Claude Opus 4.6 vs MiniMax M2.5
Updated October 21, 2026. 66 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.
Decision reading
Pick Claude Opus 4.6 for coding: it scores 66.9 on the Vibe Coding Index against 59.4 for MiniMax M2.5.
Pick MiniMax M2.5 when output tokens cost 26.3x less, or when a solved task costs $0.62 against $1.56.
- Shared results
- 66
- Claude Opus 4.6 only
- 42
- MiniMax M2.5 only
- 1
- Like-for-like categories
- 8 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
Claude Opus 4.6
Claude Opus 4.6 scores 66.9 against 59.4.
2 benchmarks behind each score
Intelligence
AA Intelligence Index
Claude Opus 4.6
Claude Opus 4.6 leads, 31.9 against 22.8.
Same board, both measured
Reasoning
GPQA Diamond
Claude Opus 4.6
Claude Opus 4.6 leads, 89.7% against 82.1%.
Same board, both measured
Math
AIME
Claude Opus 4.6
Claude Opus 4.6 leads, 95.6% against 88.8%.
Same board, both measured
Knowledge
MMLU Pro
Claude Opus 4.6
Claude Opus 4.6 leads, 89.1% against 80.1%.
Same board, both measured
Web design
Design Arena: websites
Claude Opus 4.6
Claude Opus 4.6 leads, 1291 against 1222.
Same board, both measured
Long documents
Listed context window
Claude Opus 4.6
Claude Opus 4.6 takes 1M tokens against 205K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
MiniMax M2.5
Claude Opus 4.6 $0.018, MiniMax M2.5 $0.0007 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
MiniMax M2.5
Claude Opus 4.6 $1.56, MiniMax M2.5 $0.62.
Published attempt cost and pass rate
At a glance
- Coding index
- Claude Opus 4.6 66.9 from 2 benchmarks, MiniMax M2.5 59.4 from 2 benchmarks.
- Widest category
- Agentic work, 26.7 points apart on average over 2 shared benchmarks.
- Widest single gap
- ARC-AGI-2: Claude Opus 4.6 69.2% against MiniMax M2.5 4.9%, 64.3 points apart on a 0 to 100 scale.
- Output price
- Claude Opus 4.6 $25.00 against MiniMax M2.5 $0.95 per million output tokens, 26.3x apart.
- Context window
- Claude Opus 4.6 takes 1M tokens, MiniMax M2.5 205K.
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 | Claude Opus 4.6 | Bars | MiniMax M2.5 | Ties |
|---|---|---|---|---|
| Coding | 11 | 1 | ||
| Intelligence | 2 | 0 | ||
| Agentic work | 1 | 1 | ||
| Reasoning | 8 | 0 | ||
| Math | 4 | 0 | ||
| Knowledge | 10 | 0 | ||
| Web design | 7 | 0 | ||
| General | 20 | 1 | ||
| All shared boards | 63 | 3 |
CodingLike-for-likeFour of these boards feed the Vibe Coding Index111
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| SWE-bench Verified | 75.6% | 75.8% | MiniMax M2.5 |
| SWE-bench Multilingual | 72.0% | 68.3% | Claude Opus 4.6 |
| LMArena WebDev | 1547 | 1386 | Claude Opus 4.6 |
| LiveCodeBench (Vals AI) | 84.7% | 79.2% | Claude Opus 4.6 |
| SWE-bench Verified (Vals AI) | 78.2% | 74.2% | Claude Opus 4.6 |
| Vibe Code Bench (Vals AI) | 57.6% | 14.8% | Claude Opus 4.6 |
| Terminal-Bench Hard (Artificial Analysis run) | 48.5% | 34.8% | Claude Opus 4.6 |
| Terminal-Bench | 79.8% | 42.7% | Claude Opus 4.6 |
| FrontierCode | 26.6% | Not measured | Only Claude Opus 4.6 measured |
| GSO-Bench | 41.2% | Not measured | Only Claude Opus 4.6 measured |
| WeirdML | 78.0% | Not measured | Only Claude Opus 4.6 measured |
| Cybench | 93.0% | Not measured | Only Claude Opus 4.6 measured |
| ALE-Bench | Not measured | 618.2 | Only MiniMax M2.5 measured |
| LMArena Text: coding | 1534 | 1380 | Claude Opus 4.6 |
| LMArena Text: software and IT | 1527 | 1383 | Claude Opus 4.6 |
| LMArena WebDev: React | 1539 | 1374 | Claude Opus 4.6 |
| LMArena WebDev: HTML | 1559 | 1414 | Claude Opus 4.6 |
| LMArena WebDev: from an image | 1543 | Not measured | Only Claude Opus 4.6 measured |
| Neither model has a result on the other 20 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| AA Intelligence Index | 31.9 | 22.8 | Claude Opus 4.6 |
| Epoch Capabilities Index | 155.7 | 146.6 | Claude Opus 4.6 |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index11
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| Design Arena: agents building web apps | 1206 | Not measured | Only Claude Opus 4.6 measured |
| Design Arena: agents building full-stack apps | 1220 | Not measured | Only Claude Opus 4.6 measured |
