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

Gemma 1 vs o3

Google
Gemma 1
OpenAI
o3
Overview
CompanyGoogleOpenAI
Release dateFeb 21 2024Apr 16 2025
AccessOpen WeightProprietary
Benchmarks
Nonsense detection
BullshitBench v2
26%
Timeline
Release gapGemma 1 shipped 420 days before o3

Which is better: Gemma 1 or o3?

Gemma 1 and o3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 1 shipped 420 days before o3, so benchmark comparisons should account for the intervening progress.

Gemma 1 is open weight, while o3 is proprietary.

Direct benchmark comparisons are unavailable — Gemma 1 and o3 don't publish scores on any of the same benchmarks.

Frequently asked questions

Gemma 1 was released by Google on Feb 21 2024.

o3 was released by OpenAI on Apr 16 2025.

Gemma 1 is an open weight model released by Google. o3 is a proprietary model released by OpenAI.

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