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

Claude 3 Opus vs Gemma 4

Anthropic
Claude 3 Opus
Google
Gemma 4
Overview
CompanyAnthropicGoogle
Release dateMar 4 2024Apr 2 2026
AccessProprietaryOpen Weight
Benchmarks
Coding
SWE-Bench Verified
33%
Science
GPQA Diamond
50.4%
Timeline
Release gapClaude 3 Opus shipped 759 days before Gemma 4

Which is better: Claude 3 Opus or Gemma 4?

Claude 3 Opus and Gemma 4 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 3 Opus shipped 759 days before Gemma 4, so benchmark comparisons should account for the intervening progress.

Claude 3 Opus is proprietary, while Gemma 4 is open weight.

Direct benchmark comparisons are unavailable — Claude 3 Opus and Gemma 4 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 3 Opus was released by Anthropic on Mar 4 2024.

Gemma 4 was released by Google on Apr 2 2026.

Claude 3 Opus is a proprietary model released by Anthropic. Gemma 4 is an open weight model released by Google.

Other comparisons