Gemini 3.1 Pro Preview vs MiniMax M3
Updated October 21, 2026. 101 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.
vs boards won of 101 shared
Decision reading
Pick MiniMax M3 for coding: it scores 57.8 on the Vibe Coding Index against 35.3 for Gemini 3.1 Pro Preview.
Pick Gemini 3.1 Pro Preview when what matters is AA Coding Index or LiveCodeBench (Vals AI), where it leads.
Model AGemini 3.1 Pro PreviewGoogle35.3/1001 independent benchmark$0.99 per solved taskModel BMiniMax M3MiniMax57.8/1002 independent benchmarks$0.56 per solved task
- Shared results
- 101
- Gemini 3.1 Pro Preview only
- 30
- MiniMax M3 only
- 15
- 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
MiniMax M3
MiniMax M3 scores 57.8 against 35.3.
1 and 2 benchmarks behind the scores
Intelligence
AA Intelligence Index
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview leads, 29.7 against 29.2.
Same board, both measured
Agentic work
AA Agentic Index
MiniMax M3
MiniMax M3 leads, 29.5 against 8.2.
Same board, both measured
Reasoning
GPQA Diamond
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview leads, 95.5% against 92.7%.
Same board, both measured
Math
AIME
No call
Only Gemini 3.1 Pro Preview has a AIME result, 98.1%.
Directional only
Knowledge
MMLU Pro
Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview leads, 91.0% against 84.2%.
Same board, both measured
Web design
Design Arena: websites
MiniMax M3
MiniMax M3 leads, 1257 against 1234.
Same board, both measured
Long documents
Listed context window
No call
Both take 1.05M tokens.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
MiniMax M3
Gemini 3.1 Pro Preview $0.0080, MiniMax M3 $0.0009 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
MiniMax M3
Gemini 3.1 Pro Preview $0.99, MiniMax M3 $0.56.
Published attempt cost and pass rate
At a glance
- Coding index
- Gemini 3.1 Pro Preview 35.3 from 1 benchmark, MiniMax M3 57.8 from 2 benchmarks.
- Widest category
- Math, 11.7 points apart on average over 4 shared benchmarks.
- Widest single gap
- Chess puzzles: Gemini 3.1 Pro Preview 51.0% against MiniMax M3 13.0%, 38.0 points apart on a 0 to 100 scale.
- Output price
- Gemini 3.1 Pro Preview $12.00 against MiniMax M3 $1.20 per million output tokens, 10.0x apart.
- Context window
- Both take 1.05M 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 | Gemini 3.1 Pro Preview | Bars | MiniMax M3 | Ties |
|---|---|---|---|---|
| Coding | 12 | 5 | ||
| Intelligence | 1 | 0 | ||
| Agentic work | 2 | 13 | ||
| Reasoning | 13 | 0 | ||
| Math | 4 | 0 | ||
| Knowledge | 9 | 1 | ||
| Web design | 3 | 5 | ||
| General | 27 | 6 | ||
| All shared boards | 71 | 30 |
CodingLike-for-likeFour of these boards feed the Vibe Coding Index125
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| LiveBench coding | Not measured | 70.9% | Only MiniMax M3 measured |
| LMArena WebDev | 1447 | 1482 | MiniMax M3 |
| AA Coding Index | 68.8 | 58.6 | Gemini 3.1 Pro Preview |
| LiveCodeBench (Vals AI) | 88.5% | 82.2% | Gemini 3.1 Pro Preview |
| SWE-bench Verified (Vals AI) | 78.8% | 75.0% | Gemini 3.1 Pro Preview |
| Terminal-Bench 4 (Vals AI) | 2.5% | 1.0% | Gemini 3.1 Pro Preview |