| Design Arena: agents building mobile apps | 1207 | Not measured | Only Claude Opus 4.6 measured |
| Design Arena: agents building Android apps | 1204 | Not measured | Only Claude Opus 4.6 measured |
| Design Arena: agents building games | 1214 | Not measured | Only Claude Opus 4.6 measured |
| τ²-Bench Telecom | 92.1% | 95.3% | MiniMax M2.5 |
| APEX-Agents | 46.3% | Not measured | Only Claude Opus 4.6 measured |
| METR time horizons | 78.9% | Not measured | Only Claude Opus 4.6 measured |
| Remote Labor Index | 4.2% | Not measured | Only Claude Opus 4.6 measured |
| DeepResearch Bench | 55.3% | Not measured | Only Claude Opus 4.6 measured |
| Vending-Bench 2 | $8,018 | -$23 | Claude Opus 4.6 |
| Neither model has a result on the other 28 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index80
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| GPQA Diamond | 89.7% | 82.1% | Claude Opus 4.6 |
| MMMU Pro (Vals AI) | 83.9% | Not measured | Only Claude Opus 4.6 measured |
| GPQA Diamond (Artificial Analysis run) | 89.6% | 84.8% | Claude Opus 4.6 |
| Humanity's Last Exam (Artificial Analysis run) | 39.9% | 20.5% | Claude Opus 4.6 |
| GPQA Diamond (Epoch AI run) | 90.5% | Not measured | Only Claude Opus 4.6 measured |
| ARC-AGI | 94.0% | 63.7% | Claude Opus 4.6 |
| ARC-AGI-2 | 69.2% | 4.9% | Claude Opus 4.6 |
| SimpleBench | 67.6% | Not measured | Only Claude Opus 4.6 measured |
| Chess puzzles | 21.0% | Not measured | Only Claude Opus 4.6 measured |
| Mystery game puzzles | 25.0% | Not measured | Only Claude Opus 4.6 measured |
| EBR-bench | 12.7% | Not measured | Only Claude Opus 4.6 measured |
| LMArena Text: hard prompts | 1525 | 1372 | Claude Opus 4.6 |
| LMArena Text: expert | 1544 | 1378 | Claude Opus 4.6 |
| LMArena Text: hard prompts in English | 1530 | 1384 | Claude Opus 4.6 |
| LMArena Vision: diagrams | 1340 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: homework | 1337 | Not measured | Only Claude Opus 4.6 measured |
| Neither model has a result on the other 5 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| AIME | 95.6% | 88.8% | Claude Opus 4.6 |
| OTIS Mock AIME | 94.4% | Not measured | Only Claude Opus 4.6 measured |
| FrontierMath, tiers 1 to 3 | 66.0% | Not measured | Only Claude Opus 4.6 measured |
| FrontierMath, tier 4 | 26.8% | Not measured | Only Claude Opus 4.6 measured |
| ProofBench | 50.0% | 4.0% | Claude Opus 4.6 |
| LMArena Text: math | 1518 | 1378 | Claude Opus 4.6 |
| LMArena Text: mathematical work | 1525 | 1378 | Claude Opus 4.6 |
| Neither model has a result on the other 6 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index100
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| MMLU Pro | 89.1% | 80.1% | Claude Opus 4.6 |
| LegalBench (Vals AI) | 85.3% | 80.0% | Claude Opus 4.6 |
| CaseLaw (Vals AI) | 62.1% | 53.5% | Claude Opus 4.6 |
| CorpFin (Vals AI) | 67.0% | 59.6% | Claude Opus 4.6 |
| TaxEval (Vals AI) | 76.0% | 68.2% | Claude Opus 4.6 |
| MortgageTax (Vals AI) | 68.5% | Not measured | Only Claude Opus 4.6 measured |
| MedQA (Vals AI) | 95.4% | 92.5% | Claude Opus 4.6 |
| MedCode (Vals AI) | 49.1% | Not measured | Only Claude Opus 4.6 measured |
| SimpleQA Verified | 47.0% | Not measured | Only Claude Opus 4.6 measured |
| LMArena Text: science | 1519 | 1369 | Claude Opus 4.6 |
| LMArena Text: medicine and healthcare | 1504 | 1357 | Claude Opus 4.6 |
| LMArena Text: legal and government | 1512 | 1366 | Claude Opus 4.6 |
| LMArena Text: business and finance | 1497 | 1356 | Claude Opus 4.6 |
| Neither model has a result on the other 4 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index70
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| Design Arena: websites | 1291 | 1222 | Claude Opus 4.6 |
| Design Arena: UI components | 1284 | 1172 | Claude Opus 4.6 |
| Design Arena: game dev | 1278 | 1176 | Claude Opus 4.6 |
| Design Arena: data viz | 1279 | 1171 | Claude Opus 4.6 |
| Design Arena: 3D | 1274 | 1170 | Claude Opus 4.6 |
| Design Arena: all code categories | 1289 | 1207 | Claude Opus 4.6 |
| Design Arena: SVG | 1227 | 1147 | Claude Opus 4.6 |
| Design Arena: ASCII art | 1254 | Not measured | Only Claude Opus 4.6 measured |
