Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
Claude Opus 4.5 is clearly ahead on the aggregate, 77 to 32. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Claude Opus 4.5's sharpest advantage is in multimodal & grounded, where it averages 90.9 against 32.4. The single biggest benchmark swing on the page is MMLU, 99 to 28.
Claude Opus 4.5 gives you the larger context window at 200K, compared with 128K for Ministral 3 8B.
Pick Claude Opus 4.5 if you want the stronger benchmark profile. Ministral 3 8B only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Claude Opus 4.5
70.5
Ministral 3 8B
28.9
Claude Opus 4.5
60.4
Ministral 3 8B
14.2
Claude Opus 4.5
90.9
Ministral 3 8B
32.4
Claude Opus 4.5
87.7
Ministral 3 8B
36.1
Claude Opus 4.5
70.9
Ministral 3 8B
28
Claude Opus 4.5
90
Ministral 3 8B
69
Claude Opus 4.5
86.1
Ministral 3 8B
61.7
Claude Opus 4.5
93.2
Ministral 3 8B
43.3
Claude Opus 4.5 is ahead overall, 77 to 32. The biggest single separator in this matchup is MMLU, where the scores are 99 and 28.
Claude Opus 4.5 has the edge for knowledge tasks in this comparison, averaging 70.9 versus 28. Inside this category, MMLU is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for coding in this comparison, averaging 60.4 versus 14.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for math in this comparison, averaging 93.2 versus 43.3. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for reasoning in this comparison, averaging 87.7 versus 36.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for agentic tasks in this comparison, averaging 70.5 versus 28.9. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for multimodal and grounded tasks in this comparison, averaging 90.9 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for instruction following in this comparison, averaging 90 versus 69. Inside this category, IFEval is the benchmark that creates the most daylight between them.
Claude Opus 4.5 has the edge for multilingual tasks in this comparison, averaging 86.1 versus 61.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.
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