| Vibe Code Bench (Vals AI) | 32.0% | 47.6% | MiniMax M3 |
| Code migration (Vals AI) | 17.3% | 19.9% | MiniMax M3 |
| ProgramBench (Vals AI) | 0.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| IOI (Vals AI) | 51.8% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Terminal-Bench 2.1 (Vals AI) | 70.8% | 53.6% | Gemini 3.1 Pro Preview |
| SWE-bench Multimodal (Vals AI) | Not measured | 33.3% | Only MiniMax M3 measured |
| Vibe Code Bench 1-100 (Vals AI) | 6.7% | 9.2% | MiniMax M3 |
| SkillsBench (Vals AI) | Not measured | 51.5% | Only MiniMax M3 measured |
| CyberBench (Vals AI) | Not measured | 65.0% | Only MiniMax M3 measured |
| SciCode | 58.7% | 47.1% | Gemini 3.1 Pro Preview |
| Terminal-Bench Hard (Artificial Analysis run) | 53.8% | 42.4% | Gemini 3.1 Pro Preview |
| Terminal-Bench | 80.2% | Not measured | Only Gemini 3.1 Pro Preview measured |
| FrontierCode | Not measured | 14.7% | Only MiniMax M3 measured |
| GSO-Bench | 22.6% | Not measured | Only Gemini 3.1 Pro Preview measured |
| WeirdML | 72.1% | Not measured | Only Gemini 3.1 Pro Preview measured |
| MirrorCode | 8.9% | Not measured | Only Gemini 3.1 Pro Preview measured |
| ALE-Bench | 1160.6 | 640.0 | Gemini 3.1 Pro Preview |
| LMArena Text: coding | 1484 | 1470 | Gemini 3.1 Pro Preview |
| LMArena Text: software and IT | 1487 | 1466 | Gemini 3.1 Pro Preview |
| LMArena WebDev: React | 1438 | 1478 | MiniMax M3 |
| LMArena WebDev: HTML | 1490 | 1455 | Gemini 3.1 Pro Preview |
| LMArena WebDev: from an image | 1481 | 1470 | Gemini 3.1 Pro Preview |
| Neither model has a result on the other 10 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| AA Intelligence Index | 29.7 | 29.2 | Gemini 3.1 Pro Preview |
| Epoch Capabilities Index | Not measured | 146.9 | Only MiniMax M3 measured |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index213
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| AA Agentic Index | 8.2 | 29.5 | MiniMax M3 |
| Design Arena: agents building web apps | 1125 | 1200 | MiniMax M3 |
| Design Arena: agents building full-stack apps | 1068 | 1197 | MiniMax M3 |
| Design Arena: agents building mobile apps | 1094 | 1169 | MiniMax M3 |
| Design Arena: agents building Android apps | 1055 | 1164 | MiniMax M3 |
| Design Arena: agents building Godot games | 1236 | Not measured | Only Gemini 3.1 Pro Preview measured |
| Design Arena: agents building games | 1114 | 1158 | MiniMax M3 |
| Design Arena: HTML slides | 1153 | 1180 | MiniMax M3 |
| Design Arena: PowerPoint slides | 1064 | 1205 | MiniMax M3 |
| Design Arena: spreadsheets | Not measured | 1021 | Only MiniMax M3 measured |
| LiveBench research | Not measured | 68.0% | Only MiniMax M3 measured |
| LiveBench browser | Not measured | 8.0% | Only MiniMax M3 measured |
| LiveBench long agentic | Not measured | 12.4% | Only MiniMax M3 measured |
| SREBench (Vals AI) | 0.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Finance Agent (Vals AI) | 43.0% | 48.3% | MiniMax M3 |
| Tax Agent Bench (Vals AI) | 9.3% | 20.6% | MiniMax M3 |
| Legal Research Bench (Vals AI) | 20.7% | 29.8% | MiniMax M3 |
| Excel Modeling Benchmark (Vals AI) | 52.6% | 47.8% | Gemini 3.1 Pro Preview |
