GPT-4o (2024-05-13) vs GPT-4o-mini (2024-07-18)
GPT-4o-mini (2024-07-18) costs 25.0x less per output token than GPT-4o (2024-05-13) ($0.60 vs $15.00 per million). Updated October 23, 2026; 36 benchmarks have a result for both.
GPT-4o (2024-05-13) or GPT-4o-mini (2024-07-18): which to pick
Neither model has a coding score yet, so the two cannot be ranked on coding.
Pick GPT-4o (2024-05-13) for work measured by OTIS Mock AIME or MATH level 5, where it leads.
- Shared results
- 36
- GPT-4o (2024-05-13) only
- 8
- GPT-4o-mini (2024-07-18) only
- 10
- 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.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Neither has a coding score yet.
One side not measured
Intelligence
AA Intelligence Index
No call
Only GPT-4o (2024-05-13) has a AA Intelligence Index result, 7.3.
Directional only
Reasoning
GPQA Diamond
No call
Only GPT-4o (2024-05-13) has a GPQA Diamond result, 50.2%.
Directional only
Long documents
Listed context window
No call
Both take 128K tokens.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
GPT-4o-mini (2024-07-18)
GPT-4o (2024-05-13) $0.013, GPT-4o-mini (2024-07-18) $0.0004 per turn.
List prices
At a glance
- Coding index
- GPT-4o (2024-05-13) not benchmarked, GPT-4o-mini (2024-07-18) not benchmarked.
- Widest category
- Agentic work, 14.9 points apart on average over 1 shared benchmark.
- Widest single gap
- LMArena Text: Polish: GPT-4o (2024-05-13) 1365 against GPT-4o-mini (2024-07-18) 1244, 20.1 points apart on a 0 to 100 scale.
- Output price
- GPT-4o (2024-05-13) $15.00 against GPT-4o-mini (2024-07-18) $0.60 per million output tokens, 25.0x apart.
- Context window
- Both take 128K tokens.
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-4o (2024-05-13) | Bars | GPT-4o-mini (2024-07-18) | Ties |
|---|---|---|---|---|
| Coding | 2 | 0 | ||
| Agentic work | 1 | 0 | ||
| Reasoning | 4 | 0 | ||
| Math | 2 | 2 | ||
| Knowledge | 3 | 2 | ||
| General | 19 | 1 | ||
| All shared boards | 31 | 5 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index20
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| Aider polyglot | Not measured | 3.6% | Only GPT-4o-mini (2024-07-18) measured |
| AA Coding Index | 24.2 | Not measured | Only GPT-4o (2024-05-13) measured |
| LiveCodeBench (Artificial Analysis run) | 33.4% | Not measured | Only GPT-4o (2024-05-13) measured |
| WeirdML | Not measured | 11.8% | Only GPT-4o-mini (2024-07-18) measured |
| LMArena Text: coding | 1297 | 1289 | GPT-4o (2024-05-13) |
| LMArena Text: software and IT | 1297 | 1291 | GPT-4o (2024-05-13) |
| Neither model has a result on the other 37 boards here | |||
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| AA Intelligence Index | 7.3 | Not measured | Only GPT-4o (2024-05-13) measured |
| Neither model has a result on the other 1 board here | |||
Agentic workLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| METR time horizons | 40.8% | Not measured | Only GPT-4o (2024-05-13) measured |
| BALROG | 32.3% | 17.4% | GPT-4o (2024-05-13) |
| Neither model has a result on the other 40 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| GPQA Diamond | 50.2% | Not measured | Only GPT-4o (2024-05-13) measured |
| GPQA Diamond (Artificial Analysis run) | 52.6% | Not measured | Only GPT-4o (2024-05-13) measured |
| Humanity's Last Exam (Artificial Analysis run) | 1.8% | Not measured | Only GPT-4o (2024-05-13) measured |
| GPQA Diamond (Epoch AI run) | 48.9% | 37.7% | GPT-4o (2024-05-13) |
| SimpleBench | Not measured | 10.7% | Only GPT-4o-mini (2024-07-18) measured |
| Chess puzzles | Not measured | 3.0% | Only GPT-4o-mini (2024-07-18) measured |
| Mystery game puzzles | Not measured | 12.0% | Only GPT-4o-mini (2024-07-18) measured |
| VPCT | Not measured | 34.0% | Only GPT-4o-mini (2024-07-18) measured |
| LMArena Text: hard prompts | 1281 | 1267 | GPT-4o (2024-05-13) |
| LMArena Text: expert | 1250 | 1235 | GPT-4o (2024-05-13) |
| LMArena Text: hard prompts in English | 1293 | 1278 | GPT-4o (2024-05-13) |
| Neither model has a result on the other 12 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index22
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| OTIS Mock AIME | 6.3% | 6.9% | GPT-4o-mini (2024-07-18) |
| FrontierMath, tiers 1 to 3 | Not measured | 0.7% | Only GPT-4o-mini (2024-07-18) measured |
| MATH level 5 | 51.0% | 52.6% | GPT-4o-mini (2024-07-18) |
