Model comparison

Amazon Nova Experimental Chat 26 01 10 vs o4-mini

Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 41.6 on the Noometry Index.

Last verified . 13 shared benchmarks.

o4-mini OpenAI

41.6

Rank #132 Confirmed

Summary

  • They share 13 benchmarks with published results for both. Amazon Nova Experimental Chat 26 01 10 scores higher in 4 categories and o4-mini in 4 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Amazon Nova Experimental Chat 26 01 10 leads 28.9 to 24.6.

Side by side

Amazon Nova Experimental Chat 26 01 10 and o4-mini specifications
Amazon Nova Experimental Chat 26 01 10o4-mini
ProviderAmazonOpenAI
Noometry Index42.841.6
Released—2025-04-16
WeightsProprietaryProprietary
Context window—200K
Max output—100K
Input $ / M tokens—$1.10
Output $ / M tokens—$4.40
Results tracked1360

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Category by category

Coding Amazon Nova Experimental Chat 26 01 10 leads

Amazon Nova Experimental Chat 26 01 10: 42.7 (#96), o4-mini: 40.9 (#127)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Coding14471368
SWE-bench Verified (bash only)—45%
Aider Polyglot—72%
GSO—3.6%
WeirdML—52.6%
CadEval—62%
ALE-Bench—826.17
AlgoTune—1.72

Agentic & Tool Use Not comparable

Amazon Nova Experimental Chat 26 01 10: —, o4-mini: 32.6 (#61)

Agentic & Tool Use benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
Berkeley Function Calling Leaderboard—53.2%
GDPval—25.3%
METR Time Horizons—63.9%

Reasoning Amazon Nova Experimental Chat 26 01 10 leads

Amazon Nova Experimental Chat 26 01 10: 28.9 (#98), o4-mini: 24.6 (#162)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Hard Prompts14151351
ARC-AGI-2—6.1%
SimpleBench—38.7%
Kagi LLM Benchmark—67.6%
ARC-AGI-1—58.7%
CritPt—0.6%
Chess Puzzles—26%
EnigmaEval—9.2%
Mystery Game Puzzles—5%
DTBench—77.6%
LMCA—26.5%
Epoch Capabilities Index—145.64
ForecastBench—61.8

Math o4-mini leads

Amazon Nova Experimental Chat 26 01 10: 38.5 (#136), o4-mini: 40.8 (#89)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Math14041389
FrontierMath (Tiers 1-3)—36.1%
FrontierMath Tier 4—4.9%
OTIS Mock AIME 2024-2025—81.7%
Omni-MATH—72%
MATH Level 5—97.8%
FrontierMath (Feb 2025 set)—24.8%
FrontierMath Tier 4 (v1)—6.3%

Knowledge o4-mini leads

Amazon Nova Experimental Chat 26 01 10: 40.3 (#120), o4-mini: 43.6 (#91)

Knowledge benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Expert14441343
GPQA Diamond—79.6%
Humanity's Last Exam—18.1%
SimpleQA Verified—19.6%
MMLU-Pro—82%
Confabulations—15.8%
Vectara Hallucination Rate—18.6%
GPQA (HELM)—73.5%

Multimodal Not comparable

Amazon Nova Experimental Chat 26 01 10: —, o4-mini: 40.2 (#49)

Multimodal benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Vision—1194
GeoBench—64%
VPCT—57.5%

Multilingual Amazon Nova Experimental Chat 26 01 10 leads

Amazon Nova Experimental Chat 26 01 10: 50.2 (#126), o4-mini: 47.0 (#154)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Non-English13811337
LMArena Chinese13721354
LMArena Russian13911334
LMArena Spanish13901347
LMArena French—1364
LMArena German—1336
LMArena Japanese—1308
LMArena Korean—1312

Instruction Following o4-mini leads

Amazon Nova Experimental Chat 26 01 10: 72.9 (#126), o4-mini: 75.2 (#68)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Instruction Following13811321
IFEval—92.8%

Long Context o4-mini leads

Amazon Nova Experimental Chat 26 01 10: 42.7 (#119), o4-mini: 45.5 (#33)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Longer Query14001315
Fiction.LiveBench—77.8%

Writing & Preference Amazon Nova Experimental Chat 26 01 10 leads

Amazon Nova Experimental Chat 26 01 10: 57.4 (#129), o4-mini: 54.0 (#152)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 26 01 10o4-mini
LMArena Text13961353
LMArena Creative Writing13311294
LMArena Multi-Turn13801350
Short-Story Creative Writing—75%
WildBench—85.4%

Frequently asked questions

Is Amazon Nova Experimental Chat 26 01 10 better than o4-mini?

Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 41.6 on the Noometry Index.

Is Amazon Nova Experimental Chat 26 01 10 or o4-mini better for coding?

Amazon Nova Experimental Chat 26 01 10 scores higher on coding benchmarks: 42.7 versus 40.9 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and o4-mini share?

13 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and o4-mini has 60.

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