| BioMysteryBench (Vals AI) | 60.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Terminal-Bench-Science (Vals AI) | 1.4% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Vals Science Index | 27.4% | Not measured | Only Gemini 3.1 Pro Preview measured |
| τ²-Bench Telecom | 95.6% | 88.9% | Gemini 3.1 Pro Preview |
| APEX-Agents | 35.1% | 37.7% | MiniMax M3 |
| METR time horizons | 77.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| OSWorld 2.0 | Not measured | 4.6% | Only MiniMax M3 measured |
| BALROG | 57.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| DeepResearch Bench | 47.8% | Not measured | Only Gemini 3.1 Pro Preview measured |
| PostTrainBench | 22.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Vending-Bench 2 | $911 | $2,158 | MiniMax M3 |
| Neither model has a result on the other 10 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index130
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| GPQA Diamond | 95.5% | 92.7% | Gemini 3.1 Pro Preview |
| LiveBench reasoning | Not measured | 74.5% | Only MiniMax M3 measured |
| MysteryMechanism (Vals AI) | 20.7% | Not measured | Only Gemini 3.1 Pro Preview measured |
| MMMU Pro (Vals AI) | 88.2% | 81.2% | Gemini 3.1 Pro Preview |
| GPQA Diamond (Artificial Analysis run) | 94.1% | 92.9% | Gemini 3.1 Pro Preview |
| Humanity's Last Exam (Artificial Analysis run) | 47.0% | 39.0% | Gemini 3.1 Pro Preview |
| GPQA Diamond (Epoch AI run) | 94.4% | 90.9% | Gemini 3.1 Pro Preview |
| ARC-AGI | 98.0% | Not measured | Only Gemini 3.1 Pro Preview measured |
| ARC-AGI-2 | 77.1% | Not measured | Only Gemini 3.1 Pro Preview measured |
| SimpleBench | 79.6% | 45.8% | Gemini 3.1 Pro Preview |
| Chess puzzles | 51.0% | 13.0% | Gemini 3.1 Pro Preview |
| Mystery game puzzles | 34.0% | 8.0% | Gemini 3.1 Pro Preview |
| EBR-bench | 14.3% | Not measured | Only Gemini 3.1 Pro Preview measured |
| LMArena Text: hard prompts | 1485 | 1447 | Gemini 3.1 Pro Preview |
| LMArena Text: expert | 1483 | 1461 | Gemini 3.1 Pro Preview |
| LMArena Text: hard prompts in English | 1480 | 1455 | Gemini 3.1 Pro Preview |
| LMArena Vision: diagrams | 1311 | 1266 | Gemini 3.1 Pro Preview |
| LMArena Vision: homework | 1316 | 1268 | Gemini 3.1 Pro Preview |
| Neither model has a result on the other 3 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| AIME | 98.1% | Not measured | Only Gemini 3.1 Pro Preview measured |
| OTIS Mock AIME | 95.6% | 71.1% | Gemini 3.1 Pro Preview |
| FrontierMath, tiers 1 to 3 | 59.6% | Not measured | Only Gemini 3.1 Pro Preview measured |
| FrontierMath, tier 4 | 26.8% | Not measured | Only Gemini 3.1 Pro Preview measured |
| ProofBench | 26.0% | 18.0% | Gemini 3.1 Pro Preview |
| LMArena Text: math | 1486 | 1429 | Gemini 3.1 Pro Preview |
| LMArena Text: mathematical work | 1478 | 1448 | Gemini 3.1 Pro Preview |
| Neither model has a result on the other 6 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index91
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| MMLU Pro | 91.0% | 84.2% | Gemini 3.1 Pro Preview |
| LegalBench (Vals AI) | 87.4% | 85.4% | Gemini 3.1 Pro Preview |
| CaseLaw (Vals AI) | 64.8% | Not measured | Only Gemini 3.1 Pro Preview measured |
