Mistral Medium 3.1 vs Qwen3.8 Max (0902)
Qwen3.8 Max (0902) leads Mistral Medium 3.1 on the Artificial Analysis Intelligence Index, 45.4 to 9.2, and Mistral Medium 3.1 costs 3.0x less per output token ($2.00 vs $6.00 per million). Updated October 23, 2026; 59 benchmarks have a result for both.
Mistral Medium 3.1 or Qwen3.8 Max (0902): which to pick
Only Qwen3.8 Max (0902) has a coding score, 67.1 on the Vibe Coding Index; Mistral Medium 3.1 has none, so the two cannot be ranked on coding.
Pick Mistral Medium 3.1 for output tokens 3.0x cheaper ($2.00 vs $6.00 per million).
- Shared results
- 59
- Mistral Medium 3.1 only
- 15
- Qwen3.8 Max (0902) only
- 57
- Like-for-like categories
- 8 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
No call
Only Qwen3.8 Max (0902) has a coding score, so no call is made.
One side not measured
Intelligence
AA Intelligence Index
Qwen3.8 Max (0902)
Qwen3.8 Max (0902) leads, 45.4 against 9.2.
Same board, both measured
Agentic work
AA Agentic Index
Qwen3.8 Max (0902)
Qwen3.8 Max (0902) leads, 56.0 against 1.9.
Same board, both measured
Reasoning
GPQA Diamond
No call
Only Qwen3.8 Max (0902) has a GPQA Diamond result, 93.7%.
Directional only
Math
AIME
No call
Only Mistral Medium 3.1 has a AIME result, 42.3%.
Directional only
Knowledge
MMLU Pro
Qwen3.8 Max (0902)
Qwen3.8 Max (0902) leads, 88.6% against 75.3%.
Same board, both measured
Web design
Design Arena: websites
Qwen3.8 Max (0902)
Qwen3.8 Max (0902) leads, 1276 against 1132.
Same board, both measured
General
Vals Index
No call
Only Qwen3.8 Max (0902) has a Vals Index result, 59.1%.
Directional only
Long documents
Listed context window
Qwen3.8 Max (0902)
Qwen3.8 Max (0902) takes 1M tokens against 131K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Mistral Medium 3.1
Mistral Medium 3.1 $0.0014, Qwen3.8 Max (0902) $0.0050 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only Qwen3.8 Max (0902) has the number, $1.32.
Directional only
At a glance
- Coding index
- Mistral Medium 3.1 not benchmarked, Qwen3.8 Max (0902) 67.1 from 5 benchmarks.
- Widest category
- Agentic work, 54.1 points apart on average over 1 shared benchmark.
- Widest single gap
- AA Coding Index: Mistral Medium 3.1 20.5 against Qwen3.8 Max (0902) 76.2, 55.7 points apart on a 0 to 100 scale.
- Output price
- Mistral Medium 3.1 $2.00 against Qwen3.8 Max (0902) $6.00 per million output tokens, 3.0x apart.
- Context window
- Mistral Medium 3.1 takes 131K tokens, Qwen3.8 Max (0902) 1M.
