Noometry

Model comparison

Gemini 3.7 Flash vs Kimi K3

Gemini 3.7 Flash and Kimi K3 score almost the same on the Noometry Index (59.8 vs 59.5), so choose on price, context window or the category you care about most.

Last verified . 42 shared benchmarks.

Gemini 3.7 Flash Google

59.8

Rank #14 Confirmed

Kimi K3 Moonshot AI

59.5

Rank #15 Confirmed

Summary

  • They share 42 benchmarks with published results for both. Gemini 3.7 Flash scores higher in 4 categories and Kimi K3 in 6 categories; 6 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3.7 Flash leads 70.0 to 63.0.
  • The biggest single-benchmark swing is ProofBench: 58% for Gemini 3.7 Flash and 87% for Kimi K3.
  • Gemini 3.7 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $3 / $15 for Kimi K3.
  • Kimi K3 has downloadable open weights; the other is API-only.

Side by side

Gemini 3.7 FlashKimi K3
ProviderGoogleMoonshot AI
Noometry Index59.859.5
Released2026-08-132026-07-16
WeightsProprietaryOpen
Context window1.05M1.05M
Max output66K1.05M
Input $ / M tokens$0.75$3
Output $ / M tokens$3.75$15
Results tracked4453

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Category by category

Coding Kimi K3 leads

Gemini 3.7 Flash: 56.2 (#22), Kimi K3: 61.0 (#10)

BenchmarkGemini 3.7 FlashKimi K3
DeepSWE65.5%68.5%
FrontierCode43.6%44.2%
LMArena WebDev15921654
FrontierSWE20.3%25.9%
SciCode59.8%59.5%
LMArena Coding14971508
ALE-Bench904.31,524
WeirdML—82.6%

Agentic & Tool Use Too close to call

Gemini 3.7 Flash: 42.1 (#19), Kimi K3: 41.8 (#20)

BenchmarkGemini 3.7 FlashKimi K3
APEX-Agents67.8%50.6%
GDP.pdf23.8%19%
Remote Labor Index5%—
τ²-bench Banking—37.1%
PostTrainBench—32%
GBAEval—48.3%
Vending-Bench 2—5,165

Reasoning Gemini 3.7 Flash leads

Gemini 3.7 Flash: 70.0 (#15), Kimi K3: 63.0 (#17)

BenchmarkGemini 3.7 FlashKimi K3
ARC-AGI-284.6%60.4%
NYT Connections (extended)94%93.6%
ARC-AGI-195.5%94.5%
CritPt14.3%23.4%
Chess Puzzles47%39%
LMArena Hard Prompts14941496
Mystery Game Puzzles37%26%
DTBench96.8%91.2%
LMCA50.4%52.7%
Epoch Capabilities Index157.27157.45
SimpleBench—60.7%
Surface Evolver Bench—95%
ForecastBench—61.1

Math Kimi K3 leads

Gemini 3.7 Flash: 69.6 (#23), Kimi K3: 74.2 (#16)

BenchmarkGemini 3.7 FlashKimi K3
FrontierMath (Tiers 1-3)71.6%72.2%
FrontierMath Tier 436.6%39%
OTIS Mock AIME 2024-202597.2%97.2%
ProofBench58%87%
LMArena Math15071491
MathArena Final-Answer Competitions—87.8%

Knowledge Gemini 3.7 Flash leads

Gemini 3.7 Flash: 69.7 (#5), Kimi K3: 63.2 (#21)

BenchmarkGemini 3.7 FlashKimi K3
GPQA Diamond94.8%93.1%
SimpleQA Verified69.2%50.6%
LMArena Expert15081521

Multimodal Too close to call

Gemini 3.7 Flash: 37.3 (#73), Kimi K3: 37.8 (#70)

BenchmarkGemini 3.7 FlashKimi K3
Furniture Assembly26.7%34.2%
LMArena Vision1316—
Blueprint-Bench 2—29.5%

Multilingual Gemini 3.7 Flash leads

Gemini 3.7 Flash: 57.6 (#7), Kimi K3: 56.3 (#21)

BenchmarkGemini 3.7 FlashKimi K3
LMArena Non-English14841466
LMArena Chinese15481529
LMArena French15051491
LMArena German14981488
LMArena Japanese15121487
LMArena Korean14831458
LMArena Russian15161482
LMArena Spanish15031472

Instruction Following Too close to call

Gemini 3.7 Flash: 77.7 (#15), Kimi K3: 77.7 (#14)

BenchmarkGemini 3.7 FlashKimi K3
LMArena Instruction Following14831483

Long Context Too close to call

Gemini 3.7 Flash: 45.7 (#30), Kimi K3: 45.8 (#29)

BenchmarkGemini 3.7 FlashKimi K3
LMArena Longer Query14921494

Writing & Preference Kimi K3 leads

Gemini 3.7 Flash: 71.2 (#20), Kimi K3: 76.6 (#4)

BenchmarkGemini 3.7 FlashKimi K3
LMArena Text14861476
LMArena Creative Writing14901454
EQ-Bench Creative Writing17232082
LMArena Multi-Turn14891488
EQ-Bench 4—1339

Frequently asked questions

Is Gemini 3.7 Flash better than Kimi K3?

Gemini 3.7 Flash and Kimi K3 score almost the same on the Noometry Index (59.8 vs 59.5), so choose on price, context window or the category you care about most.

Which is cheaper, Gemini 3.7 Flash or Kimi K3?

Gemini 3.7 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; Kimi K3 lists at $3 and $15.

Is Gemini 3.7 Flash or Kimi K3 better for coding?

Kimi K3 scores higher on coding benchmarks: 61.0 versus 56.2 in the Noometry coding category.

Which has the bigger context window?

Both accept 1.05M tokens.

How many benchmarks do Gemini 3.7 Flash and Kimi K3 share?

42 benchmarks have published results for both models. Gemini 3.7 Flash has 44 scored results on Noometry and Kimi K3 has 53.

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