Model comparison

Inkling-Small vs Kimi K3

Kimi K3 is the stronger model overall, scoring 59.5 to 46.5 on the Noometry Index. Inkling-Small costs 9.4× less per token, which makes it the better buy when Kimi K3's lead doesn't matter for your workload.

Last verified . 32 shared benchmarks.

Inkling-Small Thinking Machines Lab

46.5

Rank #57 Confirmed

Kimi K3 Moonshot AI

59.5

Rank #12 Confirmed

Summary

  • They share 32 benchmarks with published results for both. Inkling-Small scores higher in 0 categories and Kimi K3 in 9 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Kimi K3 leads 74.0 to 44.9.
  • The biggest single-benchmark swing is ProofBench: 6% for Inkling-Small and 87% for Kimi K3.
  • Inkling-Small is cheaper at $0.45 / $1.20 per million input/output tokens, against $3 / $15 for Kimi K3.
  • Kimi K3 accepts more context: 1.05M tokens versus 524K.

Side by side

Inkling-Small and Kimi K3 specifications
Inkling-SmallKimi K3
ProviderThinking Machines LabMoonshot AI
Noometry Index46.559.5
Released2026-07-152026-07-16
WeightsOpenOpen
Context window524K1.05M
Max output1.05M1.05M
Input $ / M tokens$0.45$3
Output $ / M tokens$1.20$15
Results tracked3353

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Category by category

Coding Kimi K3 leads

Inkling-Small: 43.3 (#80), Kimi K3: 60.6 (#8)

Coding benchmarks
BenchmarkInkling-SmallKimi K3
LMArena WebDev14081659
SciCode48.7%59.5%
LMArena Coding14511509
DeepSWE—68.5%
FrontierCode—44.2%
FrontierSWE—25.9%
WeirdML—82.6%
ALE-Bench—1,524

Agentic & Tool Use Not comparable

Inkling-Small: —, Kimi K3: 41.8 (#19)

Agentic & Tool Use benchmarks
BenchmarkInkling-SmallKimi K3
APEX-Agents—50.6%
τ²-bench Banking—37.1%
PostTrainBench—32%
GBAEval—48.3%
GDP.pdf—19%
Vending-Bench 2—5,165

Reasoning Kimi K3 leads

Inkling-Small: 39.0 (#53), Kimi K3: 63.0 (#15)

Reasoning benchmarks
BenchmarkInkling-SmallKimi K3
ARC-AGI-240.1%60.4%
ARC-AGI-184%94.5%
CritPt8.3%23.4%
Chess Puzzles18%39%
LMArena Hard Prompts14241495
Mystery Game Puzzles6%26%
Epoch Capabilities Index150.13157.68
SimpleBench—60.7%
NYT Connections (extended)—93.6%
DTBench—91.2%
LMCA—52.7%
Surface Evolver Bench—95%
ForecastBench—61.1

Math Kimi K3 leads

Inkling-Small: 44.9 (#65), Kimi K3: 74.0 (#13)

Math benchmarks
BenchmarkInkling-SmallKimi K3
FrontierMath (Tiers 1-3)46.3%72.2%
FrontierMath Tier 417.1%39%
OTIS Mock AIME 2024-202590%97.2%
ProofBench6%87%
LMArena Math14531493
MathArena Final-Answer Competitions—87.8%

Knowledge Kimi K3 leads

Inkling-Small: 48.3 (#71), Kimi K3: 63.2 (#19)

Knowledge benchmarks
BenchmarkInkling-SmallKimi K3
GPQA Diamond88.5%93.1%
SimpleQA Verified19.1%50.6%
LMArena Expert14421520

Multimodal Too close to call

Inkling-Small: 38.4 (#59), Kimi K3: 38.4 (#58)

Multimodal benchmarks
BenchmarkInkling-SmallKimi K3
LMArena Vision1235—
Blueprint-Bench 2—29.5%
Furniture Assembly—34.2%

Multilingual Kimi K3 leads

Inkling-Small: 51.7 (#102), Kimi K3: 56.5 (#20)

Multilingual benchmarks
BenchmarkInkling-SmallKimi K3
LMArena Non-English14001466
LMArena Chinese14581528
LMArena French14381488
LMArena German14121474
LMArena Japanese13991492
LMArena Korean13551465
LMArena Russian13921481
LMArena Spanish14261478

Instruction Following Kimi K3 leads

Inkling-Small: 73.9 (#112), Kimi K3: 77.8 (#13)

Instruction Following benchmarks
BenchmarkInkling-SmallKimi K3
LMArena Instruction Following13971481

Long Context Kimi K3 leads

Inkling-Small: 42.7 (#113), Kimi K3: 45.8 (#27)

Long Context benchmarks
BenchmarkInkling-SmallKimi K3
LMArena Longer Query14011494

Writing & Preference Kimi K3 leads

Inkling-Small: 59.8 (#102), Kimi K3: 76.7 (#4)

Writing & Preference benchmarks
BenchmarkInkling-SmallKimi K3
LMArena Text14131476
LMArena Creative Writing13301452
EQ-Bench Creative Writing14912082
LMArena Multi-Turn14201488
EQ-Bench 4—1339

Frequently asked questions

Is Inkling-Small better than Kimi K3?

Kimi K3 is the stronger model overall, scoring 59.5 to 46.5 on the Noometry Index. Inkling-Small costs 9.4× less per token, which makes it the better buy when Kimi K3's lead doesn't matter for your workload.

Which is cheaper, Inkling-Small or Kimi K3?

Inkling-Small is cheaper. It lists at $0.45 per million input tokens and $1.20 per million output tokens; Kimi K3 lists at $3 and $15.

Is Inkling-Small or Kimi K3 better for coding?

Kimi K3 scores higher on coding benchmarks: 60.6 versus 43.3 in the Noometry coding category.

Which has the bigger context window?

Kimi K3 does, with 1.05M tokens against 524K.

How many benchmarks do Inkling-Small and Kimi K3 share?

32 benchmarks have published results for both models. Inkling-Small has 33 scored results on Noometry and Kimi K3 has 53.

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