GPT-4.1 Mini vs GPT-4o (2024-11-20)
Updated October 21, 2026. 17 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.
Decision reading
Pick GPT-4.1 Mini for coding: it scores 28.5 on the Vibe Coding Index against 18.2 for GPT-4o (2024-11-20).
Pick GPT-4o (2024-11-20) when what matters is MGSM (Vals AI) or LegalBench (Vals AI), where it leads.
- Shared results
- 17
- GPT-4.1 Mini only
- 67
- GPT-4o (2024-11-20) only
- 7
- Like-for-like categories
- 5 of 9
Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.
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.
Coding
Vibe Coding Index, four public coding benchmarks
GPT-4.1 Mini
GPT-4.1 Mini scores 28.5 against 18.2.
2 and 1 benchmarks behind the scores
Intelligence
AA Intelligence Index
GPT-4.1 Mini
GPT-4.1 Mini leads, 10.2 against 8.4.
Same board, both measured
Reasoning
GPQA Diamond
GPT-4.1 Mini
GPT-4.1 Mini leads, 67.9% against 53.8%.
Same board, both measured
Math
AIME
GPT-4.1 Mini
GPT-4.1 Mini leads, 49.4% against 11.9%.
Same board, both measured
Knowledge
MMLU Pro
GPT-4.1 Mini
GPT-4.1 Mini leads, 77.2% against 72.6%.
Same board, both measured
Web design
Design Arena: websites
No call
Only GPT-4.1 Mini has a Design Arena: websites result, 997.
Directional only
Long documents
Listed context window
GPT-4.1 Mini
GPT-4.1 Mini takes 1.05M tokens against 128K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
GPT-4.1 Mini
GPT-4.1 Mini $0.0012, GPT-4o (2024-11-20) $0.0075 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only GPT-4.1 Mini has the number, $1.818.
Directional only
At a glance
- Coding index
- GPT-4.1 Mini 28.5 from 2 benchmarks, GPT-4o (2024-11-20) 18.2 from 1 benchmark.
- Widest category
- Math, 26.0 points apart on average over 5 shared benchmarks.
- Widest single gap
- OTIS Mock AIME: GPT-4.1 Mini 44.7% against GPT-4o (2024-11-20) 6.3%, 38.5 points apart on a 0 to 100 scale.
- Output price
- GPT-4.1 Mini $1.60 against GPT-4o (2024-11-20) $10.00 per million output tokens, 6.3x apart.
- Context window
- GPT-4.1 Mini takes 1.05M tokens, GPT-4o (2024-11-20) 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.
| Category | GPT-4.1 Mini | Bars | GPT-4o (2024-11-20) | Ties |
|---|---|---|---|---|
| Coding | 3 | 0 | ||
| Intelligence | 1 | 0 | ||
| Reasoning | 3 | 0 | ||
| Math | 4 | 1 | ||
| Knowledge | 3 | 2 | ||
| All shared boards | 14 | 3 |
CodingLike-for-likeFour of these boards feed the Vibe Coding Index30
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| Aider polyglot | 32.4% | 18.2% | GPT-4.1 Mini |
| SWE-bench Verified | 23.9% | Not measured | Only GPT-4.1 Mini measured |
| AA Coding Index | 20.2 | Not measured | Only GPT-4.1 Mini measured |
| LiveCodeBench (Vals AI) | 58.2% | 43.4% | GPT-4.1 Mini |
| LiveCodeBench (Artificial Analysis run) | 48.3% | Not measured | Only GPT-4.1 Mini measured |
| Terminal-Bench Hard (Artificial Analysis run) | 7.6% | Not measured | Only GPT-4.1 Mini measured |
| GSO-Bench | Not measured | 0.0% | Only GPT-4o (2024-11-20) measured |
| WeirdML | 37.6% | 25.1% | GPT-4.1 Mini |
| Cybench | Not measured | 12.5% | Only GPT-4o (2024-11-20) measured |
| LMArena Text: coding | 1367 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: software and IT | 1360 | Not measured | Only GPT-4.1 Mini measured |
| Neither model has a result on the other 27 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| AA Intelligence Index | 10.2 | 8.4 | GPT-4.1 Mini |
| Epoch Capabilities Index | 134.9 | Not measured | Only GPT-4.1 Mini measured |
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| τ²-Bench Telecom | 52.9% | Not measured | Only GPT-4.1 Mini measured |
| TheAgentCompany | Not measured | 8.6% | Only GPT-4o (2024-11-20) measured |
| Neither model has a result on the other 37 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index30
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| GPQA Diamond | 67.9% | 53.8% | GPT-4.1 Mini |
