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

Gemma 2 vs o1-pro

Google
Gemma 2
OpenAI
o1-pro
Overview
CompanyGoogleOpenAI
Release dateJun 27 2024Mar 19 2025
AccessOpen WeightProprietary
Timeline
Release gapGemma 2 shipped 265 days before o1-pro

Which is better: Gemma 2 or o1-pro?

Gemma 2 and o1-pro don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 2 shipped 265 days before o1-pro, so benchmark comparisons should account for the intervening progress.

Gemma 2 is open weight, while o1-pro is proprietary.

Direct benchmark comparisons are unavailable — Gemma 2 and o1-pro don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemma 2 was released by Google on Jun 27 2024.

o1-pro was released by OpenAI on Mar 19 2025.

Gemma 2 is an open weight model released by Google. o1-pro is a proprietary model released by OpenAI.

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