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

Claude Opus 4.1 vs Gemma 3

Anthropic
Claude Opus 4.1
Google
Gemma 3
Overview
CompanyAnthropicGoogle
Release dateAug 5 2025Mar 12 2025
AccessProprietaryOpen Weight
Benchmarks
Nonsense detection
BullshitBench v2
43%
Coding
SWE-Bench Verified
74.5%
Science
GPQA Diamond
80.9%
Timeline
Release gapGemma 3 shipped 146 days before Claude Opus 4.1

Which is better: Claude Opus 4.1 or Gemma 3?

Claude Opus 4.1 and Gemma 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemma 3 shipped 146 days before Claude Opus 4.1, so benchmark comparisons should account for the intervening progress.

Claude Opus 4.1 is proprietary, while Gemma 3 is open weight.

Direct benchmark comparisons are unavailable — Claude Opus 4.1 and Gemma 3 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Opus 4.1 was released by Anthropic on Aug 5 2025.

Gemma 3 was released by Google on Mar 12 2025.

Claude Opus 4.1 is a proprietary model released by Anthropic. Gemma 3 is an open weight model released by Google.

Other comparisons