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

Gemma 1 vs Grok 4.1 Fast

Google
Gemma 1
SpaceXAI
Grok 4.1 Fast
Overview
CompanyGoogleSpaceXAI
Release dateFeb 21 2024Nov 19 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
19%
Timeline
Release gapGemma 1 shipped 637 days before Grok 4.1 Fast

Which is better: Gemma 1 or Grok 4.1 Fast?

Gemma 1 and Grok 4.1 Fast don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 1 shipped 637 days before Grok 4.1 Fast, so benchmark comparisons should account for the intervening progress.

Gemma 1 is open weight, while Grok 4.1 Fast is proprietary.

Direct benchmark comparisons are unavailable — Gemma 1 and Grok 4.1 Fast don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemma 1 was released by Google on Feb 21 2024.

Grok 4.1 Fast was released by SpaceXAI on Nov 19 2025.

Gemma 1 is an open weight model released by Google. Grok 4.1 Fast is a proprietary model released by SpaceXAI.

Other comparisons