Noometry

Model comparison

Claude Opus 4.7 vs Ministral 3 8B 2512 (batch)

Claude Opus 4.7 has enough public results to be ranked (#19); Ministral 3 8B 2512 (batch) does not yet, so treat this comparison as directional.

Last verified . 1 shared benchmarks.

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Ministral 3 8B 2512 (batch) Mistral AI

32.8

Unranked Sparse

Summary

  • They share 1 benchmark with published results for both. Claude Opus 4.7 scores higher in 1 category and Ministral 3 8B 2512 (batch) in 0 categories; one gap is clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Opus 4.7 leads 62.6 to 27.1.
  • The biggest single-benchmark swing is Vectara Hallucination Rate: 12% for Claude Opus 4.7 and 21.7% for Ministral 3 8B 2512 (batch).
  • Ministral 3 8B 2512 (batch) is cheaper at $0.075 / $0.075 per million input/output tokens, against $5 / $25 for Claude Opus 4.7.
  • Claude Opus 4.7 accepts more context: 1M tokens versus 128K.
  • Ministral 3 8B 2512 (batch) has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.7Ministral 3 8B 2512 (batch)
ProviderAnthropicMistral AI
Noometry Index58.332.8
Released2026-04-142025-12-02
WeightsProprietaryOpen
Context window1M128K
Max output128K4K
Input $ / M tokens$5$0.075
Output $ / M tokens$25$0.075
Results tracked661

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Category by category

Coding Not comparable

Claude Opus 4.7: 59.6 (#13), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
SWE-bench Verified83.5%—
FrontierCode38.5%—
LMArena WebDev1558—
SciCode54.5%—
GSO44.1%—
WeirdML76.4%—
LMArena Coding1518—
MirrorCode31.1%—
ALE-Bench1,323—

Agentic & Tool Use Not comparable

Claude Opus 4.7: 47.9 (#10), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
Terminal-Bench80.2%—
APEX-Agents49.2%—
OSWorld 2.018.2%—
τ²-bench Banking40.2%—
PostTrainBench28.6%—
ExploitBench26.5%—
GBAEval43.8%—
GDP.pdf21%—
LMArena Search1233—
Vending-Bench 210,937—

Reasoning Not comparable

Claude Opus 4.7: 53.8 (#29), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
ARC-AGI-275.8%—
SimpleBench61.7%—
Kagi LLM Benchmark80.7%—
NYT Connections (extended)39%—
ARC-AGI-193.5%—
CritPt12%—
Chess Puzzles30%—
Thematic Generalization72.8%—
EBR-Bench19%—
LMArena Hard Prompts1506—
Mystery Game Puzzles28%—
DTBench94.7%—
LMCA52.2%—
Epoch Capabilities Index156.25—
ForecastBench60.3—

Math Not comparable

Claude Opus 4.7: 66.7 (#26), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
FrontierMath (Tiers 1-3)70.2%—
FrontierMath Tier 431.7%—
MathArena Final-Answer Competitions73.6%—
OTIS Mock AIME 2024-202597.8%—
ProofBench54%—
LMArena Math1499—
FrontierMath (Feb 2025 set)43.8%—
FrontierMath Tier 4 (v1)22.9%—

Knowledge Claude Opus 4.7 leads

Claude Opus 4.7: 62.6 (#23), Ministral 3 8B 2512 (batch): 27.1

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
Vectara Hallucination Rate12%21.7%
GPQA Diamond90.2%—
Humanity's Last Exam36.2%—
SimpleQA Verified51.7%—
LMArena Expert1521—

Multimodal Not comparable

Claude Opus 4.7: 41.2 (#38), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
LMArena Vision1316—
Blueprint-Bench 224.5%—
Furniture Assembly33.3%—
LMArena Document1495—

Multilingual Not comparable

Claude Opus 4.7: 57.3 (#10), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
LMArena Non-English1480—
LMArena Chinese1531—
LMArena French1503—
LMArena German1495—
LMArena Japanese1472—
LMArena Korean1464—
LMArena Russian1494—
LMArena Spanish1495—

Instruction Following Not comparable

Claude Opus 4.7: 78.4 (#10), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
LMArena Instruction Following1498—

Long Context Not comparable

Claude Opus 4.7: 46.2 (#25), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
LMArena Longer Query1505—

Writing & Preference Not comparable

Claude Opus 4.7: 75.1 (#8), Ministral 3 8B 2512 (batch): —

BenchmarkClaude Opus 4.7Ministral 3 8B 2512 (batch)
LMArena Text1490—
LMArena Creative Writing1486—
EQ-Bench Creative Writing1914—
EQ-Bench 41311—
LMArena Multi-Turn1505—

Frequently asked questions

Is Claude Opus 4.7 better than Ministral 3 8B 2512 (batch)?

Claude Opus 4.7 has enough public results to be ranked (#19); Ministral 3 8B 2512 (batch) does not yet, so treat this comparison as directional.

Which is cheaper, Claude Opus 4.7 or Ministral 3 8B 2512 (batch)?

Ministral 3 8B 2512 (batch) is cheaper. It lists at $0.075 per million input tokens and $0.075 per million output tokens; Claude Opus 4.7 lists at $5 and $25.

Which has the bigger context window?

Claude Opus 4.7 does, with 1M tokens against 128K.

How many benchmarks do Claude Opus 4.7 and Ministral 3 8B 2512 (batch) share?

1 benchmark has published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and Ministral 3 8B 2512 (batch) has 1.

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