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GPT-4.1 Mini vs GPT-4o-mini

GPT-4.1 Mini leads GPT-4o-mini on the Artificial Analysis Intelligence Index, 10.2 to 6.7, and GPT-4o-mini costs 2.7x less per output token ($0.60 vs $1.60 per million). Updated October 21, 2026; 24 benchmarks have a result for both.

Replace GPT-4.1 Mini Replace GPT-4o-mini
GPT-4.1 MiniOpenAI
Coding
No data
Overall
10.2
Output $/M
$1.60
23
GPT-4o-miniOpenAI
Coding
No data
Overall
6.7
Output $/M
$0.60
0
vs boards won of 24 shared, 1 tied

GPT-4.1 Mini or GPT-4o-mini: which to pick

Neither model has a coding score yet, so the two cannot be ranked on coding.

Pick GPT-4.1 Mini for a larger context window (1.05M against 128K tokens).

Model AGPT-4.1 MiniOpenAINot benchmarkedNo coding benchmark$1.818 per solved taskModel BGPT-4o-miniOpenAINot benchmarkedNo coding benchmarkNo cost per solved task
Shared results
24
GPT-4.1 Mini only
60
GPT-4o-mini only
3
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-4.1 Mini not benchmarked, GPT-4o-mini not benchmarked.
Widest category
Math, 23.6 points apart on average over 5 shared benchmarks.
Widest single gap
AIME: GPT-4.1 Mini 49.4% against GPT-4o-mini 11.5%, 37.9 points apart on a 0 to 100 scale.
Output price
GPT-4.1 Mini $1.60 against GPT-4o-mini $0.60 per million output tokens, 2.7x apart.
Context window
GPT-4.1 Mini takes 1.05M tokens, GPT-4o-mini 128K.

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 MiniBarsGPT-4o-miniTies
Coding30
Intelligence20
Reasoning401 tie
Math50
Knowledge60
General30
All shared boards2301 tie
CodingLike-for-likeSix of these boards feed the Vibe Coding Index30
Coding benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
Aider polyglot32.4%Not measuredOnly GPT-4.1 Mini measured
SWE-bench Verified23.9%Not measuredOnly GPT-4.1 Mini measured
AA Coding Index20.211.4GPT-4.1 Mini
LiveCodeBench (Vals AI)58.2%26.4%GPT-4.1 Mini
LiveCodeBench (Artificial Analysis run)48.3%23.4%GPT-4.1 Mini
Terminal-Bench Hard (Artificial Analysis run)7.6%Not measuredOnly GPT-4.1 Mini measured
WeirdML37.6%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: coding1367Not measuredOnly GPT-4.1 Mini measured
LMArena Text: software and IT1360Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 29 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
AA Intelligence Index10.26.7GPT-4.1 Mini
Epoch Capabilities Index134.9126.5GPT-4.1 Mini
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
Agentic work benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
τ²-Bench Telecom52.9%Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 38 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index40
Reasoning benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
GPQA Diamond67.9%44.2%GPT-4.1 Mini
MMMU Pro (Vals AI)70.5%56.6%GPT-4.1 Mini
GPQA Diamond (Artificial Analysis run)66.4%42.6%GPT-4.1 Mini
Humanity's Last Exam (Artificial Analysis run)5.0%4.2%GPT-4.1 Mini
GPQA Diamond (Epoch AI run)65.8%Not measuredOnly GPT-4.1 Mini measured
ARC-AGI3.5%Not measuredOnly GPT-4.1 Mini measured
ARC-AGI-20.0%0.0%Tie
Chess puzzles1.0%Not measuredOnly GPT-4.1 Mini measured
Mystery game puzzles7.0%Not measuredOnly GPT-4.1 Mini measured
LMArena Text: hard prompts1349Not measuredOnly GPT-4.1 Mini measured
LMArena Text: expert1338Not measuredOnly GPT-4.1 Mini measured
LMArena Text: hard prompts in English1362Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: diagrams1182Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: homework1214Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 7 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index50
Math benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
AIME49.4%11.5%GPT-4.1 Mini
MATH 500 (Vals AI)88.0%72.6%GPT-4.1 Mini
MGSM (Vals AI)87.8%86.2%GPT-4.1 Mini
AA Math Index46.314.7GPT-4.1 Mini
AIME 2025 (Artificial Analysis run)46.3%14.7%GPT-4.1 Mini
OTIS Mock AIME44.7%Not measuredOnly GPT-4.1 Mini measured
FrontierMath, tiers 1 to 36.7%Not measuredOnly GPT-4.1 Mini measured
MATH level 587.3%Not measuredOnly GPT-4.1 Mini measured
GSM8KNot measured91.3%Only GPT-4o-mini measured
LMArena Text: math1343Not measuredOnly GPT-4.1 Mini measured
LMArena Text: mathematical work1347Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 2 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index60
Knowledge benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
MMLU Pro77.2%62.7%GPT-4.1 Mini
LegalBench (Vals AI)78.0%Not measuredOnly GPT-4.1 Mini measured
CorpFin (Vals AI)57.9%45.5%GPT-4.1 Mini
TaxEval (Vals AI)71.9%60.5%GPT-4.1 Mini
MortgageTax (Vals AI)65.5%54.5%GPT-4.1 Mini
MedQA (Vals AI)84.6%72.4%GPT-4.1 Mini
MMLU Pro (Artificial Analysis run)78.1%64.8%GPT-4.1 Mini
SimpleQA Verified12.7%Not measuredOnly GPT-4.1 Mini measured
MMLUNot measured81.8%Only GPT-4o-mini measured
LMArena Text: science1328Not measuredOnly GPT-4.1 Mini measured
LMArena Text: medicine and healthcare1324Not measuredOnly GPT-4.1 Mini measured
LMArena Text: legal and government1343Not measuredOnly GPT-4.1 Mini measured
LMArena Text: business and finance1322Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 4 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
Web design benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
Design Arena: websites997Not measuredOnly GPT-4.1 Mini measured
Design Arena: UI components961Not measuredOnly GPT-4.1 Mini measured
Design Arena: game dev1071Not measuredOnly GPT-4.1 Mini measured
Design Arena: data viz1034Not measuredOnly GPT-4.1 Mini measured
Design Arena: 3D837Not measuredOnly GPT-4.1 Mini measured
Design Arena: all code categories994Not measuredOnly GPT-4.1 Mini measured
Neither model has a result on the other 3 boards here
GeneralLike-for-likePublic boards, shown as published, kept out of the index30
General benchmarks for GPT-4.1 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-miniLeader
IFBench38.3%31.0%GPT-4.1 Mini
Long context reasoning (AA-LCR)44.0%Not measuredOnly GPT-4.1 Mini measured
DTBench68.8%54.4%GPT-4.1 Mini
LMCA21.1%10.4%GPT-4.1 Mini
Fiction.LiveBench44.4%Not measuredOnly GPT-4.1 Mini measured
PIQANot measured88.7%Only GPT-4o-mini measured
LMArena Text1341Not measuredOnly GPT-4.1 Mini measured
LMArena Text: instruction following1333Not measuredOnly GPT-4.1 Mini measured
LMArena Text: creative writing1299Not measuredOnly GPT-4.1 Mini measured
LMArena Vision1181Not measuredOnly GPT-4.1 Mini measured
LMArena Text: English1356Not measuredOnly GPT-4.1 Mini measured
LMArena Text: non-English1318Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Chinese1329Not measuredOnly GPT-4.1 Mini measured
LMArena Text: German1350Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Japanese1290Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Korean1298Not measuredOnly GPT-4.1 Mini measured
LMArena Text: French1358Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Spanish1319Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Russian1324Not measuredOnly GPT-4.1 Mini measured
LMArena Text: Polish1326Not measuredOnly GPT-4.1 Mini measured
LMArena Text: multi-turn1354Not measuredOnly GPT-4.1 Mini measured
LMArena Text: longer queries1344Not measuredOnly GPT-4.1 Mini measured
LMArena Text: writing and language1319Not measuredOnly GPT-4.1 Mini measured
LMArena Text: entertainment and media1300Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: English1191Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: Chinese1186Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: reading text1188Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: humor1182Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: captioning1174Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: recognizing things1187Not measuredOnly GPT-4.1 Mini measured
LMArena Vision: creative writing1182Not measuredOnly GPT-4.1 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 Mini and GPT-4o-mini
BenchmarkGPT-4.1 MiniGPT-4o-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 Mini$0.0012Fits in one request
GPT-4o-mini$0.0004Fits in one request