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 | Mistral Medium 3.1 | Bars | Qwen3.8 Max (0902) | Ties |
|---|---|---|---|---|
| Coding | 0 | 5 | ||
| Intelligence | 0 | 1 | ||
| Agentic work | 0 | 1 | ||
| Reasoning | 0 | 8 | ||
| Math | 0 | 2 | ||
| Knowledge | 0 | 9 | ||
| Web design | 0 | 7 | ||
| General | 0 | 26 | ||
| All shared boards | 0 | 59 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index05
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| LiveBench coding | Not measured | 60.3% | Only Qwen3.8 Max (0902) measured |
| LMArena WebDev | Not measured | 1673 | Only Qwen3.8 Max (0902) measured |
| AA Coding Index | 20.5 | 76.2 | Qwen3.8 Max (0902) |
| LiveCodeBench (Vals AI) | 44.8% | 87.8% | Qwen3.8 Max (0902) |
| SWE-bench Verified (Vals AI) | Not measured | 85.6% | Only Qwen3.8 Max (0902) measured |
| Terminal-Bench 4 (Vals AI) | Not measured | 38.9% | Only Qwen3.8 Max (0902) measured |
| Vibe Code Bench (Vals AI) | Not measured | 77.1% | Only Qwen3.8 Max (0902) measured |
| Code migration (Vals AI) | Not measured | 24.0% | Only Qwen3.8 Max (0902) measured |
| ProgramBench (Vals AI) | Not measured | 0.0% | Only Qwen3.8 Max (0902) measured |
| IOI (Vals AI) | Not measured | 68.9% | Only Qwen3.8 Max (0902) measured |
| Terminal-Bench 2.1 (Vals AI) | Not measured | 67.4% | Only Qwen3.8 Max (0902) measured |
| SWE-bench Multimodal (Vals AI) | Not measured | 42.5% | Only Qwen3.8 Max (0902) measured |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 24.8% | Only Qwen3.8 Max (0902) measured |
| SkillsBench (Vals AI) | Not measured | 42.0% | Only Qwen3.8 Max (0902) measured |
| CyberBench (Vals AI) | Not measured | 28.6% | Only Qwen3.8 Max (0902) measured |
| LiveCodeBench (Artificial Analysis run) | 40.6% | Not measured | Only Mistral Medium 3.1 measured |
| SciCode | 32.4% | 53.2% | Qwen3.8 Max (0902) |
| Terminal-Bench Hard (Artificial Analysis run) | 10.6% | Not measured | Only Mistral Medium 3.1 measured |
| FrontierSWE | Not measured | 17.8% | Only Qwen3.8 Max (0902) measured |
| ALE-Bench | 210.2 | Not measured | Only Mistral Medium 3.1 measured |
| LMArena Text: coding | 1433 | 1503 | Qwen3.8 Max (0902) |
| LMArena Text: software and IT | 1436 | 1498 | Qwen3.8 Max (0902) |
| LMArena WebDev: React | Not measured | 1690 | Only Qwen3.8 Max (0902) measured |
| LMArena WebDev: HTML | Not measured | 1652 | Only Qwen3.8 Max (0902) measured |
| LMArena WebDev: from an image | Not measured | 1637 | Only Qwen3.8 Max (0902) measured |
| Neither model has a result on the other 18 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| AA Intelligence Index | 9.2 | 45.4 | Qwen3.8 Max (0902) |
| Epoch Capabilities Index | Not measured | 157.4 | Only Qwen3.8 Max (0902) measured |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| AA Agentic Index | 1.9 | 56.0 | Qwen3.8 Max (0902) |
| Design Arena: agents building web apps | Not measured | 1300 | Only Qwen3.8 Max (0902) measured |
| Design Arena: agents building full-stack apps | Not measured | 1305 | Only Qwen3.8 Max (0902) measured |
| Design Arena: agents building mobile apps | Not measured | 1224 | Only Qwen3.8 Max (0902) measured |
| Design Arena: agents building Android apps | Not measured | 1194 | Only Qwen3.8 Max (0902) measured |
