Model comparison

Claude 3.5 Sonnet vs DeepSeek-R1

DeepSeek-R1 is the stronger model overall, scoring 42.0 to 34.4 on the Noometry Index.

Last verified . 42 shared benchmarks.

Claude 3.5 Sonnet Anthropic

34.4

Rank #225 Confirmed

DeepSeek-R1 DeepSeek

42.0

Rank #110 Confirmed

Summary

  • They share 42 benchmarks with published results for both. Claude 3.5 Sonnet scores higher in 2 categories and DeepSeek-R1 in 7 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where DeepSeek-R1 leads 42.0 to 18.0.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 8.5% for Claude 3.5 Sonnet and 66.4% for DeepSeek-R1.

Side by side

Claude 3.5 Sonnet and DeepSeek-R1 specifications
Claude 3.5 SonnetDeepSeek-R1
ProviderAnthropicDeepSeek
Noometry Index34.442.0
Released2024-06-202025-01-20
WeightsProprietaryProprietary
Context window—164K
Max output—64K
Input $ / M tokens—$0.50
Output $ / M tokens—$2.15
Results tracked6052

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Category by category

Coding DeepSeek-R1 leads

Claude 3.5 Sonnet: 39.5 (#145), DeepSeek-R1: 45.9 (#63)

Coding benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
Aider Polyglot51.6%71.4%
WeirdML40%41.6%
LiveBench Coding67.1%66.7%
LMArena Coding13431427
SciCode—35.7%
GSO4.6%—
BigCodeBench Instruct46.8%—
BigCodeBench Complete58.6%—
CadEval48%—
ALE-Bench—804.12
AlgoTune—1.7
HumanEval+81.7%—
MBPP+74.3%—

Agentic & Tool Use Claude 3.5 Sonnet leads

Claude 3.5 Sonnet: 32.1 (#61), DeepSeek-R1: 30.4 (#68)

Agentic & Tool Use benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
BALROG32.6%34.9%
METR Time Horizons45.2%53.8%
TheAgentCompany24%—
Cybench17.5%—
DeepResearch Bench—35.1%

Reasoning Claude 3.5 Sonnet leads

Claude 3.5 Sonnet: 22.5 (#176), DeepSeek-R1: 18.7 (#253)

Reasoning benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
SimpleBench41.4%40.8%
LiveBench Reasoning56.7%83.2%
LMArena Hard Prompts13051415
LiveBench Data Analysis55%69.8%
Epoch Capabilities Index133.55141.3
ForecastBench60.760
LiveBench59%71.6%
ARC-AGI-2—1.3%
Kagi LLM Benchmark—69.4%
ARC-AGI-1—21.2%
CritPt—1.1%
EnigmaEval0.9%—
DTBench67.8%—

Math DeepSeek-R1 leads

Claude 3.5 Sonnet: 18.0 (#282), DeepSeek-R1: 42.0 (#70)

Math benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
OTIS Mock AIME 2024-20258.5%66.4%
Omni-MATH27.6%42.4%
LiveBench Math52.3%80.7%
LMArena Math13061401
MATH Level 556.9%96.6%
FrontierMath (Feb 2025 set)2.1%—
FrontierMath Tier 4 (v1)0%—

Knowledge DeepSeek-R1 leads

Claude 3.5 Sonnet: 28.5 (#236), DeepSeek-R1: 44.3 (#81)

Knowledge benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
GPQA Diamond55.3%76.3%
MMLU-Pro77.7%79.3%
Confabulations19.9%12.7%
GPQA (HELM)56.5%66.6%
LMArena Expert12641394
Humanity's Last Exam4.1%—
Vectara Hallucination Rate—11.3%
MMLU87.3%—

Multimodal Not comparable

Claude 3.5 Sonnet: 26.0 (#115), DeepSeek-R1: —

Multimodal benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
LMArena Vision1125—
Video-MME60%—
GeoBench62%—
VPCT33%—

Multilingual DeepSeek-R1 leads

Claude 3.5 Sonnet: 43.4 (#180), DeepSeek-R1: 52.6 (#80)

Multilingual benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
LMArena Non-English12831412
LMArena Chinese12711443
LMArena French13041415
LMArena German12971405
LMArena Japanese12341394
LMArena Korean12001359
LMArena Russian13051423
LMArena Spanish12891410

Instruction Following DeepSeek-R1 leads

Claude 3.5 Sonnet: 69.0 (#177), DeepSeek-R1: 72.2 (#138)

Instruction Following benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
LiveBench Instruction Following69.3%80.5%
IFEval85.5%78.4%
LMArena Instruction Following12971382

Long Context DeepSeek-R1 leads

Claude 3.5 Sonnet: 39.9 (#162), DeepSeek-R1: 45.4 (#36)

Long Context benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
LMArena Longer Query13111391
Fiction.LiveBench—75%

Writing & Preference DeepSeek-R1 leads

Claude 3.5 Sonnet: 53.0 (#159), DeepSeek-R1: 61.5 (#84)

Writing & Preference benchmarks
BenchmarkClaude 3.5 SonnetDeepSeek-R1
LMArena Text12981428
LMArena Creative Writing12921406
Short-Story Creative Writing80.3%83%
EQ-Bench Creative Writing14511500
WildBench79.2%82.8%
LMArena Multi-Turn13261404
LiveBench Language53.8%48.5%

Frequently asked questions

Is Claude 3.5 Sonnet better than DeepSeek-R1?

DeepSeek-R1 is the stronger model overall, scoring 42.0 to 34.4 on the Noometry Index.

Is Claude 3.5 Sonnet or DeepSeek-R1 better for coding?

DeepSeek-R1 scores higher on coding benchmarks: 45.9 versus 39.5 in the Noometry coding category.

How many benchmarks do Claude 3.5 Sonnet and DeepSeek-R1 share?

42 benchmarks have published results for both models. Claude 3.5 Sonnet has 60 scored results on Noometry and DeepSeek-R1 has 52.

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