Model comparison

GPT-5.4 Pro vs Ministral 8B

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.2 on the Noometry Index. Ministral 8B costs 450× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

Last verified . 2 shared benchmarks.

GPT-5.4 Pro OpenAI

58.9

Rank #18 Confirmed

Ministral 8B Mistral AI

28.2

Rank #325 Confirmed

Summary

  • They share 2 benchmarks with published results for both. GPT-5.4 Pro scores higher in 4 categories and Ministral 8B in 0 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where GPT-5.4 Pro leads 68.3 to 12.6.
  • The biggest single-benchmark swing is GPQA Diamond: 94.6% for GPT-5.4 Pro and 27.1% for Ministral 8B.
  • Ministral 8B is cheaper at $0.15 / $0.15 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
  • GPT-5.4 Pro accepts more context: 1.05M tokens versus 262K.
  • Ministral 8B has downloadable open weights; the other is API-only.

Side by side

GPT-5.4 Pro and Ministral 8B specifications
GPT-5.4 ProMinistral 8B
ProviderOpenAIMistral AI
Noometry Index58.928.2
Released2026-03-052024-10-01
WeightsProprietaryOpen
Context window1.05M262K
Max output128K262K
Input $ / M tokens$30$0.15
Output $ / M tokens$180$0.15
Results tracked1617

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Category by category

Coding GPT-5.4 Pro leads

GPT-5.4 Pro: 43.2 (#90), Ministral 8B: 35.0 (#230)

Coding benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
WeirdML57.4%—
LMArena Coding—1202

Agentic & Tool Use Not comparable

GPT-5.4 Pro: —, Ministral 8B: 16.4 (#148)

Agentic & Tool Use benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
Berkeley Function Calling Leaderboard—11.1%

Reasoning GPT-5.4 Pro leads

GPT-5.4 Pro: 70.7 (#13), Ministral 8B: 18.4 (#281)

Reasoning benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
ARC-AGI-283.3%—
SimpleBench74.1%—
ARC-AGI-194.5%—
CritPt30%—
Chess Puzzles58.6%—
EnigmaEval23.8%—
LMArena Hard Prompts—1191
DTBench—45.7%
Epoch Capabilities Index158.93—

Math GPT-5.4 Pro leads

GPT-5.4 Pro: 72.4 (#22), Ministral 8B: 25.7 (#267)

Math benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
FrontierMath (Tiers 1-3)82.5%—
FrontierMath Tier 458.5%—
LMArena Math—1188
MATH Level 5—14.9%
FrontierMath (Feb 2025 set)50%—
FrontierMath Tier 4 (v1)37.5%—

Knowledge GPT-5.4 Pro leads

GPT-5.4 Pro: 68.3 (#7), Ministral 8B: 12.6 (#297)

Knowledge benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
GPQA Diamond94.6%27.1%
Vectara Hallucination Rate8.3%7.4%
Humanity's Last Exam44.3%—
SimpleQA Verified46.3%—
LMArena Expert—1170

Multilingual Not comparable

GPT-5.4 Pro: —, Ministral 8B: 35.1 (#247)

Multilingual benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
LMArena Non-English—1165
LMArena Chinese—1193
LMArena Russian—1195

Instruction Following Not comparable

GPT-5.4 Pro: —, Ministral 8B: 60.5 (#250)

Instruction Following benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
LMArena Instruction Following—1161

Long Context Not comparable

GPT-5.4 Pro: —, Ministral 8B: 36.7 (#227)

Long Context benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
LMArena Longer Query—1212

Writing & Preference Not comparable

GPT-5.4 Pro: —, Ministral 8B: 39.6 (#246)

Writing & Preference benchmarks
BenchmarkGPT-5.4 ProMinistral 8B
LMArena Text—1191
LMArena Creative Writing—1175
LMArena Multi-Turn—1166

Frequently asked questions

Is GPT-5.4 Pro better than Ministral 8B?

GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 28.2 on the Noometry Index. Ministral 8B costs 450× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

Which is cheaper, GPT-5.4 Pro or Ministral 8B?

Ministral 8B is cheaper. It lists at $0.15 per million input tokens and $0.15 per million output tokens; GPT-5.4 Pro lists at $30 and $180.

Is GPT-5.4 Pro or Ministral 8B better for coding?

GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 35.0 in the Noometry coding category.

Which has the bigger context window?

GPT-5.4 Pro does, with 1.05M tokens against 262K.

How many benchmarks do GPT-5.4 Pro and Ministral 8B share?

2 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Ministral 8B has 17.

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