| Design Arena: agents building Godot games | Not measured | 1234 | Only Qwen3.8 Max (0902) measured |
| Design Arena: PowerPoint slides | Not measured | 1226 | Only Qwen3.8 Max (0902) measured |
| Design Arena: spreadsheets | Not measured | 995 | Only Qwen3.8 Max (0902) measured |
| LiveBench research | Not measured | 69.9% | Only Qwen3.8 Max (0902) measured |
| LiveBench browser | Not measured | 32.0% | Only Qwen3.8 Max (0902) measured |
| LiveBench long agentic | Not measured | 42.3% | Only Qwen3.8 Max (0902) measured |
| Finance Agent (Vals AI) | Not measured | 57.9% | Only Qwen3.8 Max (0902) measured |
| Tax Agent Bench (Vals AI) | Not measured | 49.7% | Only Qwen3.8 Max (0902) measured |
| Legal Research Bench (Vals AI) | Not measured | 47.6% | Only Qwen3.8 Max (0902) measured |
| Harvey's Legal Agent Benchmark (Vals AI) | Not measured | 15.4% | Only Qwen3.8 Max (0902) measured |
| Excel Modeling Benchmark (Vals AI) | Not measured | 72.0% | Only Qwen3.8 Max (0902) measured |
| Terminal-Bench-Science (Vals AI) | Not measured | 12.9% | Only Qwen3.8 Max (0902) measured |
| τ²-Bench Telecom | 40.6% | Not measured | Only Mistral Medium 3.1 measured |
| APEX-Agents | Not measured | 63.3% | Only Qwen3.8 Max (0902) measured |
| LMArena Search | Not measured | 1261 | Only Qwen3.8 Max (0902) measured |
| Neither model has a result on the other 22 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index08
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| GPQA Diamond | Not measured | 93.7% | Only Qwen3.8 Max (0902) measured |
| LiveBench reasoning | Not measured | 88.2% | Only Qwen3.8 Max (0902) measured |
| MysteryMechanism (Vals AI) | Not measured | 23.9% | Only Qwen3.8 Max (0902) measured |
| MMMU Pro (Vals AI) | 63.0% | 88.0% | Qwen3.8 Max (0902) |
| GPQA Diamond (Artificial Analysis run) | 58.8% | 92.8% | Qwen3.8 Max (0902) |
| Humanity's Last Exam (Artificial Analysis run) | 4.7% | 43.1% | Qwen3.8 Max (0902) |
| GPQA Diamond (Epoch AI run) | Not measured | 92.7% | Only Qwen3.8 Max (0902) measured |
| Chess puzzles | Not measured | 46.0% | Only Qwen3.8 Max (0902) measured |
| Mystery game puzzles | Not measured | 38.0% | Only Qwen3.8 Max (0902) measured |
| LMArena Text: hard prompts | 1426 | 1497 | Qwen3.8 Max (0902) |
| LMArena Text: expert | 1408 | 1507 | Qwen3.8 Max (0902) |
| LMArena Text: hard prompts in English | 1435 | 1504 | Qwen3.8 Max (0902) |
| LMArena Vision: diagrams | 1175 | 1323 | Qwen3.8 Max (0902) |
| LMArena Vision: homework | 1165 | 1336 | Qwen3.8 Max (0902) |
| Neither model has a result on the other 9 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index02
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| AIME | 42.3% | Not measured | Only Mistral Medium 3.1 measured |
| MATH 500 (Vals AI) | 87.0% | Not measured | Only Mistral Medium 3.1 measured |
| MGSM (Vals AI) | 90.9% | Not measured | Only Mistral Medium 3.1 measured |
| AA Math Index | 38.3 | Not measured | Only Mistral Medium 3.1 measured |
| AIME 2025 (Artificial Analysis run) | 38.3% | Not measured | Only Mistral Medium 3.1 measured |
| OTIS Mock AIME | Not measured | 100.0% | Only Qwen3.8 Max (0902) measured |
| FrontierMath, tiers 1 to 3 | Not measured | 74.7% | Only Qwen3.8 Max (0902) measured |
| FrontierMath, tier 4 | Not measured | 46.3% | Only Qwen3.8 Max (0902) measured |
