Model comparison

Grok 3 vs MiniMax-M2.1

Grok 3 and MiniMax-M2.1 score almost the same on the Noometry Index (39.9 vs 38.9), so choose on price, context window or the category you care about most.

Last verified . 18 shared benchmarks.

Grok 3 xAI

39.9

Rank #157 Confirmed

MiniMax-M2.1 MiniMax

38.9

Rank #178 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Grok 3 scores higher in 5 categories and MiniMax-M2.1 in 4 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Grok 3 leads 46.2 to 38.3.
  • The biggest single-benchmark swing is Vectara Hallucination Rate: 5.8% for Grok 3 and 11.8% for MiniMax-M2.1.
  • MiniMax-M2.1 has downloadable open weights; the other is API-only.

Side by side

Grok 3 and MiniMax-M2.1 specifications
Grok 3MiniMax-M2.1
ProviderxAIMiniMax
Noometry Index39.938.9
Released2025-04-092025-12-23
WeightsProprietaryOpen
Context window—205K
Max output—131K
Input $ / M tokens—$0.30
Output $ / M tokens—$1.20
Results tracked4022

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Category by category

Coding Grok 3 leads

Grok 3: 41.9 (#115), MiniMax-M2.1: 40.4 (#143)

Coding benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Coding14321421
Aider Polyglot53.3%—
LMArena WebDev—1384
WeirdML37.2%—
ALE-Bench—623.83

Agentic & Tool Use Grok 3 leads

Grok 3: 30.5 (#76), MiniMax-M2.1: 27.9 (#98)

Agentic & Tool Use benchmarks
BenchmarkGrok 3MiniMax-M2.1
Terminal-Bench—36.6%
BALROG29.5%—

Reasoning MiniMax-M2.1 leads

Grok 3: 13.7 (#333), MiniMax-M2.1: 16.6 (#302)

Reasoning benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Hard Prompts14341411
ARC-AGI-20%—
SimpleBench36.1%—
Kagi LLM Benchmark61.3%—
NYT Connections (extended)—11.2%
ARC-AGI-15.5%—
Epoch Capabilities Index138.33—

Math Too close to call

Grok 3: 38.0 (#145), MiniMax-M2.1: 38.3 (#138)

Math benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Math13911397
OTIS Mock AIME 2024-202555.6%—
Omni-MATH46.4%—
MATH Level 588.7%—
FrontierMath (Feb 2025 set)3.8%—
FrontierMath Tier 4 (v1)0%—

Knowledge Grok 3 leads

Grok 3: 46.2 (#82), MiniMax-M2.1: 38.3 (#147)

Knowledge benchmarks
BenchmarkGrok 3MiniMax-M2.1
Vectara Hallucination Rate5.8%11.8%
LMArena Expert14211431
GPQA Diamond75.8%—
MMLU-Pro78.8%—
Confabulations14.2%—
GPQA (HELM)65%—

Multilingual Grok 3 leads

Grok 3: 52.3 (#87), MiniMax-M2.1: 50.0 (#128)

Multilingual benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Non-English14101378
LMArena Chinese14481430
LMArena French14601404
LMArena German14311381
LMArena Japanese13871287
LMArena Korean13731298
LMArena Russian14161387
LMArena Spanish14171397

Instruction Following Grok 3 leads

Grok 3: 75.0 (#73), MiniMax-M2.1: 73.8 (#112)

Instruction Following benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Instruction Following14091400
IFEval88.4%—

Long Context MiniMax-M2.1 leads

Grok 3: 38.7 (#192), MiniMax-M2.1: 43.2 (#101)

Long Context benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Longer Query14391416
Fiction.LiveBench58.3%—

Writing & Preference MiniMax-M2.1 leads

Grok 3: 55.8 (#141), MiniMax-M2.1: 58.3 (#120)

Writing & Preference benchmarks
BenchmarkGrok 3MiniMax-M2.1
LMArena Text14261392
LMArena Creative Writing14141361
LMArena Multi-Turn14251396
Short-Story Creative Writing76.4%—
EQ-Bench Creative Writing1186—
WildBench84.9%—

Frequently asked questions

Is Grok 3 better than MiniMax-M2.1?

Grok 3 and MiniMax-M2.1 score almost the same on the Noometry Index (39.9 vs 38.9), so choose on price, context window or the category you care about most.

Is Grok 3 or MiniMax-M2.1 better for coding?

Grok 3 scores higher on coding benchmarks: 41.9 versus 40.4 in the Noometry coding category.

How many benchmarks do Grok 3 and MiniMax-M2.1 share?

18 benchmarks have published results for both models. Grok 3 has 40 scored results on Noometry and MiniMax-M2.1 has 22.

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