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Grok 4.6 vs Mistral Large 3 2512

Grok 4.6 leads Mistral Large 3 2512 on the Artificial Analysis Intelligence Index, 44.3 to 9.3, and Mistral Large 3 2512 costs 4.0x less per output token ($1.50 vs $6.00 per million). Updated October 21, 2026; 23 benchmarks have a result for both.

Replace Grok 4.6 Replace Mistral Large 3 2512
Grok 4.6xAI
Coding
65.7
Overall
67.4
Output $/M
$6.00
22
Mistral Large 3 2512Mistral AI
Coding
No data
Overall
No data
Output $/M
$1.50
1
vs boards won of 23 shared

Grok 4.6 or Mistral Large 3 2512: which to pick

Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; Mistral Large 3 2512 has none, so the two cannot be ranked on coding.

Pick Mistral Large 3 2512 for output tokens 4.0x cheaper ($1.50 vs $6.00 per million) and a lower cost per solved task ($0.77 against $0.82).

Model AGrok 4.6xAI65.7/1006 independent benchmarks$0.82 per solved taskModel BMistral Large 3 2512Mistral AINot benchmarked1 independent benchmark$0.77 per solved task
Shared results
23
Grok 4.6 only
100
Mistral Large 3 2512 only
5
Like-for-like categories
7 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.

At a glance

Coding index
Grok 4.6 65.7 from 6 benchmarks, Mistral Large 3 2512 not benchmarked.
Widest category
Agentic work, 52.0 points apart on average over 1 shared benchmark.
Widest single gap
AA Coding Index: Grok 4.6 76.8 against Mistral Large 3 2512 20.1, 56.7 points apart on a 0 to 100 scale.
Output price
Grok 4.6 $6.00 against Mistral Large 3 2512 $1.50 per million output tokens, 4.0x apart.
Context window
Grok 4.6 takes 500K tokens, Mistral Large 3 2512 262K.

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.

