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Nova Micro 1.0 vs GPT-5.4 Nano

GPT-5.4 Nano leads Nova Micro 1.0 on the Artificial Analysis Intelligence Index, 20.7 to 5.9, and Nova Micro 1.0 costs 8.9x less per output token ($0.14 vs $1.25 per million). Updated October 21, 2026; 34 benchmarks have a result for both.

Replace Nova Micro 1.0 Replace GPT-5.4 Nano
Nova Micro 1.0Amazon
Coding
No data
Overall
No data
Output $/M
$0.14
0
GPT-5.4 NanoOpenAI
Coding
44.8
Overall
45.7
Output $/M
$1.25
34
vs boards won of 34 shared

Nova Micro 1.0 or GPT-5.4 Nano: which to pick

Only GPT-5.4 Nano has a coding score, 44.8 on the Vibe Coding Index; Nova Micro 1.0 has none, so the two cannot be ranked on coding.

Pick Nova Micro 1.0 for output tokens 8.9x cheaper ($0.14 vs $1.25 per million).

Model ANova Micro 1.0AmazonNot benchmarkedNo coding benchmarkNo cost per solved taskModel BGPT-5.4 NanoOpenAI44.8/1002 independent benchmarks$0.14 per solved task
Shared results
34
Nova Micro 1.0 only
5
GPT-5.4 Nano only
51
Like-for-like categories
7 of 9

Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Nova Micro 1.0 not benchmarked, GPT-5.4 Nano 44.8 from 2 benchmarks.
Widest category
Agentic work, 62.0 points apart on average over 1 shared benchmark.
Widest single gap
Long context reasoning (AA-LCR): Nova Micro 1.0 13.0% against GPT-5.4 Nano 76.7%, 63.7 points apart on a 0 to 100 scale.
Output price
Nova Micro 1.0 $0.14 against GPT-5.4 Nano $1.25 per million output tokens, 8.9x apart.
Context window
Nova Micro 1.0 takes 128K tokens, GPT-5.4 Nano 400K.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryNova Micro 1.0BarsGPT-5.4 NanoTies
Coding03
Intelligence01
Agentic work01
Reasoning05
Math02
Knowledge04
General018
All shared boards034
CodingLike-for-likeSix of these boards feed the Vibe Coding Index03
Coding benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
AA Coding IndexNot measured56.1Only GPT-5.4 Nano measured
LiveCodeBench (Vals AI)Not measured84.0%Only GPT-5.4 Nano measured
SWE-bench Verified (Vals AI)Not measured69.8%Only GPT-5.4 Nano measured
Vibe Code Bench (Vals AI)Not measured26.1%Only GPT-5.4 Nano measured
Code migration (Vals AI)Not measured14.5%Only GPT-5.4 Nano measured
Terminal-Bench 2.1 (Vals AI)Not measured41.6%Only GPT-5.4 Nano measured
LiveCodeBench (Artificial Analysis run)14.0%Not measuredOnly Nova Micro 1.0 measured
SciCodeNot measured47.2%Only GPT-5.4 Nano measured
Terminal-Bench Hard (Artificial Analysis run)1.5%42.4%GPT-5.4 Nano
WeirdMLNot measured49.2%Only GPT-5.4 Nano measured
ALE-BenchNot measured1004.5Only GPT-5.4 Nano measured
LMArena Text: coding12181404GPT-5.4 Nano
LMArena Text: software and IT12151402GPT-5.4 Nano
Neither model has a result on the other 26 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
AA Intelligence Index5.920.7GPT-5.4 Nano
Epoch Capabilities IndexNot measured146.0Only GPT-5.4 Nano measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index01
Agentic work benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
AA Agentic IndexNot measured16.0Only GPT-5.4 Nano measured
Finance Agent (Vals AI)Not measured38.2%Only GPT-5.4 Nano measured
Tax Agent Bench (Vals AI)Not measured5.0%Only GPT-5.4 Nano measured
Legal Research Bench (Vals AI)Not measured6.3%Only GPT-5.4 Nano measured
Excel Modeling Benchmark (Vals AI)Not measured44.8%Only GPT-5.4 Nano measured
τ²-Bench Telecom14.0%76.0%GPT-5.4 Nano
Neither model has a result on the other 35 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index05
Reasoning benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
GPQA DiamondNot measured77.5%Only GPT-5.4 Nano measured
MMMU Pro (Vals AI)Not measured73.6%Only GPT-5.4 Nano measured
GPQA Diamond (Artificial Analysis run)35.8%81.7%GPT-5.4 Nano
Humanity's Last Exam (Artificial Analysis run)4.6%28.3%GPT-5.4 Nano
GPQA Diamond (Epoch AI run)Not measured78.5%Only GPT-5.4 Nano measured
ARC-AGINot measured51.5%Only GPT-5.4 Nano measured
ARC-AGI-2Not measured5.7%Only GPT-5.4 Nano measured
Chess puzzlesNot measured45.0%Only GPT-5.4 Nano measured
Mystery game puzzlesNot measured9.0%Only GPT-5.4 Nano measured
LMArena Text: hard prompts11911381GPT-5.4 Nano
LMArena Text: expert11831396GPT-5.4 Nano
LMArena Text: hard prompts in English12031387GPT-5.4 Nano
LMArena Vision: diagramsNot measured1210Only GPT-5.4 Nano measured
LMArena Vision: homeworkNot measured1225Only GPT-5.4 Nano measured
Kagi LLM BenchmarkNot measured39.7%Only GPT-5.4 Nano measured
Neither model has a result on the other 7 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
AIMENot measured88.8%Only GPT-5.4 Nano measured
AA Math Index6.0Not measuredOnly Nova Micro 1.0 measured
AIME 2025 (Artificial Analysis run)6.0%Not measuredOnly Nova Micro 1.0 measured
OTIS Mock AIMENot measured87.8%Only GPT-5.4 Nano measured
FrontierMath, tiers 1 to 3Not measured44.9%Only GPT-5.4 Nano measured
FrontierMath, tier 4Not measured12.2%Only GPT-5.4 Nano measured
ProofBenchNot measured5.0%Only GPT-5.4 Nano measured
LMArena Text: math12061405GPT-5.4 Nano
LMArena Text: mathematical work12121409GPT-5.4 Nano
Neither model has a result on the other 4 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
MMLU ProNot measured77.2%Only GPT-5.4 Nano measured
LegalBench (Vals AI)Not measured77.9%Only GPT-5.4 Nano measured
CaseLaw (Vals AI)Not measured51.9%Only GPT-5.4 Nano measured
CorpFin (Vals AI)Not measured61.2%Only GPT-5.4 Nano measured
TaxEval (Vals AI)Not measured67.4%Only GPT-5.4 Nano measured
MortgageTax (Vals AI)Not measured59.1%Only GPT-5.4 Nano measured
MedCode (Vals AI)Not measured41.0%Only GPT-5.4 Nano measured
MMLU Pro (Artificial Analysis run)53.1%Not measuredOnly Nova Micro 1.0 measured
SimpleQA VerifiedNot measured11.7%Only GPT-5.4 Nano measured
MMLU70.8%Not measuredOnly Nova Micro 1.0 measured
LMArena Text: science12101374GPT-5.4 Nano
LMArena Text: medicine and healthcare12071369GPT-5.4 Nano
LMArena Text: legal and government12211368GPT-5.4 Nano
LMArena Text: business and finance11821366GPT-5.4 Nano
Neither model has a result on the other 4 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
Neither model has a result on 9 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index018
General benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
SAGE (Vals AI)Not measured38.1%Only GPT-5.4 Nano measured
MedScribe (Vals AI)Not measured77.1%Only GPT-5.4 Nano measured
Vals Multimodal IndexNot measured47.6%Only GPT-5.4 Nano measured
IFBench29.4%75.9%GPT-5.4 Nano
Long context reasoning (AA-LCR)13.0%76.7%GPT-5.4 Nano
DTBenchNot measured80.3%Only GPT-5.4 Nano measured
LMCANot measured36.9%Only GPT-5.4 Nano measured
LMArena Text12081372GPT-5.4 Nano
LMArena Text: instruction following11741362GPT-5.4 Nano
LMArena Text: creative writing11721315GPT-5.4 Nano
LMArena VisionNot measured1196Only GPT-5.4 Nano measured
LMArena Text: English12241381GPT-5.4 Nano
LMArena Text: non-English11861359GPT-5.4 Nano
LMArena Text: Chinese12091391GPT-5.4 Nano
LMArena Text: German11921368GPT-5.4 Nano
LMArena Text: Japanese11541343GPT-5.4 Nano
LMArena Text: Korean11501321GPT-5.4 Nano
LMArena Text: French12381395GPT-5.4 Nano
LMArena Text: Spanish12251371GPT-5.4 Nano
LMArena Text: Russian11851363GPT-5.4 Nano
LMArena Text: PolishNot measured1366Only GPT-5.4 Nano measured
LMArena Text: multi-turn11781382GPT-5.4 Nano
LMArena Text: longer queries12051365GPT-5.4 Nano
LMArena Text: writing and language11921338GPT-5.4 Nano
LMArena Text: entertainment and media11631325GPT-5.4 Nano
LMArena Vision: EnglishNot measured1202Only GPT-5.4 Nano measured
LMArena Vision: ChineseNot measured1232Only GPT-5.4 Nano measured
LMArena Vision: reading textNot measured1204Only GPT-5.4 Nano measured
LMArena Vision: humorNot measured1161Only GPT-5.4 Nano measured
LMArena Vision: recognizing thingsNot measured1141Only GPT-5.4 Nano measured
LMArena Vision: creative writingNot measured1159Only GPT-5.4 Nano measured
Neither model has a result on the other 15 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Nova Micro 1.0 and GPT-5.4 Nano
BenchmarkNova Micro 1.0GPT-5.4 NanoLeader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Nova Micro 1.0$0.0001Fits in one request
GPT-5.4 Nano$0.0008Fits in one request