| LMArena Text: math | 1284 | 1267 | GPT-4o (2024-05-13) |
| LMArena Text: mathematical work | 1284 | 1271 | GPT-4o (2024-05-13) |
| Neither model has a result on the other 9 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index32
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| MMLU Pro (Artificial Analysis run) | 74.0% | Not measured | Only GPT-4o (2024-05-13) measured |
| SimpleQA Verified | Not measured | 8.3% | Only GPT-4o-mini (2024-07-18) measured |
| MMLU | 84.2% | 76.7% | GPT-4o (2024-05-13) |
| GeoBench | Not measured | 64.0% | Only GPT-4o-mini (2024-07-18) measured |
| LMArena Text: science | 1295 | 1286 | GPT-4o (2024-05-13) |
| LMArena Text: medicine and healthcare | 1278 | 1282 | GPT-4o-mini (2024-07-18) |
| LMArena Text: legal and government | 1314 | 1305 | GPT-4o (2024-05-13) |
| LMArena Text: business and finance | 1261 | 1265 | GPT-4o-mini (2024-07-18) |
| Neither model has a result on the other 12 boards here | |||
Web designNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| Neither model has a result on 9 boards here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index191
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | Leader |
|---|---|---|---|
| Creative writing (Lech Mazur) | Not measured | 67.2% | Only GPT-4o-mini (2024-07-18) measured |
| LMArena Text | 1300 | 1286 | GPT-4o (2024-05-13) |
| LMArena Text: instruction following | 1278 | 1258 | GPT-4o (2024-05-13) |
| LMArena Text: creative writing | 1291 | 1268 | GPT-4o (2024-05-13) |
| LMArena Vision | 1137 | 1066 | GPT-4o (2024-05-13) |
| LMArena Text: English | 1312 | 1301 | GPT-4o (2024-05-13) |
| LMArena Text: non-English | 1283 | 1266 | GPT-4o (2024-05-13) |
| LMArena Text: Chinese | 1277 | 1265 | GPT-4o (2024-05-13) |
| LMArena Text: German | 1282 | 1272 | GPT-4o (2024-05-13) |
| LMArena Text: Japanese | 1257 | 1216 | GPT-4o (2024-05-13) |
| LMArena Text: Korean | 1234 | 1195 | GPT-4o (2024-05-13) |
| LMArena Text: French | 1304 | 1297 | GPT-4o (2024-05-13) |
| LMArena Text: Spanish | 1292 | 1276 | GPT-4o (2024-05-13) |
| LMArena Text: Russian | 1285 | 1275 | GPT-4o (2024-05-13) |
| LMArena Text: Polish | 1365 | 1244 | GPT-4o (2024-05-13) |
| LMArena Text: multi-turn | 1302 | 1285 | GPT-4o (2024-05-13) |
| LMArena Text: longer queries | 1288 | 1289 | GPT-4o-mini (2024-07-18) |
| LMArena Text: writing and language | 1298 | 1282 | GPT-4o (2024-05-13) |
| LMArena Text: entertainment and media | 1289 | 1253 | GPT-4o (2024-05-13) |
| LMArena Vision: English | 1147 | 1072 | GPT-4o (2024-05-13) |
| LMArena Vision: Chinese | 1132 | 1033 | GPT-4o (2024-05-13) |
| Neither model has a result on the other 27 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | GPT-4o (2024-05-13) | GPT-4o-mini (2024-07-18) | 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-4o-mini (2024-07-18) costs less
Repository review
50K input + 3K output tokens
GPT-4o-mini (2024-07-18) costs less
Agent loop
200K input + 10K output tokens
GPT-4o-mini (2024-07-18) 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-4o (2024-05-13) | OpenAI GPT-4o-mini (2024-07-18) |
|---|---|---|
| Maker | OpenAI | OpenAI |
| Weights | No public weights listed | No public weights listed |
| Released | May 13, 2024 | July 18, 2024 |
| Context window | 128K | 128K |
| Input $/Mtok | $5.00 | $0.15 |
| Output $/Mtok | $15.00 | $0.60 |
| Coding index | Not benchmarked | Not benchmarked |
| Independent measurements behind it | 0 | 0 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is GPT-4o (2024-05-13) better than GPT-4o-mini (2024-07-18) for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Pick GPT-4o (2024-05-13) for work measured by OTIS Mock AIME or MATH level 5, where it leads.
Which is cheaper, GPT-4o (2024-05-13) or GPT-4o-mini (2024-07-18)?
GPT-4o (2024-05-13) costs $5.00 per million input tokens and $15.00 per million output tokens; GPT-4o-mini (2024-07-18) costs $0.15 and $0.60. Cost per solved task is known for neither of them.
Which has the bigger context window, GPT-4o (2024-05-13) or GPT-4o-mini (2024-07-18)?
Neither: both take 128K tokens.
How many benchmarks is the GPT-4o (2024-05-13) vs GPT-4o-mini (2024-07-18) comparison based on?
36 benchmarks have a result for both models as of October 23, 2026. GPT-4o (2024-05-13)'s coding index rests on 0 independent benchmarks and GPT-4o-mini (2024-07-18)'s on 0. Where only one model has a result, the page says so instead of naming a winner.