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GPT-4o (2024-05-13) vs GPT-5.4 Mini

GPT-5.4 Mini leads GPT-4o (2024-05-13) on the Artificial Analysis Intelligence Index, 24.1 to 7.3, and GPT-5.4 Mini costs 3.3x less per output token ($4.50 vs $15.00 per million). Updated October 22, 2026; 38 benchmarks have a result for both.

Replace GPT-4o (2024-05-13) Replace GPT-5.4 Mini
GPT-4o (2024-05-13)OpenAI
Coding
No data
Overall
27.1
Output $/M
$15.00
0
GPT-5.4 MiniOpenAI
Coding
35.8
Overall
44.0
Output $/M
$4.50
38
vs boards won of 38 shared

GPT-4o (2024-05-13) 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-4o (2024-05-13) has none, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

Model AGPT-4o (2024-05-13)OpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BGPT-5.4 MiniOpenAI35.8/1005 independent benchmarks$0.70 per solved task
Shared results
38
GPT-4o (2024-05-13) only
6
GPT-5.4 Mini only
52
Like-for-like categories
6 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-4o (2024-05-13) not benchmarked, GPT-5.4 Mini 35.8 from 5 benchmarks.
Widest category
Math, 43.0 points apart on average over 3 shared benchmarks.
Widest single gap
OTIS Mock AIME: GPT-4o (2024-05-13) 6.3% against GPT-5.4 Mini 88.9%, 82.6 points apart on a 0 to 100 scale.
Output price
GPT-4o (2024-05-13) $15.00 against GPT-5.4 Mini $4.50 per million output tokens, 3.3x apart.
Context window
GPT-4o (2024-05-13) takes 128K 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-4o (2024-05-13)BarsGPT-5.4 MiniTies
Coding03
Intelligence01
Reasoning07
Math03
Knowledge04
General020
All shared boards038
CodingLike-for-likeSix of these boards feed the Vibe Coding Index03
Coding benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
LMArena WebDevNot measured1397Only GPT-5.4 Mini measured
AA Coding Index24.256.1GPT-5.4 Mini
LiveCodeBench (Vals AI)Not measured81.5%Only GPT-5.4 Mini measured
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)33.4%Not measuredOnly GPT-4o (2024-05-13) measured
SciCodeNot measured52.1%Only GPT-5.4 Mini measured
Terminal-Bench Hard (Artificial Analysis run)Not measured52.3%Only GPT-5.4 Mini measured
FrontierCodeNot measured27.0%Only GPT-5.4 Mini measured
WeirdMLNot measured60.3%Only GPT-5.4 Mini measured
ALE-BenchNot measured1188.6Only GPT-5.4 Mini measured
LMArena Text: coding12971438GPT-5.4 Mini
LMArena Text: software and IT12971436GPT-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 24 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
Intelligence benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
AA Intelligence Index7.324.1GPT-5.4 Mini
Epoch Capabilities IndexNot measured148.7Only GPT-5.4 Mini measured
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index10 boards, none shared
Agentic work benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-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 TelecomNot measured83.3%Only GPT-5.4 Mini measured
METR time horizons40.8%Not measuredOnly GPT-4o (2024-05-13) measured
BALROG32.3%Not measuredOnly GPT-4o (2024-05-13) measured
DeepResearch BenchNot measured36.3%Only GPT-5.4 Mini measured
MCP AtlasNot measured56.7%Only GPT-5.4 Mini measured
Neither model has a result on the other 32 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index07
Reasoning benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
GPQA Diamond50.2%83.1%GPT-5.4 Mini
MMMU Pro (Vals AI)Not measured79.3%Only GPT-5.4 Mini measured
GPQA Diamond (Artificial Analysis run)52.6%87.5%GPT-5.4 Mini
Humanity's Last Exam (Artificial Analysis run)1.8%28.1%GPT-5.4 Mini
GPQA Diamond (Epoch AI run)48.9%86.9%GPT-5.4 Mini
ARC-AGINot measured63.7%Only GPT-5.4 Mini measured
ARC-AGI-2Not measured18.9%Only GPT-5.4 Mini measured
Chess puzzlesNot measured23.0%Only GPT-5.4 Mini measured
Mystery game puzzlesNot measured11.0%Only GPT-5.4 Mini measured
LMArena Text: hard prompts12811424GPT-5.4 Mini
LMArena Text: expert12501435GPT-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 BenchmarkNot measured37.9%Only GPT-5.4 Mini measured
Neither model has a result on the other 8 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index03
Math benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
AIMENot measured95.6%Only GPT-5.4 Mini measured
OTIS Mock AIME6.3%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 551.0%Not measuredOnly GPT-4o (2024-05-13) measured
LMArena Text: math12841418GPT-5.4 Mini
LMArena Text: mathematical work12841429GPT-5.4 Mini
Neither model has a result on the other 6 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index04
Knowledge benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
MMLU ProNot measured84.5%Only GPT-5.4 Mini measured
CaseLaw (Vals AI)Not measured51.7%Only GPT-5.4 Mini measured
CorpFin (Vals AI)Not measured60.9%Only GPT-5.4 Mini measured
TaxEval (Vals AI)Not measured71.2%Only GPT-5.4 Mini measured
MortgageTax (Vals AI)Not measured63.5%Only GPT-5.4 Mini measured
MMLU Pro (Artificial Analysis run)74.0%Not measuredOnly GPT-4o (2024-05-13) measured
SimpleQA VerifiedNot measured29.4%Only GPT-5.4 Mini measured
MMLU84.2%Not measuredOnly GPT-4o (2024-05-13) measured
LMArena Text: science12951417GPT-5.4 Mini
LMArena Text: medicine and healthcare12781395GPT-5.4 Mini
LMArena Text: legal and government13141414GPT-5.4 Mini
LMArena Text: business and finance12621418GPT-5.4 Mini
Neither model has a result on the other 8 boards here
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Web design benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-5.4 MiniLeader
Neither model has a result on 9 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index020
General benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-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
IFBenchNot measured73.3%Only GPT-5.4 Mini measured
Long context reasoning (AA-LCR)Not measured77.0%Only GPT-5.4 Mini measured
DTBenchNot measured80.0%Only GPT-5.4 Mini measured
LMCANot measured40.8%Only GPT-5.4 Mini measured
LMArena Text13001412GPT-5.4 Mini
LMArena Text: instruction following12781405GPT-5.4 Mini
LMArena Text: creative writing12911370GPT-5.4 Mini
LMArena Vision11371245GPT-5.4 Mini
LMArena Text: English13121412GPT-5.4 Mini
LMArena Text: non-English12831405GPT-5.4 Mini
LMArena Text: Chinese12771446GPT-5.4 Mini
LMArena Text: German12831408GPT-5.4 Mini
LMArena Text: Japanese12571375GPT-5.4 Mini
LMArena Text: Korean12341370GPT-5.4 Mini
LMArena Text: French13041441GPT-5.4 Mini
LMArena Text: Spanish12921405GPT-5.4 Mini
LMArena Text: Russian12851417GPT-5.4 Mini
LMArena Text: Polish13651415GPT-5.4 Mini
LMArena Text: multi-turn13021429GPT-5.4 Mini
LMArena Text: longer queries12881408GPT-5.4 Mini
LMArena Text: writing and language12981393GPT-5.4 Mini
LMArena Text: entertainment and media12891373GPT-5.4 Mini
LMArena Vision: English11471244GPT-5.4 Mini
LMArena Vision: Chinese11321286GPT-5.4 Mini
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 18 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for GPT-4o (2024-05-13) and GPT-5.4 Mini
BenchmarkGPT-4o (2024-05-13)GPT-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-4o (2024-05-13)$0.013Fits in one request
GPT-5.4 Mini$0.0030Fits in one request

