Model comparison

Claude 3.5 Haiku vs Claude 3.7 Sonnet

Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 29.2 on the Noometry Index.

Last verified . 41 shared benchmarks.

Claude 3.5 Haiku Anthropic

29.2

Rank #315 Confirmed

Claude 3.7 Sonnet Anthropic

39.5

Rank #164 Confirmed

Summary

  • They share 41 benchmarks with published results for both. Claude 3.5 Haiku scores higher in 0 categories and Claude 3.7 Sonnet in 10 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude 3.7 Sonnet leads 37.5 to 14.7.
  • The biggest single-benchmark swing is LiveBench Reasoning: 28.1% for Claude 3.5 Haiku and 87.8% for Claude 3.7 Sonnet.

Side by side

Claude 3.5 Haiku and Claude 3.7 Sonnet specifications
Claude 3.5 HaikuClaude 3.7 Sonnet
ProviderAnthropicAnthropic
Noometry Index29.239.5
Released2024-10-222025-02-24
WeightsProprietaryProprietary
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked4958

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Category by category

Coding Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 32.9 (#265), Claude 3.7 Sonnet: 40.6 (#136)

Coding benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
Aider Polyglot28%64.9%
LiveBench Coding51.4%74.5%
LMArena Coding12861361
CadEval32%54%
SWE-bench Verified—61%
SWE-bench Verified (bash only)—52.8%
SciCode27.4%—
GSO—3.8%
WeirdML30.7%—
BigCodeBench Instruct46.1%—
BigCodeBench Complete59%—

Agentic & Tool Use Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 28.0 (#95), Claude 3.7 Sonnet: 34.1 (#50)

Agentic & Tool Use benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
TheAgentCompany—30.9%
Cybench—20%
DeepResearch Bench—43.6%
OSWorld—35.8%
BALROG19.3%—
METR Time Horizons—60%

Reasoning Too close to call

Claude 3.5 Haiku: 17.7 (#290), Claude 3.7 Sonnet: 18.6 (#277)

Reasoning benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LiveBench Reasoning28.1%87.8%
LMArena Hard Prompts12511333
LiveBench Data Analysis48.5%74%
Epoch Capabilities Index127.15141.16
LiveBench43.5%76.1%
ARC-AGI-2—0.9%
SimpleBench—46.4%
ARC-AGI-1—28.6%
CritPt0%—
EnigmaEval—4.2%
DTBench56.7%—
ForecastBench—61.8

Math Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 14.7 (#300), Claude 3.7 Sonnet: 37.5 (#153)

Math benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
OTIS Mock AIME 2024-20254.3%57.8%
Omni-MATH22.4%33%
LiveBench Math35.5%79%
LMArena Math12441337
MATH Level 546.4%91.2%
FrontierMath (Feb 2025 set)0.3%4.1%

Knowledge Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 18.7 (#281), Claude 3.7 Sonnet: 39.8 (#130)

Knowledge benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
GPQA Diamond38.1%79.7%
MMLU-Pro60.5%78.4%
Confabulations36.7%14.7%
GPQA (HELM)36.3%60.8%
LMArena Expert12081321
Humanity's Last Exam—8%
MMLU74.3%—

Multimodal Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 26.8 (#117), Claude 3.7 Sonnet: 33.7 (#95)

Multimodal benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LMArena Vision10921169
GeoBench34%68%
VPCT—39%
SpatialViz-Bench—33.9%

Multilingual Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 40.0 (#218), Claude 3.7 Sonnet: 44.1 (#179)

Multilingual benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LMArena Non-English12381296
LMArena Chinese12291299
LMArena French12641303
LMArena German12371301
LMArena Japanese11751267
LMArena Korean11731249
LMArena Russian12531311
LMArena Spanish12611298

Instruction Following Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 62.9 (#234), Claude 3.7 Sonnet: 72.9 (#125)

Instruction Following benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LiveBench Instruction Following61.9%81.3%
IFEval79.2%83.4%
LMArena Instruction Following12411352

Long Context Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 38.3 (#200), Claude 3.7 Sonnet: 50.3 (#10)

Long Context benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LMArena Longer Query12611373
Fiction.LiveBench—83.3%

Writing & Preference Claude 3.7 Sonnet leads

Claude 3.5 Haiku: 42.7 (#234), Claude 3.7 Sonnet: 54.4 (#150)

Writing & Preference benchmarks
BenchmarkClaude 3.5 HaikuClaude 3.7 Sonnet
LMArena Text12551314
LMArena Creative Writing12331332
Short-Story Creative Writing73.5%81.1%
EQ-Bench Creative Writing11461412
WildBench76%81.4%
LMArena Multi-Turn12651339
LiveBench Language35.4%59.9%

Frequently asked questions

Is Claude 3.5 Haiku better than Claude 3.7 Sonnet?

Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 29.2 on the Noometry Index.

Is Claude 3.5 Haiku or Claude 3.7 Sonnet better for coding?

Claude 3.7 Sonnet scores higher on coding benchmarks: 40.6 versus 32.9 in the Noometry coding category.

How many benchmarks do Claude 3.5 Haiku and Claude 3.7 Sonnet share?

41 benchmarks have published results for both models. Claude 3.5 Haiku has 49 scored results on Noometry and Claude 3.7 Sonnet has 58.

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