Model comparison

Claude Sonnet 5 vs Nova Premier 1.0

Claude Sonnet 5 is the stronger model overall, scoring 54.6 to 38.3 on the Noometry Index.

Last verified . 0 shared benchmarks.

Claude Sonnet 5 Anthropic

54.6

Rank #29 Confirmed

Nova Premier 1.0 Amazon

38.3

Rank #189 Confirmed

Summary

  • The widest gap is in math, where Claude Sonnet 5 leads 66.2 to 33.8.
  • Claude Sonnet 5 is cheaper at $2 / $10 per million input/output tokens, against $2.50 / $12.50 for Nova Premier 1.0.

Side by side

Claude Sonnet 5 and Nova Premier 1.0 specifications
Claude Sonnet 5Nova Premier 1.0
ProviderAnthropicAmazon
Noometry Index54.638.3
Released2026-06-292025-04-30
WeightsProprietaryProprietary
Context window1M1M
Max output128K10K
Input $ / M tokens$2$2.50
Output $ / M tokens$10$12.50
Results tracked516

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Category by category

Coding Not comparable

Claude Sonnet 5: 55.5 (#26), Nova Premier 1.0: —

Coding benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
DeepSWE53.8%—
FrontierCode42.7%—
CursorBench34.1%—
LMArena WebDev1541—
SciCode54.3%—
GSO37.3%—
WeirdML68.8%—
LMArena Coding1483—
ALE-Bench1,463—

Agentic & Tool Use Not comparable

Claude Sonnet 5: 42.8 (#18), Nova Premier 1.0: —

Agentic & Tool Use benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
APEX-Agents54.5%—
GBAEval65.3%—
LMArena Search1194—
Vending-Bench 26,378—

Reasoning Claude Sonnet 5 leads

Claude Sonnet 5: 49.1 (#39), Nova Premier 1.0: 23.0 (#185)

Reasoning benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
SimpleBench60.6%—
Kagi LLM Benchmark—44.8%
NYT Connections (extended)75.1%—
CritPt16.9%—
Chess Puzzles35%—
LMArena Hard Prompts1461—
Mystery Game Puzzles35%—
DTBench92.5%—
LMCA50%—
Surface Evolver Bench60%—
Bench to the Future 30.14—
Epoch Capabilities Index156.21—
ForecastBench61.1—

Math Claude Sonnet 5 leads

Claude Sonnet 5: 66.2 (#27), Nova Premier 1.0: 33.8 (#199)

Math benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
FrontierMath (Tiers 1-3)65.6%—
FrontierMath Tier 429.3%—
OTIS Mock AIME 2024-202594.7%—
ProofBench77%—
Omni-MATH—35%
LMArena Math1467—

Knowledge Claude Sonnet 5 leads

Claude Sonnet 5: 55.6 (#47), Nova Premier 1.0: 35.8 (#180)

Knowledge benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
GPQA Diamond90.5%—
SimpleQA Verified33.7%—
MMLU-Pro—72.6%
GPQA (HELM)—51.8%
LMArena Expert1490—

Multimodal Not comparable

Claude Sonnet 5: 42.4 (#31), Nova Premier 1.0: —

Multimodal benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
LMArena Vision1274—
Blueprint-Bench 224.9%—
LMArena Document1466—

Multilingual Not comparable

Claude Sonnet 5: 53.8 (#55), Nova Premier 1.0: —

Multilingual benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
LMArena Non-English1431—
LMArena Chinese1477—
LMArena French1460—
LMArena German1440—
LMArena Japanese1422—
LMArena Korean1411—
LMArena Russian1451—
LMArena Spanish1437—

Instruction Following Claude Sonnet 5 leads

Claude Sonnet 5: 76.3 (#41), Nova Premier 1.0: 66.8 (#204)

Instruction Following benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
IFEval—80.3%
LMArena Instruction Following1452—

Long Context Not comparable

Claude Sonnet 5: 44.8 (#55), Nova Premier 1.0: —

Long Context benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
LMArena Longer Query1463—

Writing & Preference Claude Sonnet 5 leads

Claude Sonnet 5: 69.2 (#25), Nova Premier 1.0: 51.0 (#178)

Writing & Preference benchmarks
BenchmarkClaude Sonnet 5Nova Premier 1.0
LMArena Text1442—
LMArena Creative Writing1416—
EQ-Bench Creative Writing1794—
WildBench—78.8%
EQ-Bench 41236—
LMArena Multi-Turn1454—

Frequently asked questions

Is Claude Sonnet 5 better than Nova Premier 1.0?

Claude Sonnet 5 is the stronger model overall, scoring 54.6 to 38.3 on the Noometry Index.

Which is cheaper, Claude Sonnet 5 or Nova Premier 1.0?

Claude Sonnet 5 is cheaper. It lists at $2 per million input tokens and $10 per million output tokens; Nova Premier 1.0 lists at $2.50 and $12.50.

Which has the bigger context window?

Both accept 1M tokens.

How many benchmarks do Claude Sonnet 5 and Nova Premier 1.0 share?

0 benchmarks have published results for both models. Claude Sonnet 5 has 51 scored results on Noometry and Nova Premier 1.0 has 6.

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