| ProofBench | Not measured | 58.0% | Only Qwen3.8 Max (0902) measured |
| LMArena Text: math | 1408 | 1501 | Qwen3.8 Max (0902) |
| LMArena Text: mathematical work | 1412 | 1491 | Qwen3.8 Max (0902) |
| MathArena | Not measured | 51.6% | Only Qwen3.8 Max (0902) measured |
| Neither model has a result on the other 2 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index09
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| MMLU Pro | 75.3% | 88.6% | Qwen3.8 Max (0902) |
| LegalBench (Vals AI) | 62.0% | 83.6% | Qwen3.8 Max (0902) |
| CorpFin (Vals AI) | 50.7% | 65.8% | Qwen3.8 Max (0902) |
| TaxEval (Vals AI) | 70.3% | 75.5% | Qwen3.8 Max (0902) |
| MortgageTax (Vals AI) | 36.5% | 64.0% | Qwen3.8 Max (0902) |
| MedQA (Vals AI) | 78.2% | Not measured | Only Mistral Medium 3.1 measured |
| MedCode (Vals AI) | Not measured | 40.7% | Only Qwen3.8 Max (0902) measured |
| MMLU Pro (Artificial Analysis run) | 68.3% | Not measured | Only Mistral Medium 3.1 measured |
| SimpleQA Verified | Not measured | 47.3% | Only Qwen3.8 Max (0902) measured |
| LMArena Text: science | 1444 | 1512 | Qwen3.8 Max (0902) |
| LMArena Text: medicine and healthcare | 1449 | 1503 | Qwen3.8 Max (0902) |
| LMArena Text: legal and government | 1439 | 1494 | Qwen3.8 Max (0902) |
| LMArena Text: business and finance | 1418 | 1481 | Qwen3.8 Max (0902) |
| Neither model has a result on the other 7 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index07
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| Design Arena: websites | 1132 | 1276 | Qwen3.8 Max (0902) |
| Design Arena: UI components | 1097 | 1336 | Qwen3.8 Max (0902) |
| Design Arena: game dev | 1073 | 1313 | Qwen3.8 Max (0902) |
| Design Arena: data viz | 1144 | 1282 | Qwen3.8 Max (0902) |
| Design Arena: 3D | 1082 | 1338 | Qwen3.8 Max (0902) |
| Design Arena: all code categories | 1120 | 1293 | Qwen3.8 Max (0902) |
| Design Arena: SVG | 992 | Not measured | Only Mistral Medium 3.1 measured |
| Design Arena: ASCII art | 997 | 1200 | Qwen3.8 Max (0902) |
| LiveBench design | Not measured | 78.6% | Only Qwen3.8 Max (0902) measured |
GeneralLike-for-likePublic boards, shown as published, kept out of the index026
| Benchmark | Mistral Medium 3.1 | Qwen3.8 Max (0902) | Leader |
|---|---|---|---|
| Vals Index | Not measured | 59.1% | Only Qwen3.8 Max (0902) measured |
| LiveBench data analysis | Not measured | 78.4% | Only Qwen3.8 Max (0902) measured |
| Public Benefits Bench (Vals AI) | Not measured | 67.1% | Only Qwen3.8 Max (0902) measured |
| SAGE (Vals AI) | Not measured | 51.2% | Only Qwen3.8 Max (0902) measured |
| MedScribe (Vals AI) | Not measured | 85.0% | Only Qwen3.8 Max (0902) measured |
| Vals Multimodal Index | Not measured | 65.4% | Only Qwen3.8 Max (0902) measured |
| IFBench | 39.8% | Not measured | Only Mistral Medium 3.1 measured |
| Long context reasoning (AA-LCR) | 42.7% | 80.3% | Qwen3.8 Max (0902) |
| DTBench | 67.5% | 92.0% | Qwen3.8 Max (0902) |
| LMCA | 19.1% | 46.2% | Qwen3.8 Max (0902) |
| Furniture assembly | Not measured | 20.0% | Only Qwen3.8 Max (0902) measured |
| LMArena Text | 1424 | 1484 | Qwen3.8 Max (0902) |
| LMArena Text: instruction following | 1398 | 1481 | Qwen3.8 Max (0902) |
| LMArena Text: creative writing | 1391 | 1477 | Qwen3.8 Max (0902) |
| LMArena Vision | 1172 | 1313 | Qwen3.8 Max (0902) |
