Model comparison

Amazon Nova Experimental Chat 12 10 vs Amazon Nova Experimental Chat 26 01 10

Amazon Nova Experimental Chat 12 10 and Amazon Nova Experimental Chat 26 01 10 score almost the same on the Noometry Index (42.9 vs 42.8), so choose on price, context window or the category you care about most.

Last verified October 10, 2026. 12 shared benchmarks.

Amazon Nova Experimental Chat 12 10 Amazon

42.9

Rank #104 Confirmed

Amazon Nova Experimental Chat 26 01 10 Amazon

42.8

Rank #107 Confirmed

Summary

They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 5 categories and Amazon Nova Experimental Chat 26 01 10 in 3 categories; 3 gaps are clear of the uncertainty.

Side by side

Amazon Nova Experimental Chat 12 10 and Amazon Nova Experimental Chat 26 01 10 specifications
	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
Provider	Amazon	Amazon
Noometry Index	42.9	42.8
Released	—	—
Weights	Proprietary	Proprietary
Context window	—	—
Max output	—	—
Input $ / M tokens	—	—
Output $ / M tokens	—	—
Results tracked	12	13

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Category by category

Coding Too close to call

Amazon Nova Experimental Chat 12 10: 42.2 (#110), Amazon Nova Experimental Chat 26 01 10: 42.7 (#96)

Coding benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Coding	1430	1447

Reasoning Too close to call

Amazon Nova Experimental Chat 12 10: 29.3 (#94), Amazon Nova Experimental Chat 26 01 10: 28.9 (#98)

Reasoning benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Hard Prompts	1427	1415

Math Too close to call

Amazon Nova Experimental Chat 12 10: 38.9 (#124), Amazon Nova Experimental Chat 26 01 10: 38.5 (#136)

Math benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Math	1419	1404

Knowledge Amazon Nova Experimental Chat 26 01 10 leads

Amazon Nova Experimental Chat 12 10: 39.2 (#136), Amazon Nova Experimental Chat 26 01 10: 40.3 (#120)

Knowledge benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Expert	1408	1444

Multilingual Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 51.4 (#108), Amazon Nova Experimental Chat 26 01 10: 50.2 (#126)

Multilingual benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Non-English	1398	1381
LMArena Chinese	1440	1372
LMArena Russian	1395	1391
LMArena Spanish	—	1390

Instruction Following Too close to call

Amazon Nova Experimental Chat 12 10: 73.2 (#123), Amazon Nova Experimental Chat 26 01 10: 72.9 (#126)

Instruction Following benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Instruction Following	1387	1381

Long Context Too close to call

Amazon Nova Experimental Chat 12 10: 42.4 (#125), Amazon Nova Experimental Chat 26 01 10: 42.7 (#119)

Long Context benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Longer Query	1391	1400

Writing & Preference Amazon Nova Experimental Chat 12 10 leads

Amazon Nova Experimental Chat 12 10: 59.5 (#110), Amazon Nova Experimental Chat 26 01 10: 57.4 (#129)

Writing & Preference benchmarks
Benchmark	Amazon Nova Experimental Chat 12 10	Amazon Nova Experimental Chat 26 01 10
LMArena Text	1420	1396
LMArena Creative Writing	1350	1331
LMArena Multi-Turn	1409	1380

Frequently asked questions

Is Amazon Nova Experimental Chat 12 10 better than Amazon Nova Experimental Chat 26 01 10?

Is Amazon Nova Experimental Chat 12 10 or Amazon Nova Experimental Chat 26 01 10 better for coding?

They score almost the same on coding (42.2 vs 42.7); test both on your own repository before choosing.

How many benchmarks do Amazon Nova Experimental Chat 12 10 and Amazon Nova Experimental Chat 26 01 10 share?

12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Amazon Nova Experimental Chat 26 01 10 has 13.