Model comparison

Amazon Nova Experimental Chat 26 02 10 vs DeepSeek-V3.1

Amazon Nova Experimental Chat 26 02 10 is the stronger model overall, scoring 43.8 to 42.2 on the Noometry Index.

Last verified . 12 shared benchmarks.

DeepSeek-V3.1 DeepSeek

42.2

Rank #106 Confirmed

Summary

  • They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 26 02 10 scores higher in 7 categories and DeepSeek-V3.1 in 1 category; 7 gaps are clear of the uncertainty.
  • The widest gap is in long context, where Amazon Nova Experimental Chat 26 02 10 leads 44.0 to 36.3.
  • DeepSeek-V3.1 has downloadable open weights; the other is API-only.

Side by side

Amazon Nova Experimental Chat 26 02 10 and DeepSeek-V3.1 specifications
Amazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
ProviderAmazonDeepSeek
Noometry Index43.842.2
Released—2025-08-21
WeightsProprietaryOpen
Context window—164K
Max output—8K
Input $ / M tokens—$0.25
Output $ / M tokens—$0.95
Results tracked1227

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Category by category

Coding Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 43.2 (#81), DeepSeek-V3.1: 39.8 (#140)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Coding14831417
WeirdML—38.4%

Reasoning Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 28.9 (#84), DeepSeek-V3.1: 27.3 (#109)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Hard Prompts14581417
SimpleBench—40%
Kagi LLM Benchmark—53.2%
DTBench—82.7%
LMCA—24.3%
Epoch Capabilities Index—139.92
ForecastBench—58

Math Too close to call

Amazon Nova Experimental Chat 26 02 10: 36.6 (#108), DeepSeek-V3.1: 36.1 (#125)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Math14401420

Knowledge DeepSeek-V3.1 leads

Amazon Nova Experimental Chat 26 02 10: 41.6 (#98), DeepSeek-V3.1: 43.0 (#86)

Knowledge benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Expert15051403
Vectara Hallucination Rate—5.5%

Multilingual Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 54.3 (#48), DeepSeek-V3.1: 51.8 (#100)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Non-English14351400
LMArena Chinese14651470
LMArena Russian14231405
LMArena French—1447
LMArena German—1412
LMArena Japanese—1374
LMArena Korean—1337
LMArena Spanish—1429

Instruction Following Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 75.3 (#66), DeepSeek-V3.1: 74.1 (#105)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Instruction Following14261400

Long Context Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 44.0 (#73), DeepSeek-V3.1: 36.3 (#227)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Longer Query14411422
Fiction.LiveBench—52.8%

Writing & Preference Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 62.0 (#80), DeepSeek-V3.1: 60.5 (#93)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10DeepSeek-V3.1
LMArena Text14491420
LMArena Creative Writing13691401
LMArena Multi-Turn14421408
EQ-Bench Creative Writing—1436

Frequently asked questions

Is Amazon Nova Experimental Chat 26 02 10 better than DeepSeek-V3.1?

Amazon Nova Experimental Chat 26 02 10 is the stronger model overall, scoring 43.8 to 42.2 on the Noometry Index.

Is Amazon Nova Experimental Chat 26 02 10 or DeepSeek-V3.1 better for coding?

Amazon Nova Experimental Chat 26 02 10 scores higher on coding benchmarks: 43.2 versus 39.8 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 26 02 10 and DeepSeek-V3.1 share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 02 10 has 12 scored results on Noometry and DeepSeek-V3.1 has 27.

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