| LMArena Text: English | 1438 | 1492 | Qwen3.8 Max (0902) |
| LMArena Text: non-English | 1408 | 1473 | Qwen3.8 Max (0902) |
| LMArena Text: Chinese | 1447 | 1539 | Qwen3.8 Max (0902) |
| LMArena Text: German | 1432 | 1476 | Qwen3.8 Max (0902) |
| LMArena Text: Japanese | 1379 | 1473 | Qwen3.8 Max (0902) |
| LMArena Text: Korean | 1380 | 1462 | Qwen3.8 Max (0902) |
| LMArena Text: French | 1460 | 1502 | Qwen3.8 Max (0902) |
| LMArena Text: Spanish | 1433 | 1487 | Qwen3.8 Max (0902) |
| LMArena Text: Russian | 1411 | 1482 | Qwen3.8 Max (0902) |
| LMArena Text: Polish | 1430 | 1471 | Qwen3.8 Max (0902) |
| LMArena Text: multi-turn | 1418 | 1490 | Qwen3.8 Max (0902) |
| LMArena Text: longer queries | 1406 | 1489 | Qwen3.8 Max (0902) |
| LMArena Text: writing and language | 1395 | 1477 | Qwen3.8 Max (0902) |
| LMArena Text: entertainment and media | 1390 | 1464 | Qwen3.8 Max (0902) |
| LMArena Vision: English | 1179 | 1311 | Qwen3.8 Max (0902) |
| LMArena Vision: Chinese | 1190 | 1358 | Qwen3.8 Max (0902) |
| LMArena Vision: reading text | 1175 | 1322 | Qwen3.8 Max (0902) |
| LMArena Vision: humor | 1168 | 1304 | Qwen3.8 Max (0902) |
| LMArena Vision: captioning | 1145 | Not measured | Only Mistral Medium 3.1 measured |
| LMArena Vision: recognizing things | 1147 | Not measured | Only Mistral Medium 3.1 measured |
| LMArena Vision: creative writing | 1200 | 1312 | Qwen3.8 Max (0902) |
| 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 | Mistral Medium 3.1 | Qwen3.8 Max (0902) | 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
Mistral Medium 3.1 costs less
Repository review
50K input + 3K output tokens
Mistral Medium 3.1 costs less
Agent loop
200K input + 10K output tokens
Mistral Medium 3.1 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 | Mistral Medium 3.1 | Qwen3.8 Max (0902) |
|---|---|---|
| Maker | Mistral AI | Qwen |
| Weights | No public weights listed | No public weights listed |
| Released | August 13, 2025 | September 3, 2026 |
| Context window | 131K | 1M |
| Input $/Mtok | $0.40 | $2.00 |
| Output $/Mtok | $2.00 | $6.00 |
| Coding index | Not benchmarked | 67.1 |
| Independent measurements behind it | 0 | 5 |
| Cost per solved task | Not computable | $1.32 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Mistral Medium 3.1 better than Qwen3.8 Max (0902) for coding?
Only Qwen3.8 Max (0902) has a coding score, 67.1 on the Vibe Coding Index; Mistral Medium 3.1 has none, so the two cannot be ranked on coding. Pick Mistral Medium 3.1 for output tokens 3.0x cheaper ($2.00 vs $6.00 per million).
Which is cheaper, Mistral Medium 3.1 or Qwen3.8 Max (0902)?
Mistral Medium 3.1 costs $0.40 per million input tokens and $2.00 per million output tokens; Qwen3.8 Max (0902) costs $2.00 and $6.00. Cost per solved task is known for Qwen3.8 Max (0902) only.
Which has the bigger context window, Mistral Medium 3.1 or Qwen3.8 Max (0902)?
Qwen3.8 Max (0902), with 1M tokens against 131K.
How many benchmarks is the Mistral Medium 3.1 vs Qwen3.8 Max (0902) comparison based on?
59 benchmarks have a result for both models as of October 23, 2026. Mistral Medium 3.1's coding index rests on 0 independent benchmarks and Qwen3.8 Max (0902)'s on 5. Where only one model has a result, the page says so instead of naming a winner.