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

Gemini 1.0 Pro vs Grok 4.20 Beta

Google
Gemini 1.0 Pro
xAI
Grok 4.20 Beta
Overview
CompanyGooglexAI
Release dateDec 13 2023Feb 17 2026
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Timeline
Release gapGemini 1.0 Pro shipped 797 days before Grok 4.20 Beta

Which is better: Gemini 1.0 Pro or Grok 4.20 Beta?

Gemini 1.0 Pro and Grok 4.20 Beta don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 1.0 Pro shipped 797 days before Grok 4.20 Beta, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — Gemini 1.0 Pro and Grok 4.20 Beta don't publish scores on any of the same benchmarks.

Frequently asked questions

When was Gemini 1.0 Pro released?
Gemini 1.0 Pro was released by Google on Dec 13 2023.
When was Grok 4.20 Beta released?
Grok 4.20 Beta was released by xAI on Feb 17 2026.

Other comparisons