Model comparison

Amazon Nova Micro vs GPT-5

GPT-5 is the stronger model overall, scoring 50.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 56× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Last verified . 23 shared benchmarks.

Amazon Nova Micro Amazon

30.4

Rank #294 Confirmed

GPT-5 OpenAI

50.9

Rank #45 Confirmed

Summary

  • They share 23 benchmarks with published results for both. Amazon Nova Micro scores higher in 0 categories and GPT-5 in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in long context, where GPT-5 leads 69.5 to 36.5.
  • The biggest single-benchmark swing is Omni-MATH: 21.4% for Amazon Nova Micro and 64.7% for GPT-5.
  • Amazon Nova Micro is cheaper at $0.035 / $0.14 per million input/output tokens, against $1.25 / $10 for GPT-5.
  • GPT-5 accepts more context: 400K tokens versus 128K.

Side by side

Amazon Nova Micro and GPT-5 specifications
Amazon Nova MicroGPT-5
ProviderAmazonOpenAI
Noometry Index30.450.9
Released2024-12-032025-08-07
WeightsProprietaryProprietary
Context window128K400K
Max output10K128K
Input $ / M tokens$0.035$1.25
Output $ / M tokens$0.14$10
Results tracked3269

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding GPT-5 leads

Amazon Nova Micro: 30.5 (#295), GPT-5: 50.3 (#47)

Coding benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Coding12181436
SWE-bench Verified—73.6%
SWE-bench Verified (bash only)—65%
Aider Polyglot—88%
LMArena WebDev—1418
SciCode—42.9%
GSO—6.9%
WeirdML—60.7%
LiveBench Coding20.2%—
ALE-Bench—1,162
AlgoTune—1.67

Agentic & Tool Use GPT-5 leads

Amazon Nova Micro: 22.1 (#132), GPT-5: 33.1 (#56)

Agentic & Tool Use benchmarks
BenchmarkAmazon Nova MicroGPT-5
Terminal-Bench—49.6%
Berkeley Function Calling Leaderboard22.3%—
GDPval—34.8%
Remote Labor Index—1.7%
DeepResearch Bench—49.6%
BALROG—32.8%
LMArena Search—1133
METR Time Horizons—69.6%

Reasoning GPT-5 leads

Amazon Nova Micro: 17.4 (#294), GPT-5: 38.3 (#64)

Reasoning benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Hard Prompts11911416
ARC-AGI-2—9.9%
SimpleBench—56.7%
Kagi LLM Benchmark—72.7%
ARC-AGI-1—65.7%
CritPt—12.6%
Chess Puzzles—37%
EnigmaEval—10.5%
EBR-Bench—12.7%
LiveBench Reasoning25.1%—
Mystery Game Puzzles—23%
DTBench—90.7%
LiveBench Data Analysis34%—
LMCA—40%
Epoch Capabilities Index—150
ForecastBench—61.4
LiveBench29.6%—

Math GPT-5 leads

Amazon Nova Micro: 26.9 (#254), GPT-5: 55.0 (#44)

Math benchmarks
BenchmarkAmazon Nova MicroGPT-5
Omni-MATH21.4%64.7%
LMArena Math12061407
FrontierMath (Tiers 1-3)—55.4%
FrontierMath Tier 4—22%
OTIS Mock AIME 2024-2025—91.4%
ProofBench—18%
LiveBench Math34.5%—
MATH Level 5—98.1%
FrontierMath (Feb 2025 set)—32.4%
FrontierMath Tier 4 (v1)—12.5%

Knowledge GPT-5 leads

Amazon Nova Micro: 29.6 (#237), GPT-5: 56.6 (#43)

Knowledge benchmarks
BenchmarkAmazon Nova MicroGPT-5
MMLU-Pro51.1%86.3%
Vectara Hallucination Rate5.5%14.7%
GPQA (HELM)38.3%79.2%
LMArena Expert11841419
GPQA Diamond—86.2%
Humanity's Last Exam—25.3%
SimpleQA Verified—50.1%
Confabulations—10.3%
MMLU70.8%—

Multimodal Not comparable

Amazon Nova Micro: —, GPT-5: 46.8 (#13)

Multimodal benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Vision—1232
GeoBench—81%
VPCT—66%

Multilingual GPT-5 leads

Amazon Nova Micro: 36.5 (#239), GPT-5: 51.4 (#110)

Multilingual benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Non-English11861397
LMArena Chinese12091422
LMArena French12381410
LMArena German11921416
LMArena Japanese11541409
LMArena Korean11501360
LMArena Russian11851406
LMArena Spanish12251399

Instruction Following GPT-5 leads

Amazon Nova Micro: 56.3 (#272), GPT-5: 73.8 (#113)

Instruction Following benchmarks
BenchmarkAmazon Nova MicroGPT-5
IFEval76%87.5%
LMArena Instruction Following11741388
LiveBench Instruction Following48%—

Long Context GPT-5 leads

Amazon Nova Micro: 36.5 (#229), GPT-5: 69.5 (#2)

Long Context benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Longer Query12051399
Fiction.LiveBench—97.2%

Writing & Preference GPT-5 leads

Amazon Nova Micro: 39.5 (#247), GPT-5: 63.4 (#65)

Writing & Preference benchmarks
BenchmarkAmazon Nova MicroGPT-5
LMArena Text12081406
LMArena Creative Writing11721365
WildBench74.3%85.7%
LMArena Multi-Turn11781426
Short-Story Creative Writing—86%
EQ-Bench Creative Writing—1627
LiveBench Language15.8%—

Frequently asked questions

Is Amazon Nova Micro better than GPT-5?

GPT-5 is the stronger model overall, scoring 50.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 56× less per token, which makes it the better buy when GPT-5's lead doesn't matter for your workload.

Which is cheaper, Amazon Nova Micro or GPT-5?

Amazon Nova Micro is cheaper. It lists at $0.035 per million input tokens and $0.14 per million output tokens; GPT-5 lists at $1.25 and $10.

Is Amazon Nova Micro or GPT-5 better for coding?

GPT-5 scores higher on coding benchmarks: 50.3 versus 30.5 in the Noometry coding category.

Which has the bigger context window?

GPT-5 does, with 400K tokens against 128K.

How many benchmarks do Amazon Nova Micro and GPT-5 share?

23 benchmarks have published results for both models. Amazon Nova Micro has 32 scored results on Noometry and GPT-5 has 69.

Related comparisons

Go deeper