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

Gemma 3 vs GPT-5.1-Codex-Max

Google
Gemma 3
OpenAI
GPT-5.1-Codex-Max
Overview
CompanyGoogleOpenAI
Release dateMar 12 2025Nov 19 2025
AccessOpen WeightProprietary
Timeline
Release gapGemma 3 shipped 252 days before GPT-5.1-Codex-Max

Which is better: Gemma 3 or GPT-5.1-Codex-Max?

Gemma 3 and GPT-5.1-Codex-Max don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 3 shipped 252 days before GPT-5.1-Codex-Max, so benchmark comparisons should account for the intervening progress.

Gemma 3 is open weight, while GPT-5.1-Codex-Max is proprietary.

Direct benchmark comparisons are unavailable — Gemma 3 and GPT-5.1-Codex-Max don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemma 3 was released by Google on Mar 12 2025.

GPT-5.1-Codex-Max was released by OpenAI on Nov 19 2025.

Gemma 3 is an open weight model released by Google. GPT-5.1-Codex-Max is a proprietary model released by OpenAI.

Other comparisons