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GPT-4.1 Nano vs GPT-5.4 Mini

GPT-5.4 Mini leads GPT-4.1 Nano on the Artificial Analysis Intelligence Index, 24.1 to 7.8, and GPT-4.1 Nano costs 11.3x less per output token ($0.40 vs $4.50 per million). Updated October 22, 2026; 53 benchmarks have a result for both.

Replace GPT-4.1 Nano Replace GPT-5.4 Mini
GPT-4.1 NanoOpenAI
Coding
No data
Overall
24.7
Output $/M
$0.40
0
GPT-5.4 MiniOpenAI
Coding
35.8
Overall
44.0
Output $/M
$4.50
53
vs boards won of 53 shared

GPT-4.1 Nano or GPT-5.4 Mini: which to pick

Only GPT-5.4 Mini has a coding score, 35.8 on the Vibe Coding Index; GPT-4.1 Nano has none, so the two cannot be ranked on coding.

Pick GPT-4.1 Nano for output tokens 11.3x cheaper ($0.40 vs $4.50 per million) and a larger context window (1.05M against 400K tokens).

Model AGPT-4.1 NanoOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BGPT-5.4 MiniOpenAI35.8/1005 independent benchmarks$0.70 per solved task
Shared results
53
GPT-4.1 Nano only
18
GPT-5.4 Mini only
36
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
GPT-4.1 Nano not benchmarked, GPT-5.4 Mini 35.8 from 5 benchmarks.
Widest category
Agentic work, 66.1 points apart on average over 1 shared benchmark.
Widest single gap
AIME: GPT-4.1 Nano 26.5% against GPT-5.4 Mini 95.6%, 69.2 points apart on a 0 to 100 scale.
Output price
GPT-4.1 Nano $0.40 against GPT-5.4 Mini $4.50 per million output tokens, 11.3x apart.
Context window
GPT-4.1 Nano takes 1.05M tokens, GPT-5.4 Mini 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
CategoryGPT-4.1 NanoBarsGPT-5.4 MiniTies
Coding06
Intelligence02
Agentic work01
Reasoning012
Math04
Knowledge09
General019
All shared boards053
CodingLike-for-likeSix of these boards feed the Vibe Coding Index06
Coding benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
Aider polyglot8.9%Not measuredOnly GPT-4.1 Nano measured
LMArena WebDevNot measured1397Only GPT-5.4 Mini measured
AA Coding Index11.156.1GPT-5.4 Mini
LiveCodeBench (Vals AI)42.7%81.5%GPT-5.4 Mini
SWE-bench Verified (Vals AI)Not measured73.0%Only GPT-5.4 Mini measured
Terminal-Bench 4 (Vals AI)Not measured2.5%Only GPT-5.4 Mini measured
Vibe Code Bench (Vals AI)Not measured48.0%Only GPT-5.4 Mini measured
Code migration (Vals AI)Not measured12.9%Only GPT-5.4 Mini measured
ProgramBench (Vals AI)Not measured0.0%Only GPT-5.4 Mini measured
Terminal-Bench 2.1 (Vals AI)Not measured54.7%Only GPT-5.4 Mini measured
LiveCodeBench (Artificial Analysis run)32.6%Not measuredOnly GPT-4.1 Nano measured
SciCodeNot measured52.1%Only GPT-5.4 Mini measured
Terminal-Bench Hard (Artificial Analysis run)3.8%52.3%GPT-5.4 Mini
FrontierCodeNot measured27.0%Only GPT-5.4 Mini measured
WeirdML19.0%60.3%GPT-5.4 Mini
ALE-BenchNot measured1188.6Only GPT-5.4 Mini measured
LMArena Text: coding13061438GPT-5.4 Mini
LMArena Text: software and IT13051436GPT-5.4 Mini
LMArena WebDev: ReactNot measured1386Only GPT-5.4 Mini measured
LMArena WebDev: HTMLNot measured1419Only GPT-5.4 Mini measured
Neither model has a result on the other 19 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
Intelligence benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
AA Intelligence Index7.824.1GPT-5.4 Mini
Epoch Capabilities Index129.5148.7GPT-5.4 Mini
Agentic workLike-for-likePublic boards, shown as published, kept out of the index01
Agentic work benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
AA Agentic IndexNot measured17.9Only GPT-5.4 Mini measured
Finance Agent (Vals AI)Not measured45.4%Only GPT-5.4 Mini measured
Tax Agent Bench (Vals AI)Not measured8.8%Only GPT-5.4 Mini measured
Legal Research Bench (Vals AI)Not measured12.5%Only GPT-5.4 Mini measured
Excel Modeling Benchmark (Vals AI)Not measured45.4%Only GPT-5.4 Mini measured
τ²-Bench Telecom17.3%83.3%GPT-5.4 Mini
DeepResearch BenchNot measured36.3%Only GPT-5.4 Mini measured
Berkeley Function Calling Leaderboard (BFCL)33.1%Not measuredOnly GPT-4.1 Nano measured
Neither model has a result on the other 33 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index012
Reasoning benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
GPQA Diamond50.8%83.1%GPT-5.4 Mini
MMMU Pro (Vals AI)55.0%79.3%GPT-5.4 Mini
GPQA Diamond (Artificial Analysis run)51.2%87.5%GPT-5.4 Mini
Humanity's Last Exam (Artificial Analysis run)3.8%28.1%GPT-5.4 Mini
GPQA Diamond (Epoch AI run)48.9%86.9%GPT-5.4 Mini
ARC-AGI0.0%63.7%GPT-5.4 Mini
ARC-AGI-20.0%18.9%GPT-5.4 Mini
Chess puzzles0.0%23.0%GPT-5.4 Mini
Mystery game puzzlesNot measured11.0%Only GPT-5.4 Mini measured
