Model comparison

MiniMax-M2.1 vs o1

o1 is the stronger model overall, scoring 40.9 to 38.9 on the Noometry Index. MiniMax-M2.1 costs 50× less per token, which makes it the better buy when o1's lead doesn't matter for your workload.

Last verified . 17 shared benchmarks.

MiniMax-M2.1 MiniMax

38.9

Rank #178 Confirmed

o1 OpenAI

40.9

Rank #143 Confirmed

Summary

  • They share 17 benchmarks with published results for both. MiniMax-M2.1 scores higher in 4 categories and o1 in 5 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where o1 leads 27.9 to 16.6.
  • MiniMax-M2.1 is cheaper at $0.30 / $1.20 per million input/output tokens, against $15 / $60 for o1.
  • MiniMax-M2.1 accepts more context: 205K tokens versus 200K.
  • MiniMax-M2.1 has downloadable open weights; the other is API-only.

Side by side

MiniMax-M2.1 and o1 specifications
MiniMax-M2.1o1
ProviderMiniMaxOpenAI
Noometry Index38.940.9
Released2025-12-232024-09-12
WeightsOpenProprietary
Context window205K200K
Max output131K100K
Input $ / M tokens$0.30$15
Output $ / M tokens$1.20$60
Results tracked2252

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Category by category

Coding o1 leads

MiniMax-M2.1: 40.4 (#143), o1: 46.1 (#70)

Coding benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Coding14211367
Aider Polyglot—61.7%
LMArena WebDev1384—
WeirdML—47.6%
LiveBench Coding—69.7%
CadEval—56%
ALE-Bench623.83—
HumanEval+—89%
MBPP+—80.2%

Agentic & Tool Use MiniMax-M2.1 leads

MiniMax-M2.1: 27.9 (#98), o1: 24.6 (#117)

Agentic & Tool Use benchmarks
BenchmarkMiniMax-M2.1o1
Terminal-Bench36.6%—
Cybench—10%
METR Time Horizons—51.1%

Reasoning o1 leads

MiniMax-M2.1: 16.6 (#302), o1: 27.9 (#111)

Reasoning benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Hard Prompts14111371
SimpleBench—41.7%
NYT Connections (extended)11.2%—
ARC-AGI-1—30.7%
Chess Puzzles—15%
EnigmaEval—5.7%
LiveBench Reasoning—91.6%
DTBench—74.7%
LiveBench Data Analysis—65.5%
LMCA—22.3%
Epoch Capabilities Index—141.91
LiveBench—75.7%

Math MiniMax-M2.1 leads

MiniMax-M2.1: 38.3 (#138), o1: 36.1 (#175)

Math benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Math13971388
FrontierMath (Tiers 1-3)—14.7%
OTIS Mock AIME 2024-2025—73.3%
LiveBench Math—80.3%
MATH Level 5—94.7%
FrontierMath (Feb 2025 set)—9.3%

Knowledge o1 leads

MiniMax-M2.1: 38.3 (#147), o1: 41.5 (#110)

Knowledge benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Expert14311361
GPQA Diamond—76.8%
Humanity's Last Exam—8%
SimpleQA Verified—41.1%
Confabulations—11.7%
Vectara Hallucination Rate11.8%—

Multimodal Not comparable

MiniMax-M2.1: —, o1: 34.2 (#93)

Multimodal benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Vision—1168
GeoBench—80%
VPCT—37%
SpatialViz-Bench—41.4%

Multilingual MiniMax-M2.1 leads

MiniMax-M2.1: 50.0 (#128), o1: 48.6 (#142)

Multilingual benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Non-English13781358
LMArena Chinese14301394
LMArena French14041344
LMArena German13811337
LMArena Japanese12871346
LMArena Korean12981396
LMArena Russian13871356
LMArena Spanish13971345

Instruction Following Too close to call

MiniMax-M2.1: 73.8 (#112), o1: 74.8 (#86)

Instruction Following benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Instruction Following14001367
LiveBench Instruction Following—81.5%

Long Context o1 leads

MiniMax-M2.1: 43.2 (#101), o1: 50.3 (#9)

Long Context benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Longer Query14161378
Fiction.LiveBench—83.3%

Writing & Preference MiniMax-M2.1 leads

MiniMax-M2.1: 58.3 (#120), o1: 55.6 (#144)

Writing & Preference benchmarks
BenchmarkMiniMax-M2.1o1
LMArena Text13921366
LMArena Creative Writing13611348
LMArena Multi-Turn13961369
Short-Story Creative Writing—70.2%
LiveBench Language—65.4%

Frequently asked questions

Is MiniMax-M2.1 better than o1?

o1 is the stronger model overall, scoring 40.9 to 38.9 on the Noometry Index. MiniMax-M2.1 costs 50× less per token, which makes it the better buy when o1's lead doesn't matter for your workload.

Which is cheaper, MiniMax-M2.1 or o1?

MiniMax-M2.1 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; o1 lists at $15 and $60.

Is MiniMax-M2.1 or o1 better for coding?

o1 scores higher on coding benchmarks: 46.1 versus 40.4 in the Noometry coding category.

Which has the bigger context window?

MiniMax-M2.1 does, with 205K tokens against 200K.

How many benchmarks do MiniMax-M2.1 and o1 share?

17 benchmarks have published results for both models. MiniMax-M2.1 has 22 scored results on Noometry and o1 has 52.

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