2 vs 0 benchmarks won
Anthropic Claude Opus 4.5 | Google Gemini 2.5 Flash Image | |
|---|---|---|
| Overview | ||
| Company | Anthropic | |
| Release date | Nov 24 2025 | Aug 26 2025 |
| Model type | — | — |
| Open source | No | No |
| Specifications | ||
Parameters | — | — |
Context window | — | — |
| Benchmarks | ||
Science reasoning GPQA Diamond | 87% | — |
Software engineering SWE-Bench Verified | 80.9% | — |
Multimodal understanding MMMU | — | — |
| Timeline | ||
| Release gap | Gemini 2.5 Flash Image shipped 90 days before Claude Opus 4.5 | |
Claude Opus 4.5 leads Gemini 2.5 Flash Image on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Gemini 2.5 Flash Image shipped 90 days before Claude Opus 4.5, 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.