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Claude Opus 4.1 vs Gemini 2.5 Flash Image

2 vs 0 benchmarks won

Anthropic
Claude Opus 4.1
Google
Gemini 2.5 Flash Image
Overview
CompanyAnthropicGoogle
Release dateAug 5 2025Aug 26 2025
Model type
Open sourceNoNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
80.9%
Software engineering
SWE-Bench Verified
74.5%
Multimodal understanding
MMMU
Timeline
Release gapClaude Opus 4.1 shipped 21 days before Gemini 2.5 Flash Image

Which is better: Claude Opus 4.1 or Gemini 2.5 Flash Image?

Claude Opus 4.1 leads Gemini 2.5 Flash Image on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Claude Opus 4.1 shipped 21 days before Gemini 2.5 Flash Image, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Claude Opus 4.1 released?
Claude Opus 4.1 was released by Anthropic on Aug 5 2025.
When was Gemini 2.5 Flash Image released?
Gemini 2.5 Flash Image was released by Google on Aug 26 2025.

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