MiniMax M3.1 Flash vs Mistral Large 4
MiniMax M3.1 Flash leads Mistral Large 4 on coding, 59.0 to 56.4 on the Vibe Coding Index, and MiniMax M3.1 Flash costs 7.0x less per output token ($0.60 vs $4.18 per million). Updated October 22, 2026; 19 benchmarks have a result for both.
MiniMax M3.1 Flash or Mistral Large 4: which to pick
Pick MiniMax M3.1 Flash for coding: it scores 59.0 on the Vibe Coding Index against 56.4 for Mistral Large 4, though on 4 benchmarks against 5.
Pick Mistral Large 4 for a larger context window (1.05M against 1M tokens) and work measured by Terminal-Bench 4 (Vals AI) or Vibe Code Bench (Vals AI), where it leads.
- Shared results
- 19
- MiniMax M3.1 Flash only
- 1
- Mistral Large 4 only
- 63
- 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
MiniMax M3.1 Flash
MiniMax M3.1 Flash scores 59.0 against 56.4.
4 and 5 benchmarks behind the scores
Intelligence
AA Intelligence Index
MiniMax M3.1 Flash
MiniMax M3.1 Flash leads, 42.7 against 38.4.
Same board, both measured
Web design
Design Arena: websites
No call
Only Mistral Large 4 has a Design Arena: websites result, 1258.
Directional only
General
Vals Index
No call
Only MiniMax M3.1 Flash has a Vals Index result, 53.8%.
Directional only
Long documents
Listed context window
Mistral Large 4
Mistral Large 4 takes 1.05M tokens against 1M.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
MiniMax M3.1 Flash
MiniMax M3.1 Flash $0.0004, Mistral Large 4 $0.0034 per turn.
List prices
At a glance
- Coding index
- MiniMax M3.1 Flash 59.0 from 4 benchmarks, Mistral Large 4 56.4 from 5 benchmarks.
- Widest category
- Agentic work, 27.6 points apart on average over 6 shared benchmarks.
- Widest single gap
- LiveBench browser: MiniMax M3.1 Flash 92.0% against Mistral Large 4 8.0%, 84.0 points apart on a 0 to 100 scale.
- Output price
- MiniMax M3.1 Flash $0.60 against Mistral Large 4 $4.18 per million output tokens, 7.0x apart.
- Context window
- MiniMax M3.1 Flash takes 1M tokens, Mistral Large 4 1.05M.
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 | MiniMax M3.1 Flash | Bars | Mistral Large 4 | Ties |
|---|---|---|---|---|
| Coding | 4 | 3 | ||
| Intelligence | 1 | 0 | ||
| Agentic work | 5 | 1 | ||
| Reasoning | 1 | 1 | ||
| Web design | 1 | 0 | ||
| General | 0 | 2 | ||
| All shared boards | 12 | 7 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index43
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| LiveBench coding | 83.9% | 60.0% | MiniMax M3.1 Flash |
| LMArena WebDev | 1587 | 1543 | MiniMax M3.1 Flash |
| Terminal-Bench 4 (Vals AI) | 25.3% | 27.8% | Mistral Large 4 |
| Vibe Code Bench (Vals AI) | 73.9% | 78.4% | Mistral Large 4 |
| Code migration (Vals AI) | Not measured | 30.6% | Only Mistral Large 4 measured |
| IOI (Vals AI) | Not measured | 45.3% | Only Mistral Large 4 measured |
| SWE-bench Multimodal (Vals AI) | Not measured | 33.1% | Only Mistral Large 4 measured |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 14.3% | Only Mistral Large 4 measured |
| SciCode | 53.4% | 54.2% | Mistral Large 4 |
| FrontierCode | Not measured | 39.4% | Only Mistral Large 4 measured |
| ALE-Bench | Not measured | 1213.2 | Only Mistral Large 4 measured |
| LMArena Text: coding | Not measured | 1478 | Only Mistral Large 4 measured |
| LMArena Text: software and IT | Not measured | 1467 | Only Mistral Large 4 measured |
| LMArena WebDev: React | 1609 | 1559 | MiniMax M3.1 Flash |
| LMArena WebDev: HTML | 1529 | 1487 | MiniMax M3.1 Flash |
| Neither model has a result on the other 28 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| AA Intelligence Index | 42.7 | 38.4 | MiniMax M3.1 Flash |
| Epoch Capabilities Index | Not measured | 150.0 | Only Mistral Large 4 measured |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index51
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| LiveBench research | 72.7% | 28.1% | MiniMax M3.1 Flash |