GPT-5.4 Mini costs less

Repository review

50K input + 3K output tokens

GPT-4o (2024-05-13)$0.295Fits in one request
GPT-5.4 Mini$0.051Fits in one request

GPT-5.4 Mini costs less

Agent loop

200K input + 10K output tokens

GPT-4o (2024-05-13)$1.15Exceeds the context window
GPT-5.4 Mini$0.195Fits in one request

GPT-5.4 Mini 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-4o (2024-05-13) and GPT-5.4 Mini
SpecificationOpenAI GPT-4o (2024-05-13)OpenAI GPT-5.4 Mini
MakerOpenAIOpenAI
WeightsNo public weights listedNo public weights listed
ReleasedMay 13, 2024March 17, 2026
Context window128K400K
Input $/Mtok$5.00$0.75
Output $/Mtok$15.00$4.50
Coding indexNot benchmarked35.8
Independent measurements behind it05
Cost per solved taskNot computable$0.70
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-4o (2024-05-13) 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-4o (2024-05-13) has none, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, GPT-4o (2024-05-13) or GPT-5.4 Mini?

GPT-4o (2024-05-13) costs $5.00 per million input tokens and $15.00 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-4o (2024-05-13) or GPT-5.4 Mini?

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

How many benchmarks is the GPT-4o (2024-05-13) vs GPT-5.4 Mini comparison based on?

38 benchmarks have a result for both models as of October 22, 2026. GPT-4o (2024-05-13)'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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