| CorpFin (Vals AI) | 64.5% | 68.1% | MiniMax M3 |
| TaxEval (Vals AI) | 72.9% | 72.7% | Gemini 3.1 Pro Preview |
| MortgageTax (Vals AI) | 69.4% | 68.4% | Gemini 3.1 Pro Preview |
| MedQA (Vals AI) | 96.4% | Not measured | Only Gemini 3.1 Pro Preview measured |
| MedCode (Vals AI) | 59.1% | 46.3% | Gemini 3.1 Pro Preview |
| SimpleQA Verified | 73.5% | Not measured | Only Gemini 3.1 Pro Preview measured |
| LMArena Text: science | 1497 | 1452 | Gemini 3.1 Pro Preview |
| LMArena Text: medicine and healthcare | 1486 | 1441 | Gemini 3.1 Pro Preview |
| LMArena Text: legal and government | 1487 | 1437 | Gemini 3.1 Pro Preview |
| LMArena Text: business and finance | 1459 | 1434 | Gemini 3.1 Pro Preview |
| Neither model has a result on the other 4 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index35
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| Design Arena: websites | 1234 | 1257 | MiniMax M3 |
| Design Arena: UI components | 1226 | 1246 | MiniMax M3 |
| Design Arena: game dev | 1203 | 1210 | MiniMax M3 |
| Design Arena: data viz | 1209 | 1235 | MiniMax M3 |
| Design Arena: 3D | 1234 | 1209 | Gemini 3.1 Pro Preview |
| Design Arena: all code categories | 1231 | 1247 | MiniMax M3 |
| Design Arena: SVG | 1285 | 1161 | Gemini 3.1 Pro Preview |
| Design Arena: ASCII art | 1270 | 1161 | Gemini 3.1 Pro Preview |
| LiveBench design | Not measured | 66.2% | Only MiniMax M3 measured |
GeneralLike-for-likePublic boards, shown as published, kept out of the index276
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | Leader |
|---|---|---|---|
| LiveBench data analysis | Not measured | 76.2% | Only MiniMax M3 measured |
| Public Benefits Bench (Vals AI) | 53.8% | 64.1% | MiniMax M3 |
| SAGE (Vals AI) | 48.7% | 50.6% | MiniMax M3 |
| MedScribe (Vals AI) | 76.1% | 87.3% | MiniMax M3 |
| Vals Multimodal Index | 56.1% | 60.0% | MiniMax M3 |
| IFBench | 77.1% | 82.9% | MiniMax M3 |
| Long context reasoning (AA-LCR) | 82.0% | 83.0% | MiniMax M3 |
| DTBench | 97.1% | 78.9% | Gemini 3.1 Pro Preview |
| LMCA | 53.8% | 33.7% | Gemini 3.1 Pro Preview |
| CL-bench | 20.8% | Not measured | Only Gemini 3.1 Pro Preview measured |
| Surface Evolver Bench | Not measured | 55.0% | Only MiniMax M3 measured |
| Furniture assembly | 26.7% | Not measured | Only Gemini 3.1 Pro Preview measured |
| ExploitBench | 26.1% | Not measured | Only Gemini 3.1 Pro Preview measured |
| CL-bench Life | 16.9% | Not measured | Only Gemini 3.1 Pro Preview measured |
| LMArena Text | 1480 | 1433 | Gemini 3.1 Pro Preview |
| LMArena Text: instruction following | 1466 | 1433 | Gemini 3.1 Pro Preview |
| LMArena Text: creative writing | 1482 | 1404 | Gemini 3.1 Pro Preview |
| LMArena Vision | 1296 | 1251 | Gemini 3.1 Pro Preview |
| LMArena Text: English | 1478 | 1443 | Gemini 3.1 Pro Preview |
| LMArena Text: non-English | 1476 | 1420 | Gemini 3.1 Pro Preview |
| LMArena Text: Chinese | 1527 | 1466 | Gemini 3.1 Pro Preview |
| LMArena Text: German | 1490 | 1428 | Gemini 3.1 Pro Preview |
| LMArena Text: Japanese | 1491 | 1380 | Gemini 3.1 Pro Preview |
| LMArena Text: Korean | 1455 | 1373 | Gemini 3.1 Pro Preview |
| LMArena Text: French | 1487 | 1444 | Gemini 3.1 Pro Preview |