| MMMU Pro (Vals AI) | 70.5% | 62.2% | GPT-4.1 Mini |
| GPQA Diamond (Artificial Analysis run) | 66.4% | Not measured | Only GPT-4.1 Mini measured |
| Humanity's Last Exam (Artificial Analysis run) | 5.0% | Not measured | Only GPT-4.1 Mini measured |
| GPQA Diamond (Epoch AI run) | 65.8% | 47.9% | GPT-4.1 Mini |
| ARC-AGI | 3.5% | Not measured | Only GPT-4.1 Mini measured |
| ARC-AGI-2 | 0.0% | Not measured | Only GPT-4.1 Mini measured |
| Chess puzzles | 1.0% | Not measured | Only GPT-4.1 Mini measured |
| Mystery game puzzles | 7.0% | Not measured | Only GPT-4.1 Mini measured |
| VPCT | Not measured | 40.0% | Only GPT-4o (2024-11-20) measured |
| LMArena Text: hard prompts | 1349 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: expert | 1338 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: hard prompts in English | 1362 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: diagrams | 1182 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: homework | 1214 | Not measured | Only GPT-4.1 Mini measured |
| Neither model has a result on the other 6 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index41
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| AIME | 49.4% | 11.9% | GPT-4.1 Mini |
| MATH 500 (Vals AI) | 88.0% | 74.0% | GPT-4.1 Mini |
| MGSM (Vals AI) | 87.8% | 90.4% | GPT-4o (2024-11-20) |
| AA Math Index | 46.3 | Not measured | Only GPT-4.1 Mini measured |
| AIME 2025 (Artificial Analysis run) | 46.3% | Not measured | Only GPT-4.1 Mini measured |
| OTIS Mock AIME | 44.7% | 6.3% | GPT-4.1 Mini |
| FrontierMath, tiers 1 to 3 | 6.7% | Not measured | Only GPT-4.1 Mini measured |
| MATH level 5 | 87.3% | 49.8% | GPT-4.1 Mini |
| LMArena Text: math | 1343 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: mathematical work | 1347 | Not measured | Only GPT-4.1 Mini measured |
| Neither model has a result on the other 3 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index32
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| MMLU Pro | 77.2% | 72.6% | GPT-4.1 Mini |
| LegalBench (Vals AI) | 78.0% | 82.2% | GPT-4o (2024-11-20) |
| CaseLaw (Vals AI) | Not measured | 59.7% | Only GPT-4o (2024-11-20) measured |
| CorpFin (Vals AI) | 57.9% | 45.9% | GPT-4.1 Mini |
| TaxEval (Vals AI) | 71.9% | 74.5% | GPT-4o (2024-11-20) |
| MortgageTax (Vals AI) | 65.5% | 57.4% | GPT-4.1 Mini |
| MedQA (Vals AI) | 84.6% | Not measured | Only GPT-4.1 Mini measured |
| MMLU Pro (Artificial Analysis run) | 78.1% | Not measured | Only GPT-4.1 Mini measured |
| SimpleQA Verified | 12.7% | Not measured | Only GPT-4.1 Mini measured |
| GeoBench | Not measured | 71.0% | Only GPT-4o (2024-11-20) measured |
| LMArena Text: science | 1328 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: medicine and healthcare | 1324 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: legal and government | 1343 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: business and finance | 1322 | Not measured | Only GPT-4.1 Mini measured |
| Neither model has a result on the other 3 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| Design Arena: websites | 997 | Not measured | Only GPT-4.1 Mini measured |
| Design Arena: UI components | 961 | Not measured | Only GPT-4.1 Mini measured |
| Design Arena: game dev | 1071 | Not measured | Only GPT-4.1 Mini measured |
| Design Arena: data viz | 1034 | Not measured | Only GPT-4.1 Mini measured |
| Design Arena: 3D | 837 | Not measured | Only GPT-4.1 Mini measured |
| Design Arena: all code categories | 994 | Not measured | Only GPT-4.1 Mini measured |
| Neither model has a result on the other 3 boards here | |||
GeneralDirectional onlyPublic boards, shown as published, kept out of the index31 boards, none shared
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| IFBench | 38.3% | Not measured | Only GPT-4.1 Mini measured |
| Long context reasoning (AA-LCR) | 44.0% | Not measured | Only GPT-4.1 Mini measured |
