
Mistral 7B was released by Mistral on Sep 27 2023.
When was Grok 4.20 Beta released?
Grok 4.20 Beta was released by xAI on Feb 17 2026.
Is Mistral 7B or Grok 4.20 Beta open source?
Mistral 7B is an open-source / open-weight model released by Mistral. Grok 4.20 Beta is a proprietary model released by xAI.

Other comparisons