Model comparison
GPT-4.5 vs MiniMax-M2
GPT-4.5 and MiniMax-M2 score almost the same on the Noometry Index (36.9 vs 36.9), so choose on price, context window or the category you care about most.
Last verified . 14 shared benchmarks.
MiniMaxSummary
- They share 14 benchmarks with published results for both. GPT-4.5 scores higher in 5 categories and MiniMax-M2 in 4 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where GPT-4.5 leads 52.7 to 45.6.
- MiniMax-M2 has downloadable open weights; the other is API-only.
Side by side
| GPT-4.5 | MiniMax-M2 | |
|---|---|---|
| Provider | OpenAI | MiniMax |
| Noometry Index | 36.9 | 36.9 |
| Released | 2025-02-27 | 2025-10-27 |
| Weights | Proprietary | Open |
| Context window | — | 205K |
| Max output | — | 131K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $1.20 |
| Results tracked | 42 | 21 |
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Category by category
Coding GPT-4.5 leads
GPT-4.5: 41.8 (#102), MiniMax-M2: 39.1 (#151)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Coding | 1397 | 1370 |
| SWE-bench Verified (bash only) | — | 61% |
| Aider Polyglot | 44.9% | — |
| LMArena WebDev | — | 1297 |
| WeirdML | 39.4% | — |
| LiveBench Coding | 75.2% | — |
Agentic & Tool Use GPT-4.5 leads
GPT-4.5: 27.6 (#92), MiniMax-M2: 24.9 (#102)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| Terminal-Bench | — | 30% |
| Cybench | 17.5% | — |
| Vending-Bench 2 | — | 160.6 |
Reasoning MiniMax-M2 leads
GPT-4.5: 14.1 (#320), MiniMax-M2: 18.6 (#256)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Hard Prompts | 1404 | 1357 |
| ARC-AGI-2 | 0.8% | — |
| SimpleBench | 34.5% | — |
| Kagi LLM Benchmark | — | 57.8% |
| NYT Connections (extended) | — | 14.8% |
| ARC-AGI-1 | 10.3% | — |
| EnigmaEval | 3.2% | — |
| LiveBench Reasoning | 71.1% | — |
| LiveBench Data Analysis | 64.3% | — |
| Epoch Capabilities Index | 136.74 | — |
| ForecastBench | 61.7 | — |
| LiveBench | 69% | — |
Math MiniMax-M2 leads
GPT-4.5: 31.0 (#200), MiniMax-M2: 34.6 (#158)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Math | 1412 | 1350 |
| OTIS Mock AIME 2024-2025 | 37.8% | — |
| LiveBench Math | 69.3% | — |
| MATH Level 5 | 78.6% | — |
Knowledge MiniMax-M2 leads
GPT-4.5: 32.4 (#205), MiniMax-M2: 36.3 (#160)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Expert | 1394 | 1336 |
| GPQA Diamond | 68.7% | — |
| Humanity's Last Exam | 5.4% | — |
| Confabulations | 13.6% | — |
Multimodal Not comparable
GPT-4.5: 37.0 (#68), MiniMax-M2: —
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Vision | 1195 | — |
| VPCT | 45% | — |
Multilingual GPT-4.5 leads
GPT-4.5: 52.7 (#78), MiniMax-M2: 45.6 (#165)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Non-English | 1413 | 1314 |
| LMArena Chinese | 1421 | 1367 |
| LMArena French | 1417 | 1336 |
| LMArena German | 1457 | 1366 |
| LMArena Russian | 1419 | 1332 |
| LMArena Japanese | 1416 | — |
| LMArena Korean | 1392 | — |
| LMArena Spanish | — | 1326 |
Instruction Following GPT-4.5 leads
GPT-4.5: 72.8 (#129), MiniMax-M2: 70.4 (#160)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Instruction Following | 1404 | 1329 |
| LiveBench Instruction Following | 72.3% | — |
Long Context Too close to call
GPT-4.5: 40.4 (#150), MiniMax-M2: 40.5 (#148)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Longer Query | 1406 | 1332 |
| Fiction.LiveBench | 63.9% | — |
Writing & Preference GPT-4.5 leads
GPT-4.5: 57.1 (#129), MiniMax-M2: 53.3 (#157)
| Benchmark | GPT-4.5 | MiniMax-M2 |
|---|---|---|
| LMArena Text | 1417 | 1340 |
| LMArena Creative Writing | 1394 | 1288 |
| LMArena Multi-Turn | 1444 | 1362 |
| Short-Story Creative Writing | 75.6% | — |
| EQ-Bench Creative Writing | 1258 | — |
| LiveBench Language | 61.5% | — |
Frequently asked questions
Is GPT-4.5 better than MiniMax-M2?
GPT-4.5 and MiniMax-M2 score almost the same on the Noometry Index (36.9 vs 36.9), so choose on price, context window or the category you care about most.
Is GPT-4.5 or MiniMax-M2 better for coding?
GPT-4.5 scores higher on coding benchmarks: 41.8 versus 39.1 in the Noometry coding category.
How many benchmarks do GPT-4.5 and MiniMax-M2 share?
14 benchmarks have published results for both models. GPT-4.5 has 42 scored results on Noometry and MiniMax-M2 has 21.