Noometry

Model comparison

Amazon Nova Pro vs Claude Opus 4.6

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 31.0 on the Noometry Index. Amazon Nova Pro costs 7.1× less per token, which makes it the better buy when Claude Opus 4.6's lead doesn't matter for your workload.

Last verified . 21 shared benchmarks.

Amazon Nova Pro Amazon

31.0

Rank #281 Confirmed

Claude Opus 4.6 Anthropic

58.2

Rank #20 Confirmed

Summary

  • They share 21 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and Claude Opus 4.6 in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Opus 4.6 leads 57.8 to 20.0.
  • The biggest single-benchmark swing is Humanity's Last Exam: 4.4% for Amazon Nova Pro and 34.4% for Claude Opus 4.6.
  • Amazon Nova Pro is cheaper at $0.80 / $3.20 per million input/output tokens, against $5 / $25 for Claude Opus 4.6.
  • Claude Opus 4.6 accepts more context: 1M tokens versus 300K.

Side by side

Amazon Nova ProClaude Opus 4.6
ProviderAmazonAnthropic
Noometry Index31.058.2
Released2024-12-032026-02-04
WeightsProprietaryProprietary
Context window300K1M
Max output10K128K
Input $ / M tokens$0.80$5
Output $ / M tokens$3.20$25
Results tracked3868

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Category by category

Coding Claude Opus 4.6 leads

Amazon Nova Pro: 35.1 (#229), Claude Opus 4.6: 57.2 (#20)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Coding12701536
SWE-bench Verified—78.7%
FrontierCode—26.6%
SWE-bench Verified (bash only)—75.6%
LMArena WebDev—1547
SWE-bench Multilingual—72%
GSO—41.2%
WeirdML—78%
LiveBench Coding38.1%—
ALE-Bench—996.5
AlgoTune—1.47

Agentic & Tool Use Claude Opus 4.6 leads

Amazon Nova Pro: 16.7 (#147), Claude Opus 4.6: 51.1 (#4)

BenchmarkAmazon Nova ProClaude Opus 4.6
Terminal-Bench—79.8%
APEX-Agents—46.3%
Berkeley Function Calling Leaderboard25%—
Remote Labor Index—4.2%
TheAgentCompany1.7%—
τ²-bench Banking—27.3%
Cybench—93%
DeepResearch Bench—55.3%
GBAEval—44.1%
LMArena Search—1253
METR Time Horizons—78.9%
Vending-Bench 2—8,018

Reasoning Claude Opus 4.6 leads

Amazon Nova Pro: 20.0 (#243), Claude Opus 4.6: 57.8 (#23)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Hard Prompts12461527
Epoch Capabilities Index123.8155.24
ARC-AGI-2—69.2%
SimpleBench—67.6%
Kagi LLM Benchmark—83.6%
NYT Connections (extended)—92.1%
ARC-AGI-1—94%
Chess Puzzles—17%
EnigmaEval—7.6%
Thematic Generalization—80.6%
EBR-Bench—12.7%
LiveBench Reasoning32.6%—
Mystery Game Puzzles—25%
DTBench—91.2%
LiveBench Data Analysis48.3%—
LMCA—55.8%
ForecastBench—60
LiveBench43.5%—

Math Claude Opus 4.6 leads

Amazon Nova Pro: 28.5 (#243), Claude Opus 4.6: 63.0 (#31)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Math12521519
FrontierMath (Tiers 1-3)—66%
FrontierMath Tier 4—26.8%
MathArena Final-Answer Competitions—78.5%
OTIS Mock AIME 2024-2025—94.4%
ProofBench—50%
Omni-MATH24.2%—
LiveBench Math38%—
FrontierMath (Feb 2025 set)—40.7%
FrontierMath Tier 4 (v1)—22.9%

Knowledge Claude Opus 4.6 leads

Amazon Nova Pro: 27.4 (#250), Claude Opus 4.6: 61.9 (#26)

BenchmarkAmazon Nova ProClaude Opus 4.6
Humanity's Last Exam4.4%34.4%
Vectara Hallucination Rate5.1%12.2%
LMArena Expert12111546
GPQA Diamond—90.5%
SimpleQA Verified—47%
MMLU-Pro67.3%—
Confabulations30.1%—
GPQA (HELM)44.6%—
MMLU82%—

Multimodal Claude Opus 4.6 leads

Amazon Nova Pro: 25.0 (#126), Claude Opus 4.6: 37.3 (#74)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Vision9801316
Furniture Assembly—28.3%
LMArena Document—1507

Multilingual Claude Opus 4.6 leads

Amazon Nova Pro: 39.7 (#223), Claude Opus 4.6: 57.9 (#6)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Non-English12341489
LMArena Chinese12441551
LMArena French12711513
LMArena German12431502
LMArena Japanese12001484
LMArena Korean12031464
LMArena Russian12401497
LMArena Spanish11821510

Instruction Following Claude Opus 4.6 leads

Amazon Nova Pro: 64.9 (#226), Claude Opus 4.6: 79.5 (#4)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Instruction Following12351523
LiveBench Instruction Following67.1%—
IFEval81.5%—

Long Context Claude Opus 4.6 leads

Amazon Nova Pro: 38.1 (#205), Claude Opus 4.6: 48.1 (#13)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Longer Query12551520
CL-bench—20.7%
CL-bench Life—17%

Writing & Preference Claude Opus 4.6 leads

Amazon Nova Pro: 43.9 (#226), Claude Opus 4.6: 73.5 (#10)

BenchmarkAmazon Nova ProClaude Opus 4.6
LMArena Text12591503
LMArena Creative Writing12121505
LMArena Multi-Turn12461513
Short-Story Creative Writing60.5%—
EQ-Bench Creative Writing—1809
WildBench77.7%—
EQ-Bench 4—1223
LiveBench Language37%—

Frequently asked questions

Is Amazon Nova Pro better than Claude Opus 4.6?

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 31.0 on the Noometry Index. Amazon Nova Pro costs 7.1× less per token, which makes it the better buy when Claude Opus 4.6's lead doesn't matter for your workload.

Which is cheaper, Amazon Nova Pro or Claude Opus 4.6?

Amazon Nova Pro is cheaper. It lists at $0.80 per million input tokens and $3.20 per million output tokens; Claude Opus 4.6 lists at $5 and $25.

Is Amazon Nova Pro or Claude Opus 4.6 better for coding?

Claude Opus 4.6 scores higher on coding benchmarks: 57.2 versus 35.1 in the Noometry coding category.

Which has the bigger context window?

Claude Opus 4.6 does, with 1M tokens against 300K.

How many benchmarks do Amazon Nova Pro and Claude Opus 4.6 share?

21 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Claude Opus 4.6 has 68.

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