Model comparison
Claude Opus 4 vs MiniMax-M2
Claude Opus 4 is the stronger model overall, scoring 43.1 to 37.4 on the Noometry Index. MiniMax-M2 costs 57× less per token, which makes it the better buy when Claude Opus 4's lead doesn't matter for your workload.
Last verified . 17 shared benchmarks.
MiniMaxSummary
- They share 17 benchmarks with published results for both. Claude Opus 4 scores higher in 8 categories and MiniMax-M2 in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in agentic & tool use, where Claude Opus 4 leads 34.8 to 25.1.
- The biggest single-benchmark swing is Kagi LLM Benchmark: 74.3% for Claude Opus 4 and 57.8% for MiniMax-M2.
- MiniMax-M2 is cheaper at $0.30 / $1.20 per million input/output tokens, against $15 / $75 for Claude Opus 4.
- MiniMax-M2 accepts more context: 205K tokens versus 200K.
- MiniMax-M2 has downloadable open weights; the other is API-only.
Side by side
| Claude Opus 4 | MiniMax-M2 | |
|---|---|---|
| Provider | Anthropic | MiniMax |
| Noometry Index | 43.1 | 37.4 |
| Released | 2025-05-22 | 2025-10-27 |
| Weights | Proprietary | Open |
| Context window | 200K | 205K |
| Max output | 32K | 131K |
| Input $ / M tokens | $15 | $0.30 |
| Output $ / M tokens | $75 | $1.20 |
| Results tracked | 56 | 21 |
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Category by category
Coding Claude Opus 4 leads
Claude Opus 4: 47.2 (#62), MiniMax-M2: 39.3 (#159)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| SWE-bench Verified (bash only) | 67.6% | 61% |
| LMArena Coding | 1442 | 1370 |
| SWE-bench Verified | 70.7% | — |
| Aider Polyglot | 72% | — |
| LMArena WebDev | — | 1297 |
| GSO | 6.9% | — |
| WeirdML | 43.7% | — |
| AlgoTune | 1.33 | — |
Agentic & Tool Use Claude Opus 4 leads
Claude Opus 4: 34.8 (#42), MiniMax-M2: 25.1 (#109)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| Terminal-Bench | — | 30% |
| Cybench | 38% | — |
| DeepResearch Bench | 46.8% | — |
| LMArena Search | 1127 | — |
| METR Time Horizons | 63.9% | — |
| Vending-Bench 2 | — | 160.6 |
Reasoning Claude Opus 4 leads
Claude Opus 4: 27.3 (#121), MiniMax-M2: 19.4 (#258)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| Kagi LLM Benchmark | 74.3% | 57.8% |
| LMArena Hard Prompts | 1399 | 1357 |
| ARC-AGI-2 | 8.6% | — |
| SimpleBench | 58.8% | — |
| NYT Connections (extended) | — | 14.8% |
| ARC-AGI-1 | 35.7% | — |
| CritPt | 0.3% | — |
| EnigmaEval | 5.6% | — |
| DTBench | 81.6% | — |
| LMCA | 37.4% | — |
| Epoch Capabilities Index | 142.67 | — |
| ForecastBench | 61.1 | — |
Math Claude Opus 4 leads
Claude Opus 4: 42.0 (#86), MiniMax-M2: 37.3 (#160)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Math | 1390 | 1352 |
| OTIS Mock AIME 2024-2025 | 64.4% | — |
| Omni-MATH | 61.6% | — |
| MATH Level 5 | 85% | — |
| FrontierMath (Feb 2025 set) | 4.5% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
Knowledge Claude Opus 4 leads
Claude Opus 4: 44.0 (#88), MiniMax-M2: 37.0 (#163)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Expert | 1386 | 1337 |
| GPQA Diamond | 76.3% | — |
| Humanity's Last Exam | 10.7% | — |
| MMLU-Pro | 87.5% | — |
| Confabulations | 15.9% | — |
| Vectara Hallucination Rate | 12% | — |
| GPQA (HELM) | 70.8% | — |
Multimodal Not comparable
Claude Opus 4: 31.5 (#106), MiniMax-M2: —
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Vision | 1192 | — |
| GeoBench | 49% | — |
| VPCT | 38% | — |
Multilingual Claude Opus 4 leads
Claude Opus 4: 48.8 (#138), MiniMax-M2: 45.3 (#171)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Non-English | 1362 | 1313 |
| LMArena Chinese | 1386 | 1366 |
| LMArena French | 1372 | 1335 |
| LMArena German | 1391 | 1355 |
| LMArena Russian | 1392 | 1331 |
| LMArena Spanish | 1389 | 1326 |
| LMArena Japanese | 1331 | — |
| LMArena Korean | 1321 | — |
Instruction Following Claude Opus 4 leads
Claude Opus 4: 77.1 (#28), MiniMax-M2: 70.2 (#166)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Instruction Following | 1406 | 1328 |
| IFEval | 91.8% | — |
Long Context Too close to call
Claude Opus 4: 39.6 (#172), MiniMax-M2: 40.5 (#153)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Longer Query | 1422 | 1331 |
| Fiction.LiveBench | 61.1% | — |
Writing & Preference Claude Opus 4 leads
Claude Opus 4: 61.2 (#89), MiniMax-M2: 53.0 (#162)
| Benchmark | Claude Opus 4 | MiniMax-M2 |
|---|---|---|
| LMArena Text | 1377 | 1340 |
| LMArena Creative Writing | 1387 | 1286 |
| LMArena Multi-Turn | 1396 | 1361 |
| Short-Story Creative Writing | 83.6% | — |
| EQ-Bench Creative Writing | 1580 | — |
| WildBench | 85.2% | — |
Frequently asked questions
Is Claude Opus 4 better than MiniMax-M2?
Claude Opus 4 is the stronger model overall, scoring 43.1 to 37.4 on the Noometry Index. MiniMax-M2 costs 57× less per token, which makes it the better buy when Claude Opus 4's lead doesn't matter for your workload.
Which is cheaper, Claude Opus 4 or MiniMax-M2?
MiniMax-M2 is cheaper. It lists at $0.30 per million input tokens and $1.20 per million output tokens; Claude Opus 4 lists at $15 and $75.
Is Claude Opus 4 or MiniMax-M2 better for coding?
Claude Opus 4 scores higher on coding benchmarks: 47.2 versus 39.3 in the Noometry coding category.
Which has the bigger context window?
MiniMax-M2 does, with 205K tokens against 200K.
How many benchmarks do Claude Opus 4 and MiniMax-M2 share?
17 benchmarks have published results for both models. Claude Opus 4 has 56 scored results on Noometry and MiniMax-M2 has 21.