Noometry

Model comparison

Claude 3 Sonnet vs Kimi K2.7 Code

Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 29.0 on the Noometry Index.

Last verified . 4 shared benchmarks.

Claude 3 Sonnet Anthropic

29.0

Rank #319 Confirmed

Kimi K2.7 Code Moonshot AI

43.3

Rank #94 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Claude 3 Sonnet 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 10.7.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 3 Sonnet and 95.6% for Kimi K2.7 Code.
  • Kimi K2.7 Code has downloadable open weights; the other is API-only.

Side by side

Claude 3 SonnetKimi K2.7 Code
ProviderAnthropicMoonshot AI
Noometry Index29.043.3
Released2024-02-292026-06-12
WeightsProprietaryOpen
Context window—262K
Max output—262K
Input $ / M tokens—$0.95
Output $ / M tokens—$4
Results tracked3019

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Category by category

Coding Kimi K2.7 Code leads

Claude 3 Sonnet: 29.6 (#302), Kimi K2.7 Code: 42.9 (#95)

BenchmarkClaude 3 SonnetKimi K2.7 Code
WeirdML10.2%54.1%
DeepSWE—30.5%
FrontierCode—30.1%
LMArena WebDev—1473
SciCode—47.5%
BigCodeBench Instruct42.7%—
LMArena Coding1223—
BigCodeBench Complete53.8%—
ALE-Bench—886.23
HumanEval+64%—
MBPP+69.3%—

Agentic & Tool Use Not comparable

Claude 3 Sonnet: —, Kimi K2.7 Code: 24.0 (#122)

BenchmarkClaude 3 SonnetKimi K2.7 Code
APEX-Agents—37.6%
GBAEval—0.9%
Vending-Bench 2—5,083

Reasoning Kimi K2.7 Code leads

Claude 3 Sonnet: 20.5 (#237), Kimi K2.7 Code: 39.0 (#61)

BenchmarkClaude 3 SonnetKimi K2.7 Code
Epoch Capabilities Index120.7149.97
SimpleBench—57.9%
CritPt—10%
Chess Puzzles—21%
LMArena Hard Prompts1197—
DTBench53.6%—
Surface Evolver Bench—48.8%
WinoGrande75.1%—

Math Kimi K2.7 Code leads

Claude 3 Sonnet: 10.7 (#310), Kimi K2.7 Code: 52.9 (#48)

BenchmarkClaude 3 SonnetKimi K2.7 Code
OTIS Mock AIME 2024-20252.5%95.6%
FrontierMath (Tiers 1-3)—54%
FrontierMath Tier 4—12.2%
LMArena Math1213—
MATH Level 518.2%—

Knowledge Kimi K2.7 Code leads

Claude 3 Sonnet: 21.1 (#276), Kimi K2.7 Code: 53.5 (#57)

BenchmarkClaude 3 SonnetKimi K2.7 Code
GPQA Diamond40.6%87.9%
SimpleQA Verified—36.5%
LMArena Expert1173—
MMLU75.9%—

Multimodal Not comparable

Claude 3 Sonnet: 25.2 (#125), Kimi K2.7 Code: —

BenchmarkClaude 3 SonnetKimi K2.7 Code
LMArena Vision984—

Multilingual Not comparable

Claude 3 Sonnet: 37.8 (#234), Kimi K2.7 Code: —

BenchmarkClaude 3 SonnetKimi K2.7 Code
LMArena Non-English1205—
LMArena Chinese1189—
LMArena French1229—
LMArena German1204—
LMArena Japanese1131—
LMArena Korean1128—
LMArena Russian1227—
LMArena Spanish1204—

Instruction Following Not comparable

Claude 3 Sonnet: 62.8 (#235), Kimi K2.7 Code: —

BenchmarkClaude 3 SonnetKimi K2.7 Code
LMArena Instruction Following1199—

Long Context Not comparable

Claude 3 Sonnet: 36.7 (#228), Kimi K2.7 Code: —

BenchmarkClaude 3 SonnetKimi K2.7 Code
LMArena Longer Query1211—

Writing & Preference Not comparable

Claude 3 Sonnet: 42.1 (#238), Kimi K2.7 Code: —

BenchmarkClaude 3 SonnetKimi K2.7 Code
LMArena Text1218—
LMArena Creative Writing1186—
LMArena Multi-Turn1227—

Frequently asked questions

Is Claude 3 Sonnet better than Kimi K2.7 Code?

Kimi K2.7 Code is the stronger model overall, scoring 43.3 to 29.0 on the Noometry Index.

Is Claude 3 Sonnet or Kimi K2.7 Code better for coding?

Kimi K2.7 Code scores higher on coding benchmarks: 42.9 versus 29.6 in the Noometry coding category.

How many benchmarks do Claude 3 Sonnet and Kimi K2.7 Code share?

4 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Kimi K2.7 Code has 19.

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