Noometry

Model comparison

Claude Opus 4.7 vs Ministral 8B

Claude Opus 4.7 is the stronger model overall, scoring 58.4 to 27.8 on the Noometry Index. Ministral 8B costs 100× less per token, which makes it the better buy when Claude Opus 4.7's lead doesn't matter for your workload.

Last verified . 15 shared benchmarks.

Claude Opus 4.7 Anthropic

58.4

Rank #17 Confirmed

Ministral 8B Mistral AI

27.8

Rank #321 Confirmed

Summary

  • They share 15 benchmarks with published results for both. Claude Opus 4.7 scores higher in 9 categories and Ministral 8B in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Claude Opus 4.7 leads 62.6 to 12.5.
  • The biggest single-benchmark swing is GPQA Diamond: 90.2% for Claude Opus 4.7 and 27.1% for Ministral 8B.
  • Ministral 8B is cheaper at $0.10 / $0.10 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 8B has downloadable open weights; the other is API-only.

Side by side

Claude Opus 4.7Ministral 8B
ProviderAnthropicMistral AI
Noometry Index58.427.8
Released2026-04-142024-10-01
WeightsProprietaryOpen
Context window1M128K
Max output128K128K
Input $ / M tokens$5$0.10
Output $ / M tokens$25$0.10
Results tracked6617

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Category by category

Coding Claude Opus 4.7 leads

Claude Opus 4.7: 59.9 (#10), Ministral 8B: 34.4 (#226)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Coding15191202
SWE-bench Verified83.5%—
FrontierCode38.5%—
LMArena WebDev1557—
SciCode54.5%—
GSO44.1%—
WeirdML76.4%—
MirrorCode31.1%—
ALE-Bench1,323—

Agentic & Tool Use Claude Opus 4.7 leads

Claude Opus 4.7: 47.9 (#8), Ministral 8B: 16.2 (#140)

BenchmarkClaude Opus 4.7Ministral 8B
Terminal-Bench80.2%—
APEX-Agents49.2%—
Berkeley Function Calling Leaderboard—11.1%
OSWorld 2.018.2%—
τ²-bench Banking40.2%—
PostTrainBench28.6%—
ExploitBench26.5%—
GBAEval43.8%—
GDP.pdf21%—
LMArena Search1233—
Vending-Bench 210,937—

Reasoning Claude Opus 4.7 leads

Claude Opus 4.7: 53.7 (#24), Ministral 8B: 17.7 (#279)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Hard Prompts15071191
DTBench94.7%45.7%
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%—
Mystery Game Puzzles28%—
LMCA52.2%—
Epoch Capabilities Index156.39—
ForecastBench60.3—

Math Claude Opus 4.7 leads

Claude Opus 4.7: 66.5 (#20), Ministral 8B: 23.7 (#262)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Math14991188
FrontierMath (Tiers 1-3)70.2%—
FrontierMath Tier 431.7%—
MathArena Final-Answer Competitions73.6%—
OTIS Mock AIME 2024-202597.8%—
ProofBench54%—
MATH Level 5—14.9%
FrontierMath (Feb 2025 set)43.8%—
FrontierMath Tier 4 (v1)22.9%—

Knowledge Claude Opus 4.7 leads

Claude Opus 4.7: 62.6 (#20), Ministral 8B: 12.5 (#292)

BenchmarkClaude Opus 4.7Ministral 8B
GPQA Diamond90.2%27.1%
Vectara Hallucination Rate12%7.4%
LMArena Expert15211170
Humanity's Last Exam36.2%—
SimpleQA Verified51.7%—

Multimodal Not comparable

Claude Opus 4.7: 41.5 (#29), Ministral 8B: —

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Vision1317—
Blueprint-Bench 224.5%—
Furniture Assembly33.3%—
LMArena Document1495—

Multilingual Claude Opus 4.7 leads

Claude Opus 4.7: 57.5 (#9), Ministral 8B: 35.3 (#242)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Non-English14811165
LMArena Chinese15301193
LMArena Russian14941195
LMArena French1505—
LMArena German1494—
LMArena Japanese1472—
LMArena Korean1466—
LMArena Spanish1497—

Instruction Following Claude Opus 4.7 leads

Claude Opus 4.7: 78.6 (#9), Ministral 8B: 60.7 (#245)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Instruction Following14981161

Long Context Claude Opus 4.7 leads

Claude Opus 4.7: 46.1 (#24), Ministral 8B: 36.7 (#222)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Longer Query15051212

Writing & Preference Claude Opus 4.7 leads

Claude Opus 4.7: 75.3 (#8), Ministral 8B: 39.8 (#241)

BenchmarkClaude Opus 4.7Ministral 8B
LMArena Text14911191
LMArena Creative Writing14861175
LMArena Multi-Turn15061166
EQ-Bench Creative Writing1914—
EQ-Bench 41311—

Frequently asked questions

Is Claude Opus 4.7 better than Ministral 8B?

Claude Opus 4.7 is the stronger model overall, scoring 58.4 to 27.8 on the Noometry Index. Ministral 8B costs 100× less per token, which makes it the better buy when Claude Opus 4.7's lead doesn't matter for your workload.

Which is cheaper, Claude Opus 4.7 or Ministral 8B?

Ministral 8B is cheaper. It lists at $0.10 per million input tokens and $0.10 per million output tokens; Claude Opus 4.7 lists at $5 and $25.

Is Claude Opus 4.7 or Ministral 8B better for coding?

Claude Opus 4.7 scores higher on coding benchmarks: 59.9 versus 34.4 in the Noometry coding category.

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 8B share?

15 benchmarks have published results for both models. Claude Opus 4.7 has 66 scored results on Noometry and Ministral 8B has 17.

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