Model comparison

Amazon Nova Experimental Chat 12 10 vs o3-mini

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 36.7 on the Noometry Index.

Last verified . 12 shared benchmarks.

o3-mini OpenAI

36.7

Rank #212 Confirmed

Summary

  • They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 7 categories and o3-mini in 1 category; 7 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Amazon Nova Experimental Chat 12 10 leads 29.3 to 16.3.

Side by side

Amazon Nova Experimental Chat 12 10 and o3-mini specifications
Amazon Nova Experimental Chat 12 10o3-mini
ProviderAmazonOpenAI
Noometry Index42.936.7
Released—2024-12-20
WeightsProprietaryProprietary
Context window—200K
Max output—100K
Input $ / M tokens—$1.10
Output $ / M tokens—$4.40
Results tracked1251

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Category by category

Coding Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 42.2 (#110), o3-mini: 40.8 (#132)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Coding14301378
Aider Polyglot—60.4%
SciCode—39.8%
GSO—1.3%
WeirdML—43.7%
LiveBench Coding—82.7%
CadEval—54%

Agentic & Tool Use Not comparable

Amazon Nova Experimental Chat 12 10: —, o3-mini: 29.6 (#84)

Agentic & Tool Use benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
Cybench—22.5%

Reasoning Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 29.3 (#94), o3-mini: 16.3 (#305)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Hard Prompts14271366
ARC-AGI-2—3%
SimpleBench—22.8%
ARC-AGI-1—34.5%
CritPt—0.3%
Chess Puzzles—17%
LiveBench Reasoning—89.6%
Mystery Game Puzzles—7%
DTBench—68.8%
LiveBench Data Analysis—70.6%
LMCA—19%
Epoch Capabilities Index—140.34
ForecastBench—59.6
LiveBench—75.9%

Math Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 38.9 (#124), o3-mini: 28.1 (#244)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Math14191396
FrontierMath (Tiers 1-3)—18.6%
FrontierMath Tier 4—0%
OTIS Mock AIME 2024-2025—76.9%
LiveBench Math—77.3%
MATH Level 5—96.5%
FrontierMath (Feb 2025 set)—12.4%
FrontierMath Tier 4 (v1)—4.2%

Knowledge Too close to call

Amazon Nova Experimental Chat 12 10: 39.2 (#136), o3-mini: 38.3 (#146)

Knowledge benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Expert14081364
GPQA Diamond—77%
SimpleQA Verified—15.3%
Confabulations—17.9%

Multilingual Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 51.4 (#108), o3-mini: 45.7 (#164)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Non-English13981319
LMArena Chinese14401379
LMArena Russian13951304
LMArena French—1334
LMArena German—1303
LMArena Japanese—1286
LMArena Korean—1314
LMArena Spanish—1321

Instruction Following o3-mini leads

Amazon Nova Experimental Chat 12 10: 73.2 (#123), o3-mini: 75.1 (#72)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Instruction Following13871337
LiveBench Instruction Following—84.4%

Long Context Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 42.4 (#125), o3-mini: 33.8 (#256)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Longer Query13911343
Fiction.LiveBench—50%

Writing & Preference Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 59.5 (#110), o3-mini: 50.3 (#182)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 12 10o3-mini
LMArena Text14201337
LMArena Creative Writing13501286
LMArena Multi-Turn14091320
Short-Story Creative Writing—61.7%
LiveBench Language—50.7%

Frequently asked questions

Is Amazon Nova Experimental Chat 12 10 better than o3-mini?

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.9 to 36.7 on the Noometry Index.

Is Amazon Nova Experimental Chat 12 10 or o3-mini better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 42.2 versus 40.8 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 12 10 and o3-mini share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and o3-mini has 51.

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