Nova Micro 1.0 costs less

Repository review

50K input + 3K output tokens

Nova Micro 1.0$0.0022Fits in one request
GPT-5.4 Nano$0.014Fits in one request

Nova Micro 1.0 costs less

Agent loop

200K input + 10K output tokens

Nova Micro 1.0$0.0084Exceeds the context window
GPT-5.4 Nano$0.052Fits in one request

Nova Micro 1.0 costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Nova Micro 1.0 and GPT-5.4 Nano
SpecificationAmazon Nova Micro 1.0OpenAI GPT-5.4 Nano
MakerAmazonOpenAI
WeightsNo public weights listedNo public weights listed
ReleasedDecember 5, 2024March 17, 2026
Context window128K400K
Input $/Mtok$0.035$0.20
Output $/Mtok$0.14$1.25
Coding indexNot benchmarked44.8
Independent measurements behind it02
Cost per solved taskNot computable$0.14
SourceOpenRouter listingOpenRouter listing

Questions

Is Nova Micro 1.0 better than GPT-5.4 Nano for coding?

Only GPT-5.4 Nano has a coding score, 44.8 on the Vibe Coding Index; Nova Micro 1.0 has none, so the two cannot be ranked on coding. Pick Nova Micro 1.0 for output tokens 8.9x cheaper ($0.14 vs $1.25 per million).

Which is cheaper, Nova Micro 1.0 or GPT-5.4 Nano?

Nova Micro 1.0 costs $0.035 per million input tokens and $0.14 per million output tokens; GPT-5.4 Nano costs $0.20 and $1.25. Cost per solved task is known for GPT-5.4 Nano only.

Which has the bigger context window, Nova Micro 1.0 or GPT-5.4 Nano?

GPT-5.4 Nano, with 400K tokens against 128K.

How many benchmarks is the Nova Micro 1.0 vs GPT-5.4 Nano comparison based on?

34 benchmarks have a result for both models as of October 21, 2026. Nova Micro 1.0's coding index rests on 0 independent benchmarks and GPT-5.4 Nano's on 2. Where only one model has a result, the page says so instead of naming a winner.

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