Noometry

Model comparison

GPT-4.5 vs MiniMax-M2

GPT-4.5 and MiniMax-M2 score almost the same on the Noometry Index (37.2 vs 37.4), so choose on price, context window or the category you care about most.

Last verified . 14 shared benchmarks.

GPT-4.5 OpenAI

37.2

Rank #208 Confirmed

MiniMax-M2 MiniMax

37.4

Rank #204 Confirmed

Summary

  • They share 14 benchmarks with published results for both. GPT-4.5 scores higher in 5 categories and MiniMax-M2 in 4 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in multilingual, where GPT-4.5 leads 52.5 to 45.3.
  • MiniMax-M2 has downloadable open weights; the other is API-only.

Side by side

GPT-4.5MiniMax-M2
ProviderOpenAIMiniMax
Noometry Index37.237.4
Released2025-02-272025-10-27
WeightsProprietaryOpen
Context window—205K
Max output—131K
Input $ / M tokens—$0.30
Output $ / M tokens—$1.20
Results tracked4221

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Category by category

Coding GPT-4.5 leads

GPT-4.5: 42.2 (#109), MiniMax-M2: 39.3 (#159)

BenchmarkGPT-4.5MiniMax-M2
LMArena Coding13961370
SWE-bench Verified (bash only)—61%
Aider Polyglot44.9%—
LMArena WebDev—1297
WeirdML39.4%—
LiveBench Coding75.2%—

Agentic & Tool Use GPT-4.5 leads

GPT-4.5: 27.9 (#97), MiniMax-M2: 25.1 (#109)

BenchmarkGPT-4.5MiniMax-M2
Terminal-Bench—30%
Cybench17.5%—
Vending-Bench 2—160.6

Reasoning MiniMax-M2 leads

GPT-4.5: 13.9 (#330), MiniMax-M2: 19.4 (#258)

BenchmarkGPT-4.5MiniMax-M2
LMArena Hard Prompts14031357
ARC-AGI-20.8%—
SimpleBench34.5%—
Kagi LLM Benchmark—57.8%
NYT Connections (extended)—14.8%
ARC-AGI-110.3%—
EnigmaEval3.2%—
LiveBench Reasoning71.1%—
LiveBench Data Analysis64.3%—
Epoch Capabilities Index136.74—
ForecastBench61.7—
LiveBench69%—

Math MiniMax-M2 leads

GPT-4.5: 32.6 (#211), MiniMax-M2: 37.3 (#160)

BenchmarkGPT-4.5MiniMax-M2
LMArena Math14121352
OTIS Mock AIME 2024-202537.8%—
LiveBench Math69.3%—
MATH Level 578.6%—

Knowledge MiniMax-M2 leads

GPT-4.5: 32.5 (#211), MiniMax-M2: 37.0 (#163)

BenchmarkGPT-4.5MiniMax-M2
LMArena Expert13941337
GPQA Diamond68.7%—
Humanity's Last Exam5.4%—
Confabulations13.6%—

Multimodal Not comparable

GPT-4.5: 37.6 (#71), MiniMax-M2: —

BenchmarkGPT-4.5MiniMax-M2
LMArena Vision1195—
VPCT45%—

Multilingual GPT-4.5 leads

GPT-4.5: 52.5 (#83), MiniMax-M2: 45.3 (#171)

BenchmarkGPT-4.5MiniMax-M2
LMArena Non-English14131313
LMArena Chinese14211366
LMArena French14181335
LMArena German14571355
LMArena Russian14191331
LMArena Japanese1416—
LMArena Korean1392—
LMArena Spanish—1326

Instruction Following GPT-4.5 leads

GPT-4.5: 72.6 (#134), MiniMax-M2: 70.2 (#166)

BenchmarkGPT-4.5MiniMax-M2
LMArena Instruction Following14041328
LiveBench Instruction Following72.3%—

Long Context Too close to call

GPT-4.5: 40.4 (#155), MiniMax-M2: 40.5 (#153)

BenchmarkGPT-4.5MiniMax-M2
LMArena Longer Query14061331
Fiction.LiveBench63.9%—

Writing & Preference GPT-4.5 leads

GPT-4.5: 56.9 (#134), MiniMax-M2: 53.0 (#162)

BenchmarkGPT-4.5MiniMax-M2
LMArena Text14171340
LMArena Creative Writing13941286
LMArena Multi-Turn14441361
Short-Story Creative Writing75.6%—
EQ-Bench Creative Writing1258—
LiveBench Language61.5%—

Frequently asked questions

Is GPT-4.5 better than MiniMax-M2?

GPT-4.5 and MiniMax-M2 score almost the same on the Noometry Index (37.2 vs 37.4), so choose on price, context window or the category you care about most.

Is GPT-4.5 or MiniMax-M2 better for coding?

GPT-4.5 scores higher on coding benchmarks: 42.2 versus 39.3 in the Noometry coding category.

How many benchmarks do GPT-4.5 and MiniMax-M2 share?

14 benchmarks have published results for both models. GPT-4.5 has 42 scored results on Noometry and MiniMax-M2 has 21.

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