LMArena Text: hard prompts12861424GPT-5.4 Mini
LMArena Text: expert12711435GPT-5.4 Mini
LMArena Text: hard prompts in English12931420GPT-5.4 Mini
LMArena Vision: diagramsNot measured1266Only GPT-5.4 Mini measured
LMArena Vision: homeworkNot measured1285Only GPT-5.4 Mini measured
Kagi LLM Benchmark33.3%37.9%GPT-5.4 Mini
Neither model has a result on the other 7 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index04
Math benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
AIME26.5%95.6%GPT-5.4 Mini
MATH 500 (Vals AI)80.2%Not measuredOnly GPT-4.1 Nano measured
MGSM (Vals AI)69.3%Not measuredOnly GPT-4.1 Nano measured
AA Math Index24.0Not measuredOnly GPT-4.1 Nano measured
AIME 2025 (Artificial Analysis run)24.0%Not measuredOnly GPT-4.1 Nano measured
OTIS Mock AIME28.9%88.9%GPT-5.4 Mini
FrontierMath, tiers 1 to 3Not measured51.2%Only GPT-5.4 Mini measured
FrontierMath, tier 4Not measured9.8%Only GPT-5.4 Mini measured
ProofBenchNot measured21.0%Only GPT-5.4 Mini measured
MATH level 570.0%Not measuredOnly GPT-4.1 Nano measured
LMArena Text: math12741418GPT-5.4 Mini
LMArena Text: mathematical work12741429GPT-5.4 Mini
Neither model has a result on the other 1 board here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index09
Knowledge benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
MMLU Pro63.5%84.5%GPT-5.4 Mini
LegalBench (Vals AI)61.1%Not measuredOnly GPT-4.1 Nano measured
CaseLaw (Vals AI)Not measured51.7%Only GPT-5.4 Mini measured
CorpFin (Vals AI)42.1%60.9%GPT-5.4 Mini
TaxEval (Vals AI)60.8%71.2%GPT-5.4 Mini
MortgageTax (Vals AI)52.8%63.5%GPT-5.4 Mini
MedQA (Vals AI)68.2%Not measuredOnly GPT-4.1 Nano measured
MMLU Pro (Artificial Analysis run)65.7%Not measuredOnly GPT-4.1 Nano measured
SimpleQA Verified6.0%29.4%GPT-5.4 Mini
LMArena Text: science12971417GPT-5.4 Mini
LMArena Text: medicine and healthcare12761395GPT-5.4 Mini
LMArena Text: legal and government13001414GPT-5.4 Mini
LMArena Text: business and finance12671418GPT-5.4 Mini
Neither model has a result on the other 5 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
Web design benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
Design Arena: websites972Not measuredOnly GPT-4.1 Nano measured
Design Arena: UI components913Not measuredOnly GPT-4.1 Nano measured
Design Arena: game dev970Not measuredOnly GPT-4.1 Nano measured
Design Arena: data viz891Not measuredOnly GPT-4.1 Nano measured
Design Arena: 3D924Not measuredOnly GPT-4.1 Nano measured
Design Arena: all code categories962Not measuredOnly GPT-4.1 Nano measured
Neither model has a result on the other 3 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index019
General benchmarks for GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
SAGE (Vals AI)Not measured50.8%Only GPT-5.4 Mini measured
Vals Multimodal IndexNot measured54.2%Only GPT-5.4 Mini measured
IFBench32.0%73.3%GPT-5.4 Mini
Long context reasoning (AA-LCR)20.3%77.0%GPT-5.4 Mini
DTBench52.5%80.0%GPT-5.4 Mini
LMCA5.5%40.8%GPT-5.4 Mini
Fiction.LiveBench25.0%Not measuredOnly GPT-4.1 Nano measured
LMArena Text12851412GPT-5.4 Mini
LMArena Text: instruction following12661405GPT-5.4 Mini
LMArena Text: creative writing12601370GPT-5.4 Mini
LMArena Vision10631245GPT-5.4 Mini
LMArena Text: English13031412GPT-5.4 Mini
LMArena Text: non-English12601405GPT-5.4 Mini
LMArena Text: Chinese12701446GPT-5.4 Mini
LMArena Text: German12881408GPT-5.4 Mini
LMArena Text: Japanese11981375GPT-5.4 Mini
LMArena Text: KoreanNot measured1370Only GPT-5.4 Mini measured
LMArena Text: FrenchNot measured1441Only GPT-5.4 Mini measured
LMArena Text: SpanishNot measured1405Only GPT-5.4 Mini measured
LMArena Text: Russian12611417GPT-5.4 Mini
LMArena Text: PolishNot measured1415Only GPT-5.4 Mini measured
LMArena Text: multi-turn12771429GPT-5.4 Mini
LMArena Text: longer queries12831408GPT-5.4 Mini
LMArena Text: writing and language12611393GPT-5.4 Mini
LMArena Text: entertainment and media12431373GPT-5.4 Mini
LMArena Vision: English11011244GPT-5.4 Mini
LMArena Vision: ChineseNot measured1286Only GPT-5.4 Mini measured
LMArena Vision: reading textNot measured1253Only GPT-5.4 Mini measured
LMArena Vision: humorNot measured1235Only GPT-5.4 Mini measured
LMArena Vision: recognizing thingsNot measured1218Only GPT-5.4 Mini measured
LMArena Vision: creative writingNot measured1222Only GPT-5.4 Mini 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 GPT-4.1 Nano and GPT-5.4 Mini
BenchmarkGPT-4.1 NanoGPT-5.4 MiniLeader
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