| DTBench | 68.8% | Not measured | Only GPT-4.1 Mini measured |
| LMCA | 21.1% | Not measured | Only GPT-4.1 Mini measured |
| Fiction.LiveBench | 44.4% | Not measured | Only GPT-4.1 Mini measured |
| Creative writing (Lech Mazur) | Not measured | 81.8% | Only GPT-4o (2024-11-20) measured |
| LMArena Text | 1341 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: instruction following | 1333 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: creative writing | 1299 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision | 1181 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: English | 1356 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: non-English | 1318 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Chinese | 1329 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: German | 1350 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Japanese | 1290 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Korean | 1298 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: French | 1358 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Spanish | 1319 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Russian | 1324 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: Polish | 1326 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: multi-turn | 1354 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: longer queries | 1344 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: writing and language | 1319 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Text: entertainment and media | 1300 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: English | 1191 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: Chinese | 1186 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: reading text | 1188 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: humor | 1182 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: captioning | 1174 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: recognizing things | 1187 | Not measured | Only GPT-4.1 Mini measured |
| LMArena Vision: creative writing | 1182 | Not measured | Only 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
| Benchmark | GPT-4.1 Mini | GPT-4o (2024-11-20) | Leader |
|---|---|---|---|
| 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 costs less
Repository review
50K input + 3K output tokens
GPT-4.1 Mini costs less
Agent loop
200K input + 10K output tokens
GPT-4.1 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.
| Specification | OpenAI GPT-4.1 Mini | OpenAI GPT-4o (2024-11-20) |
|---|---|---|
| Maker | OpenAI | OpenAI |
| Weights | No public weights listed | No public weights listed |
| Released | April 14, 2025 | November 20, 2024 |
| Context window | 1.05M | 128K |
| Input $/Mtok | $0.40 | $2.50 |
| Output $/Mtok | $1.60 | $10.00 |
| Coding index | 28.5 | 18.2 |
| Independent measurements behind it | 2 | 1 |
| Cost per solved task | $1.818 | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is GPT-4.1 Mini better than GPT-4o (2024-11-20) for coding?
Pick GPT-4.1 Mini for coding: it scores 28.5 on the Vibe Coding Index against 18.2 for GPT-4o (2024-11-20). Pick GPT-4o (2024-11-20) when what matters is MGSM (Vals AI) or LegalBench (Vals AI), where it leads.
Which is cheaper, GPT-4.1 Mini or GPT-4o (2024-11-20)?
GPT-4.1 Mini costs $0.40 per million input tokens and $1.60 per million output tokens; GPT-4o (2024-11-20) costs $2.50 and $10.00. 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 (2024-11-20)?
GPT-4.1 Mini, with 1.05M tokens against 128K.
How many benchmarks is the GPT-4.1 Mini vs GPT-4o (2024-11-20) comparison based on?
17 benchmarks have a result for both models as of October 21, 2026. GPT-4.1 Mini's coding index rests on 2 independent benchmarks and GPT-4o (2024-11-20)'s on 1. Where only one model has a result, the page says so instead of naming a winner.