| LMArena Text: Spanish | 1481 | 1433 | Gemini 3.1 Pro Preview |
| LMArena Text: Russian | 1497 | 1426 | Gemini 3.1 Pro Preview |
| LMArena Text: Polish | 1498 | 1423 | Gemini 3.1 Pro Preview |
| LMArena Text: multi-turn | 1487 | 1443 | Gemini 3.1 Pro Preview |
| LMArena Text: longer queries | 1482 | 1446 | Gemini 3.1 Pro Preview |
| LMArena Text: writing and language | 1481 | 1419 | Gemini 3.1 Pro Preview |
| LMArena Text: entertainment and media | 1465 | 1403 | Gemini 3.1 Pro Preview |
| LMArena Vision: English | 1287 | 1263 | Gemini 3.1 Pro Preview |
| LMArena Vision: Chinese | 1364 | 1311 | Gemini 3.1 Pro Preview |
| LMArena Vision: reading text | 1304 | 1259 | Gemini 3.1 Pro Preview |
| LMArena Vision: humor | 1322 | 1235 | Gemini 3.1 Pro Preview |
| LMArena Vision: captioning | 1345 | Not measured | Only Gemini 3.1 Pro Preview measured |
| LMArena Vision: recognizing things | 1330 | 1197 | Gemini 3.1 Pro Preview |
| LMArena Vision: creative writing | 1324 | 1234 | Gemini 3.1 Pro Preview |
| LMArena Document | 1444 | 1435 | Gemini 3.1 Pro Preview |
| Neither model has a result on the other 6 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 3.1 Pro Preview | MiniMax M3 | 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
Gemini 3.1 Pro Preview$0.0080Fits in one request
MiniMax M3$0.0009Fits in one request
MiniMax M3 costs less
Repository review
50K input + 3K output tokens
Gemini 3.1 Pro Preview$0.136Fits in one request
MiniMax M3$0.019Fits in one request
MiniMax M3 costs less
Agent loop
200K input + 10K output tokens
Gemini 3.1 Pro Preview$0.520Fits in one request
MiniMax M3$0.072Fits in one request
MiniMax M3 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 | Google Gemini 3.1 Pro Preview | MiniMax M3 |
|---|---|---|
| Maker | MiniMax | |
| Weights | No public weights listed | Open weights |
| Released | February 19, 2026 | May 31, 2026 |
| Context window | 1.05M | 1.05M |
| Input $/Mtok | $2.00 | $0.30 |
| Output $/Mtok | $12.00 | $1.20 |
| Coding index | 35.3 | 57.8 |
| Independent measurements behind it | 1 | 2 |
| Cost per solved task | $0.99 | $0.56 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Gemini 3.1 Pro Preview better than MiniMax M3 for coding?
Pick MiniMax M3 for coding: it scores 57.8 on the Vibe Coding Index against 35.3 for Gemini 3.1 Pro Preview. Pick Gemini 3.1 Pro Preview when what matters is AA Coding Index or LiveCodeBench (Vals AI), where it leads.
Which is cheaper, Gemini 3.1 Pro Preview or MiniMax M3?
Gemini 3.1 Pro Preview costs $2.00 per million input tokens and $12.00 per million output tokens; MiniMax M3 costs $0.30 and $1.20. Per solved SWE-bench Verified task, Gemini 3.1 Pro Preview costs $0.99 and MiniMax M3 $0.56.
Which has the bigger context window, Gemini 3.1 Pro Preview or MiniMax M3?
Neither: both take 1.05M tokens.
How many benchmarks is the Gemini 3.1 Pro Preview vs MiniMax M3 comparison based on?
101 benchmarks have a result for both models as of October 21, 2026. Gemini 3.1 Pro Preview's coding index rests on 1 independent benchmark and MiniMax M3's on 2. Where only one model has a result, the page says so instead of naming a winner.