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Claude Opus 4.7 vs Mistral Large 3

2 vs 0 benchmarks won

Anthropic
Claude Opus 4.7
Mistral
Mistral Large 3
Overview
CompanyAnthropicMistral
Release dateApr 16 2026Dec 2 2025
Model type
Open sourceNoYes
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
94.2%
Software engineering
SWE-Bench Verified
87.6%
Multimodal understanding
MMMU
Timeline
Release gapMistral Large 3 shipped 135 days before Claude Opus 4.7

Which is better: Claude Opus 4.7 or Mistral Large 3?

Claude Opus 4.7 leads Mistral Large 3 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Mistral Large 3 shipped 135 days before Claude Opus 4.7, so benchmark comparisons should account for the intervening progress.

Mistral Large 3 is an open-source / open-weight model; Claude Opus 4.7 is proprietary.

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 4.7 released?
Claude Opus 4.7 was released by Anthropic on Apr 16 2026.
When was Mistral Large 3 released?
Mistral Large 3 was released by Mistral on Dec 2 2025.
Is Claude Opus 4.7 or Mistral Large 3 open source?
Mistral Large 3 is an open-source / open-weight model released by Mistral. Claude Opus 4.7 is a proprietary model released by Anthropic.

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