| Neither model has a result on the other 1 board here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index201
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | Leader |
|---|---|---|---|
| SAGE (Vals AI) | 51.6% | Not measured | Only Claude Opus 4.6 measured |
| MedScribe (Vals AI) | 86.7% | Not measured | Only Claude Opus 4.6 measured |
| IFBench | 53.1% | 71.6% | MiniMax M2.5 |
| Long context reasoning (AA-LCR) | 78.0% | 73.3% | Claude Opus 4.6 |
| DTBench | 91.2% | Not measured | Only Claude Opus 4.6 measured |
| LMCA | 55.8% | Not measured | Only Claude Opus 4.6 measured |
| CL-bench | 20.7% | 11.4% | Claude Opus 4.6 |
| Furniture assembly | 28.3% | Not measured | Only Claude Opus 4.6 measured |
| CL-bench Life | 17.0% | 6.3% | Claude Opus 4.6 |
| LMArena Text | 1501 | 1359 | Claude Opus 4.6 |
| LMArena Text: instruction following | 1521 | 1353 | Claude Opus 4.6 |
| LMArena Text: creative writing | 1505 | 1331 | Claude Opus 4.6 |
| LMArena Vision | 1316 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Text: English | 1511 | 1380 | Claude Opus 4.6 |
| LMArena Text: non-English | 1488 | 1338 | Claude Opus 4.6 |
| LMArena Text: Chinese | 1551 | 1393 | Claude Opus 4.6 |
| LMArena Text: German | 1500 | 1361 | Claude Opus 4.6 |
| LMArena Text: Japanese | 1488 | 1171 | Claude Opus 4.6 |
| LMArena Text: Korean | 1464 | 1233 | Claude Opus 4.6 |
| LMArena Text: French | 1512 | 1363 | Claude Opus 4.6 |
| LMArena Text: Spanish | 1510 | 1353 | Claude Opus 4.6 |
| LMArena Text: Russian | 1497 | 1359 | Claude Opus 4.6 |
| LMArena Text: Polish | 1499 | 1334 | Claude Opus 4.6 |
| LMArena Text: multi-turn | 1511 | 1364 | Claude Opus 4.6 |
| LMArena Text: longer queries | 1518 | 1366 | Claude Opus 4.6 |
| LMArena Text: writing and language | 1502 | 1345 | Claude Opus 4.6 |
| LMArena Text: entertainment and media | 1492 | 1329 | Claude Opus 4.6 |
| LMArena Vision: English | 1324 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: Chinese | 1370 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: reading text | 1326 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: humor | 1314 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: recognizing things | 1274 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Vision: creative writing | 1331 | Not measured | Only Claude Opus 4.6 measured |
| LMArena Document | 1507 | Not measured | Only Claude Opus 4.6 measured |
| Neither model has a result on the other 12 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Claude Opus 4.6 | MiniMax M2.5 | 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
MiniMax M2.5 costs less
Repository review
50K input + 3K output tokens
MiniMax M2.5 costs less
Agent loop
200K input + 10K output tokens
MiniMax M2.5 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 | Anthropic Claude Opus 4.6 | MiniMax M2.5 |
|---|---|---|
| Maker | Anthropic | MiniMax |
| Weights | No public weights listed | Open weights |
| Released | February 4, 2026 | February 12, 2026 |
| Context window | 1M | 205K |
| Input $/Mtok | $5.00 | $0.27 |
| Output $/Mtok | $25.00 | $0.95 |
| Coding index | 66.9 | 59.4 |
| Independent measurements behind it | 2 | 2 |
| Cost per solved task | $1.56 | $0.62 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Claude Opus 4.6 better than MiniMax M2.5 for coding?
Pick Claude Opus 4.6 for coding: it scores 66.9 on the Vibe Coding Index against 59.4 for MiniMax M2.5. Pick MiniMax M2.5 when output tokens cost 26.3x less, or when a solved task costs $0.62 against $1.56.
Which is cheaper, Claude Opus 4.6 or MiniMax M2.5?
Claude Opus 4.6 costs $5.00 per million input tokens and $25.00 per million output tokens; MiniMax M2.5 costs $0.27 and $0.95. Per solved SWE-bench Verified task, Claude Opus 4.6 costs $1.56 and MiniMax M2.5 $0.62.
Which has the bigger context window, Claude Opus 4.6 or MiniMax M2.5?
Claude Opus 4.6, with 1M tokens against 205K.
How many benchmarks is the Claude Opus 4.6 vs MiniMax M2.5 comparison based on?
66 benchmarks have a result for both models as of October 21, 2026. Claude Opus 4.6's coding index rests on 2 independent benchmarks and MiniMax M2.5's on 2. Where only one model has a result, the page says so instead of naming a winner.