| LiveBench browser | 92.0% | 8.0% | MiniMax M3.1 Flash |
| LiveBench long agentic | 34.7% | 11.8% | MiniMax M3.1 Flash |
| Finance Agent (Vals AI) | Not measured | 54.7% | Only Mistral Large 4 measured |
| Tax Agent Bench (Vals AI) | 32.1% | 30.4% | MiniMax M3.1 Flash |
| Legal Research Bench (Vals AI) | 34.1% | 31.7% | MiniMax M3.1 Flash |
| Harvey's Legal Agent Benchmark (Vals AI) | 7.5% | 17.5% | Mistral Large 4 |
| Excel Modeling Benchmark (Vals AI) | Not measured | 56.2% | Only Mistral Large 4 measured |
| BioMysteryBench (Vals AI) | Not measured | 67.0% | Only Mistral Large 4 measured |
| Neither model has a result on the other 33 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index11
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| LiveBench reasoning | 82.9% | 83.9% | Mistral Large 4 |
| MysteryMechanism (Vals AI) | Not measured | 12.2% | Only Mistral Large 4 measured |
| Humanity's Last Exam (Artificial Analysis run) | 48.0% | 35.0% | MiniMax M3.1 Flash |
| GPQA Diamond (Epoch AI run) | Not measured | 88.1% | Only Mistral Large 4 measured |
| Chess puzzles | Not measured | 33.0% | Only Mistral Large 4 measured |
| Mystery game puzzles | Not measured | 17.0% | Only Mistral Large 4 measured |
| LMArena Text: hard prompts | Not measured | 1444 | Only Mistral Large 4 measured |
| LMArena Text: expert | Not measured | 1444 | Only Mistral Large 4 measured |
| LMArena Text: hard prompts in English | Not measured | 1442 | Only Mistral Large 4 measured |
| LMArena Vision: diagrams | Not measured | 1288 | Only Mistral Large 4 measured |
| Neither model has a result on the other 13 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index7 boards, none shared
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| OTIS Mock AIME | Not measured | 98.3% | Only Mistral Large 4 measured |
| FrontierMath, tiers 1 to 3 | Not measured | 58.6% | Only Mistral Large 4 measured |
| FrontierMath, tier 4 | Not measured | 26.8% | Only Mistral Large 4 measured |
| ProofBench | Not measured | 10.0% | Only Mistral Large 4 measured |
| LMArena Text: math | Not measured | 1469 | Only Mistral Large 4 measured |
| LMArena Text: mathematical work | Not measured | 1462 | Only Mistral Large 4 measured |
| MathArena | Not measured | 26.7% | Only Mistral Large 4 measured |
| Neither model has a result on the other 7 boards here | |||
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index6 boards, none shared
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| MedCode (Vals AI) | Not measured | 40.7% | Only Mistral Large 4 measured |
| SimpleQA Verified | Not measured | 20.0% | Only Mistral Large 4 measured |
| LMArena Text: science | Not measured | 1448 | Only Mistral Large 4 measured |
| LMArena Text: medicine and healthcare | Not measured | 1433 | Only Mistral Large 4 measured |
| LMArena Text: legal and government | Not measured | 1425 | Only Mistral Large 4 measured |
| LMArena Text: business and finance | Not measured | 1439 | Only Mistral Large 4 measured |
| Neither model has a result on the other 14 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| Design Arena: websites | Not measured | 1258 | Only Mistral Large 4 measured |
| Design Arena: UI components | Not measured | 1273 | Only Mistral Large 4 measured |
| Design Arena: game dev | Not measured | 1225 | Only Mistral Large 4 measured |
| Design Arena: data viz | Not measured | 1275 | Only Mistral Large 4 measured |
| Design Arena: 3D | Not measured | 1252 | Only Mistral Large 4 measured |
| Design Arena: all code categories | Not measured | 1259 | Only Mistral Large 4 measured |
| Design Arena: SVG | Not measured | 1232 | Only Mistral Large 4 measured |
| Design Arena: ASCII art | Not measured | 1202 | Only Mistral Large 4 measured |
| LiveBench design | 74.0% | 65.6% | MiniMax M3.1 Flash |
GeneralLike-for-likePublic boards, shown as published, kept out of the index02
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | Leader |
