Noometry

Model comparison

Gemini 4 Argon vs Kimi K2.6

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 47.7 on the Noometry Index.

Last verified . 19 shared benchmarks.

Gemini 4 Argon Google

56.5

Rank #24 Confirmed

Kimi K2.6 Moonshot AI

47.7

Rank #60 Confirmed

Summary

  • They share 19 benchmarks with published results for both. Gemini 4 Argon scores higher in 9 categories and Kimi K2.6 in 1 category; 10 gaps are clear of the uncertainty.
  • The widest gap is in agentic & tool use, where Gemini 4 Argon leads 49.2 to 21.9.
  • The biggest single-benchmark swing is ProofBench: 99% for Gemini 4 Argon and 16% for Kimi K2.6.
  • Kimi K2.6 has downloadable open weights; the other is API-only.

Side by side

Gemini 4 ArgonKimi K2.6
ProviderGoogleMoonshot AI
Noometry Index56.547.7
Released2026-09-302026-04-20
WeightsProprietaryOpen
Context window—262K
Max output—262K
Input $ / M tokens—$0.95
Output $ / M tokens—$4
Results tracked2151

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Category by category

Coding Gemini 4 Argon leads

Gemini 4 Argon: 62.0 (#9), Kimi K2.6: 50.7 (#43)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena WebDev16781509
SciCode61.8%53.5%
LMArena Coding15501488
SWE-bench Verified—76.7%
FrontierSWE55%—
WeirdML—55.9%
ALE-Bench—1,093

Agentic & Tool Use Gemini 4 Argon leads

Gemini 4 Argon: 49.2 (#8), Kimi K2.6: 21.9 (#137)

BenchmarkGemini 4 ArgonKimi K2.6
Vending-Bench 213,7186,205
APEX-Agents82.2%—
OSWorld 2.0—4.6%
ExploitBench—18.4%
GBAEval—0.9%
GDP.pdf—12%

Reasoning Gemini 4 Argon leads

Gemini 4 Argon: 44.2 (#47), Kimi K2.6: 40.5 (#55)

BenchmarkGemini 4 ArgonKimi K2.6
CritPt27.1%8%
LMArena Hard Prompts15481470
NYT Connections (extended)—87.2%
Chess Puzzles—26%
EBR-Bench—2.4%
Mystery Game Puzzles—18%
DTBench—90.9%
LMCA—37.3%
Epoch Capabilities Index—151.05

Math Gemini 4 Argon leads

Gemini 4 Argon: 73.9 (#17), Kimi K2.6: 57.0 (#41)

BenchmarkGemini 4 ArgonKimi K2.6
ProofBench99%16%
LMArena Math15361475
FrontierMath (Tiers 1-3)—57.2%
FrontierMath Tier 4—25.6%
MathArena Final-Answer Competitions—72.9%
OTIS Mock AIME 2024-2025—96.1%
FrontierMath (Feb 2025 set)—39%
FrontierMath Tier 4 (v1)—14.6%

Knowledge Kimi K2.6 leads

Gemini 4 Argon: 43.9 (#89), Kimi K2.6: 54.0 (#54)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena Expert15531491
GPQA Diamond—90.8%
SimpleQA Verified—34.9%
Vectara Hallucination Rate—10.8%

Multimodal Gemini 4 Argon leads

Gemini 4 Argon: 46.5 (#14), Kimi K2.6: 31.6 (#103)

BenchmarkGemini 4 ArgonKimi K2.6
Blueprint-Bench 254.4%3.9%
LMArena Vision—1283
Furniture Assembly—21.7%
LMArena Document—1451

Multilingual Gemini 4 Argon leads

Gemini 4 Argon: 60.3 (#1), Kimi K2.6: 54.9 (#37)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena Non-English15231446
LMArena Chinese16101521
LMArena Russian15371446
LMArena Spanish14971464
LMArena French—1471
LMArena German—1450
LMArena Japanese—1443
LMArena Korean—1427

Instruction Following Gemini 4 Argon leads

Gemini 4 Argon: 80.1 (#2), Kimi K2.6: 76.3 (#43)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena Instruction Following15381451

Long Context Gemini 4 Argon leads

Gemini 4 Argon: 47.6 (#15), Kimi K2.6: 44.9 (#52)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena Longer Query15491468

Writing & Preference Gemini 4 Argon leads

Gemini 4 Argon: 71.4 (#19), Kimi K2.6: 68.5 (#26)

BenchmarkGemini 4 ArgonKimi K2.6
LMArena Text15341455
LMArena Creative Writing15311434
LMArena Multi-Turn15571453
EQ-Bench Creative Writing—1725
EQ-Bench 4—1202

Frequently asked questions

Is Gemini 4 Argon better than Kimi K2.6?

Gemini 4 Argon is the stronger model overall, scoring 56.5 to 47.7 on the Noometry Index.

Is Gemini 4 Argon or Kimi K2.6 better for coding?

Gemini 4 Argon scores higher on coding benchmarks: 62.0 versus 50.7 in the Noometry coding category.

How many benchmarks do Gemini 4 Argon and Kimi K2.6 share?

19 benchmarks have published results for both models. Gemini 4 Argon has 21 scored results on Noometry and Kimi K2.6 has 51.

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