Noometry

Model comparison

Grok-2 (Dec 2024) vs Kimi K2.7 Code

Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 33.7 on the Noometry Index.

Last verified . 5 shared benchmarks.

Grok-2 (Dec 2024) xAI

33.7

Rank #239 Confirmed

Kimi K2.7 Code Moonshot AI

43.3

Rank #94 Confirmed

Summary

  • They share 5 benchmarks with published results for both. Grok-2 (Dec 2024) scores higher in 0 categories and Kimi K2.7 Code in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in math, where Kimi K2.7 Code leads 52.9 to 20.8.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 11.5% for Grok-2 (Dec 2024) and 95.6% for Kimi K2.7 Code.
  • Kimi K2.7 Code has downloadable open weights; the other is API-only.

Side by side

Grok-2 (Dec 2024)Kimi K2.7 Code
ProviderxAIMoonshot AI
Noometry Index33.743.3
Released2024-08-132026-06-12
WeightsProprietaryOpen
Context window—262K
Max output—262K
Input $ / M tokens—$0.95
Output $ / M tokens—$4
Results tracked3419

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Category by category

Coding Kimi K2.7 Code leads

Grok-2 (Dec 2024): 33.3 (#258), Kimi K2.7 Code: 42.9 (#95)

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
WeirdML22.2%54.1%
DeepSWE—30.5%
FrontierCode—30.1%
LMArena WebDev—1473
SciCode—47.5%
LiveBench Coding46.4%—
LMArena Coding1287—
ALE-Bench—886.23

Agentic & Tool Use Not comparable

Grok-2 (Dec 2024): —, Kimi K2.7 Code: 24.0 (#122)

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
APEX-Agents—37.6%
GBAEval—0.9%
Vending-Bench 2—5,083

Reasoning Kimi K2.7 Code leads

Grok-2 (Dec 2024): 16.9 (#299), Kimi K2.7 Code: 39.0 (#61)

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
SimpleBench22.7%57.9%
Epoch Capabilities Index130.48149.97
CritPt—10%
Chess Puzzles—21%
LiveBench Reasoning54.8%—
LMArena Hard Prompts1272—
DTBench65.2%—
LiveBench Data Analysis54.5%—
Surface Evolver Bench—48.8%
LiveBench54.3%—

Math Kimi K2.7 Code leads

Grok-2 (Dec 2024): 20.8 (#284), Kimi K2.7 Code: 52.9 (#48)

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
OTIS Mock AIME 2024-202511.5%95.6%
FrontierMath (Tiers 1-3)—54%
FrontierMath Tier 4—12.2%
LiveBench Math54.9%—
LMArena Math1283—
MATH Level 563.5%—
FrontierMath (Feb 2025 set)0.7%—

Knowledge Kimi K2.7 Code leads

Grok-2 (Dec 2024): 29.8 (#233), Kimi K2.7 Code: 53.5 (#57)

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
GPQA Diamond53.8%87.9%
SimpleQA Verified—36.5%
Confabulations20.1%—
LMArena Expert1254—

Multilingual Not comparable

Grok-2 (Dec 2024): 43.1 (#188), Kimi K2.7 Code: —

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
LMArena Non-English1282—
LMArena Chinese1289—
LMArena French1318—
LMArena German1287—
LMArena Japanese1244—
LMArena Korean1237—
LMArena Russian1286—
LMArena Spanish1281—

Instruction Following Not comparable

Grok-2 (Dec 2024): 66.9 (#202), Kimi K2.7 Code: —

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
LiveBench Instruction Following69.6%—
LMArena Instruction Following1270—

Long Context Not comparable

Grok-2 (Dec 2024): 38.8 (#190), Kimi K2.7 Code: —

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
LMArena Longer Query1276—

Writing & Preference Not comparable

Grok-2 (Dec 2024): 48.6 (#198), Kimi K2.7 Code: —

BenchmarkGrok-2 (Dec 2024)Kimi K2.7 Code
LMArena Text1305—
LMArena Creative Writing1284—
Short-Story Creative Writing63.6%—
LMArena Multi-Turn1290—
LiveBench Language45.6%—

Frequently asked questions

Is Grok-2 (Dec 2024) better than Kimi K2.7 Code?

Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 33.7 on the Noometry Index.

Is Grok-2 (Dec 2024) or Kimi K2.7 Code better for coding?

Kimi K2.7 Code scores higher on coding benchmarks: 42.9 versus 33.3 in the Noometry coding category.

How many benchmarks do Grok-2 (Dec 2024) and Kimi K2.7 Code share?

5 benchmarks have published results for both models. Grok-2 (Dec 2024) has 34 scored results on Noometry and Kimi K2.7 Code has 19.

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