GPT-4o-mini costs less

Repository review

50K input + 3K output tokens

GPT-4.1 Mini$0.025Fits in one request
GPT-4o-mini$0.0093Fits in one request

GPT-4o-mini costs less

Agent loop

200K input + 10K output tokens

GPT-4.1 Mini$0.096Fits in one request
GPT-4o-mini$0.036Exceeds the context window

GPT-4o-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-4.1 Mini and GPT-4o-mini
SpecificationOpenAI GPT-4.1 MiniOpenAI GPT-4o-mini
MakerOpenAIOpenAI
WeightsNo public weights listedNo public weights listed
ReleasedApril 14, 2025July 18, 2024
Context window1.05M128K
Input $/Mtok$0.40$0.15
Output $/Mtok$1.60$0.60
Coding indexNot benchmarkedNot benchmarked
Independent measurements behind it00
Cost per solved task$1.818Not computable
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-4.1 Mini better than GPT-4o-mini for coding?

Neither model has a coding score yet, so the two cannot be ranked on coding. Pick GPT-4.1 Mini for a larger context window (1.05M against 128K tokens).

Which is cheaper, GPT-4.1 Mini or GPT-4o-mini?

GPT-4.1 Mini costs $0.40 per million input tokens and $1.60 per million output tokens; GPT-4o-mini costs $0.15 and $0.60. Cost per solved task is known for GPT-4.1 Mini only.

Which has the bigger context window, GPT-4.1 Mini or GPT-4o-mini?

GPT-4.1 Mini, with 1.05M tokens against 128K.

How many benchmarks is the GPT-4.1 Mini vs GPT-4o-mini comparison based on?

24 benchmarks have a result for both models as of October 21, 2026. GPT-4.1 Mini's coding index rests on 0 independent benchmarks and GPT-4o-mini's on 0. Where only one model has a result, the page says so instead of naming a winner.

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