|---|---|---|---|
| Vals Index | 53.8% | Not measured | Only MiniMax M3.1 Flash measured |
| LiveBench data analysis | 71.4% | 76.5% | Mistral Large 4 |
| MedScribe (Vals AI) | Not measured | 80.4% | Only Mistral Large 4 measured |
| Long context reasoning (AA-LCR) | 79.7% | 81.3% | Mistral Large 4 |
| DTBench | Not measured | 88.2% | Only Mistral Large 4 measured |
| LMCA | Not measured | 35.8% | Only Mistral Large 4 measured |
| Surface Evolver Bench | Not measured | 28.1% | Only Mistral Large 4 measured |
| Furniture assembly | Not measured | 20.8% | Only Mistral Large 4 measured |
| LMArena Text | Not measured | 1431 | Only Mistral Large 4 measured |
| LMArena Text: instruction following | Not measured | 1422 | Only Mistral Large 4 measured |
| LMArena Text: creative writing | Not measured | 1363 | Only Mistral Large 4 measured |
| LMArena Vision | Not measured | 1272 | Only Mistral Large 4 measured |
| LMArena Text: English | Not measured | 1433 | Only Mistral Large 4 measured |
| LMArena Text: non-English | Not measured | 1422 | Only Mistral Large 4 measured |
| LMArena Text: Chinese | Not measured | 1492 | Only Mistral Large 4 measured |
| LMArena Text: Japanese | Not measured | 1415 | Only Mistral Large 4 measured |
| LMArena Text: French | Not measured | 1492 | Only Mistral Large 4 measured |
| LMArena Text: Spanish | Not measured | 1455 | Only Mistral Large 4 measured |
| LMArena Text: Russian | Not measured | 1417 | Only Mistral Large 4 measured |
| LMArena Text: multi-turn | Not measured | 1435 | Only Mistral Large 4 measured |
| LMArena Text: longer queries | Not measured | 1428 | Only Mistral Large 4 measured |
| LMArena Text: writing and language | Not measured | 1386 | Only Mistral Large 4 measured |
| LMArena Text: entertainment and media | Not measured | 1378 | Only Mistral Large 4 measured |
| LMArena Vision: English | Not measured | 1283 | Only Mistral Large 4 measured |
| LMArena Vision: reading text | Not measured | 1284 | Only Mistral Large 4 measured |
| Neither model has a result on the other 23 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | MiniMax M3.1 Flash | Mistral Large 4 | 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 M3.1 Flash costs less
Repository review
50K input + 3K output tokens
MiniMax M3.1 Flash costs less
Agent loop
200K input + 10K output tokens
MiniMax M3.1 Flash 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 | MiniMax M3.1 Flash | Mistral Large 4 |
|---|---|---|
| Maker | MiniMax | Mistral AI |
| Weights | No public weights listed | No public weights listed |
| Released | October 19, 2026 | October 6, 2026 |
| Context window | 1M | 1.05M |
| Input $/Mtok | $0.15 | $1.36 |
| Output $/Mtok | $0.60 | $4.18 |
| Coding index | 59.0 | 56.4 |
| Independent measurements behind it | 4 | 5 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is MiniMax M3.1 Flash better than Mistral Large 4 for coding?
Pick MiniMax M3.1 Flash for coding: it scores 59.0 on the Vibe Coding Index against 56.4 for Mistral Large 4, though on 4 benchmarks against 5. Pick Mistral Large 4 for a larger context window (1.05M against 1M tokens) and work measured by Terminal-Bench 4 (Vals AI) or Vibe Code Bench (Vals AI), where it leads.
Which is cheaper, MiniMax M3.1 Flash or Mistral Large 4?
MiniMax M3.1 Flash costs $0.15 per million input tokens and $0.60 per million output tokens; Mistral Large 4 costs $1.36 and $4.18. Cost per solved task is known for neither of them.
Which has the bigger context window, MiniMax M3.1 Flash or Mistral Large 4?
Mistral Large 4, with 1.05M tokens against 1M.
How many benchmarks is the MiniMax M3.1 Flash vs Mistral Large 4 comparison based on?
19 benchmarks have a result for both models as of October 22, 2026. MiniMax M3.1 Flash's coding index rests on 4 independent benchmarks and Mistral Large 4's on 5. Where only one model has a result, the page says so instead of naming a winner.