GPT-4.1 Nano$0.0003Fits in one request
GPT-5.4 Mini$0.0030Fits in one request

GPT-4.1 Nano costs less

Repository review

50K input + 3K output tokens

GPT-4.1 Nano$0.0062Fits in one request
GPT-5.4 Mini$0.051Fits in one request

GPT-4.1 Nano costs less

Agent loop

200K input + 10K output tokens

GPT-4.1 Nano$0.024Fits in one request
GPT-5.4 Mini$0.195Fits in one request

GPT-4.1 Nano 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 GPT-4.1 Nano and GPT-5.4 Mini
SpecificationOpenAI GPT-4.1 NanoOpenAI GPT-5.4 Mini
MakerOpenAIOpenAI
WeightsNo public weights listedNo public weights listed
ReleasedApril 14, 2025March 17, 2026
Context window1.05M400K
Input $/Mtok$0.10$0.75
Output $/Mtok$0.40$4.50
Coding indexNot benchmarked35.8
Independent measurements behind it05
Cost per solved taskNot computable$0.70
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-4.1 Nano better than GPT-5.4 Mini for coding?

Only GPT-5.4 Mini has a coding score, 35.8 on the Vibe Coding Index; GPT-4.1 Nano has none, so the two cannot be ranked on coding. Pick GPT-4.1 Nano for output tokens 11.3x cheaper ($0.40 vs $4.50 per million) and a larger context window (1.05M against 400K tokens).

Which is cheaper, GPT-4.1 Nano or GPT-5.4 Mini?

GPT-4.1 Nano costs $0.10 per million input tokens and $0.40 per million output tokens; GPT-5.4 Mini costs $0.75 and $4.50. Cost per solved task is known for GPT-5.4 Mini only.

Which has the bigger context window, GPT-4.1 Nano or GPT-5.4 Mini?

GPT-4.1 Nano, with 1.05M tokens against 400K.

How many benchmarks is the GPT-4.1 Nano vs GPT-5.4 Mini comparison based on?

53 benchmarks have a result for both models as of October 22, 2026. GPT-4.1 Nano's coding index rests on 0 independent benchmarks and GPT-5.4 Mini's on 5. Where only one model has a result, the page says so instead of naming a winner.

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