Boards won, where both have a result
CategoryGrok 4.6BarsMistral Large 3 2512Ties
Coding40
Intelligence10
Agentic work10
Reasoning10
Knowledge41
Web design80
General30
All shared boards221
CodingLike-for-likeSix of these boards feed the Vibe Coding Index40
Coding benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
LiveBench coding89.1%Not measuredOnly Grok 4.6 measured
LMArena WebDev1617Not measuredOnly Grok 4.6 measured
AA Coding Index76.820.1Grok 4.6
LiveCodeBench (Vals AI)88.2%55.3%Grok 4.6
SWE-bench Verified (Vals AI)95.6%41.4%Grok 4.6
Terminal-Bench 4 (Vals AI)17.2%Not measuredOnly Grok 4.6 measured
Vibe Code Bench (Vals AI)76.2%Not measuredOnly Grok 4.6 measured
Code migration (Vals AI)44.6%Not measuredOnly Grok 4.6 measured
ProgramBench (Vals AI)1.0%Not measuredOnly Grok 4.6 measured
IOI (Vals AI)47.6%Not measuredOnly Grok 4.6 measured
Terminal-Bench 2.1 (Vals AI)78.3%Not measuredOnly Grok 4.6 measured
Vibe Code Bench 1-100 (Vals AI)14.8%Not measuredOnly Grok 4.6 measured
SkillsBench (Vals AI)55.8%Not measuredOnly Grok 4.6 measured
CyberBench (Vals AI)67.7%Not measuredOnly Grok 4.6 measured
SciCode56.5%Not measuredOnly Grok 4.6 measured
FrontierCode48.0%Not measuredOnly Grok 4.6 measured
FrontierSWE25.3%Not measuredOnly Grok 4.6 measured
WeirdML67.3%Not measuredOnly Grok 4.6 measured
ALE-Bench1508.1264.7Grok 4.6
LMArena Text: coding1466Not measuredOnly Grok 4.6 measured
LMArena Text: software and IT1457Not measuredOnly Grok 4.6 measured
LMArena WebDev: React1631Not measuredOnly Grok 4.6 measured
LMArena WebDev: HTML1597Not measuredOnly Grok 4.6 measured
LMArena WebDev: from an image1603Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 15 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index10
Intelligence benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
AA Intelligence Index44.39.3Grok 4.6
Epoch Capabilities Index156.6Not measuredOnly Grok 4.6 measured
Agentic workLike-for-likePublic boards, shown as published, kept out of the index10
Agentic work benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
AA Agentic Index53.01.0Grok 4.6
Design Arena: agents building web apps1248Not measuredOnly Grok 4.6 measured
Design Arena: agents building full-stack apps1264Not measuredOnly Grok 4.6 measured
Design Arena: agents building mobile apps1236Not measuredOnly Grok 4.6 measured
Design Arena: agents building Android apps1297Not measuredOnly Grok 4.6 measured
Design Arena: agents building Godot games1276Not measuredOnly Grok 4.6 measured
Design Arena: agents building games1208Not measuredOnly Grok 4.6 measured
Design Arena: HTML slides1249Not measuredOnly Grok 4.6 measured
Design Arena: PowerPoint slides1241Not measuredOnly Grok 4.6 measured
LiveBench research84.5%Not measuredOnly Grok 4.6 measured
LiveBench browser64.0%Not measuredOnly Grok 4.6 measured
LiveBench long agentic40.7%Not measuredOnly Grok 4.6 measured
Finance Agent (Vals AI)53.7%Not measuredOnly Grok 4.6 measured
Tax Agent Bench (Vals AI)33.1%Not measuredOnly Grok 4.6 measured
Legal Research Bench (Vals AI)48.1%Not measuredOnly Grok 4.6 measured
Excel Modeling Benchmark (Vals AI)62.7%Not measuredOnly Grok 4.6 measured
BioMysteryBench (Vals AI)72.2%Not measuredOnly Grok 4.6 measured
Terminal-Bench-Science (Vals AI)11.4%Not measuredOnly Grok 4.6 measured
Vals Science Index38.1%Not measuredOnly Grok 4.6 measured
Time Horizon Index (Vals AI)5.8%Not measuredOnly Grok 4.6 measured
APEX-Agents65.3%Not measuredOnly Grok 4.6 measured
Vending-Bench 2$9,047Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 19 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index10
Reasoning benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
GPQA Diamond94.7%68.4%Grok 4.6
LiveBench reasoning91.2%Not measuredOnly Grok 4.6 measured
MysteryMechanism (Vals AI)30.6%Not measuredOnly Grok 4.6 measured
MMMU Pro (Vals AI)Not measured66.2%Only Mistral Large 3 2512 measured
GPQA Diamond (Artificial Analysis run)94.9%Not measuredOnly Grok 4.6 measured
Humanity's Last Exam (Artificial Analysis run)44.1%Not measuredOnly Grok 4.6 measured
GPQA Diamond (Epoch AI run)94.0%Not measuredOnly Grok 4.6 measured
ARC-AGI87.5%Not measuredOnly Grok 4.6 measured
ARC-AGI-267.1%Not measuredOnly Grok 4.6 measured
SimpleBench75.9%Not measuredOnly Grok 4.6 measured
Chess puzzles33.0%Not measuredOnly Grok 4.6 measured
Mystery game puzzles34.0%Not measuredOnly Grok 4.6 measured
EBR-bench30.5%Not measuredOnly Grok 4.6 measured
LMArena Text: hard prompts1448Not measuredOnly Grok 4.6 measured
LMArena Text: expert1469Not measuredOnly Grok 4.6 measured
LMArena Text: hard prompts in English1445Not measuredOnly Grok 4.6 measured
LMArena Vision: diagrams1285Not measuredOnly Grok 4.6 measured
LMArena Vision: homework1283Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 4 boards here
MathDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
Math benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
AIMENot measured42.9%Only Mistral Large 3 2512 measured
MGSM (Vals AI)Not measured85.4%Only Mistral Large 3 2512 measured
OTIS Mock AIME99.2%Not measuredOnly Grok 4.6 measured
FrontierMath, tiers 1 to 366.0%Not measuredOnly Grok 4.6 measured
FrontierMath, tier 431.7%Not measuredOnly Grok 4.6 measured
ProofBench51.0%Not measuredOnly Grok 4.6 measured
LMArena Text: math1417Not measuredOnly Grok 4.6 measured
LMArena Text: mathematical work1464Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 5 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index41
Knowledge benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
MMLU Pro89.4%79.8%Grok 4.6
LegalBench (Vals AI)86.3%79.1%Grok 4.6
CaseLaw (Vals AI)Not measured61.4%Only Mistral Large 3 2512 measured
CorpFin (Vals AI)66.2%61.0%Grok 4.6
TaxEval (Vals AI)71.1%73.1%Mistral Large 3 2512
MortgageTax (Vals AI)64.2%52.1%Grok 4.6
MedQA (Vals AI)Not measured82.2%Only Mistral Large 3 2512 measured
MedCode (Vals AI)44.7%Not measuredOnly Grok 4.6 measured
SimpleQA Verified49.3%Not measuredOnly Grok 4.6 measured
LMArena Text: science1437Not measuredOnly Grok 4.6 measured
LMArena Text: medicine and healthcare1420Not measuredOnly Grok 4.6 measured
LMArena Text: legal and government1429Not measuredOnly Grok 4.6 measured
LMArena Text: business and finance1416Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 5 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index80
Web design benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
Design Arena: websites12891162Grok 4.6
Design Arena: UI components12951102Grok 4.6
Design Arena: game dev12961080Grok 4.6
Design Arena: data viz12821136Grok 4.6
Design Arena: 3D12771100Grok 4.6
Design Arena: all code categories12921142Grok 4.6
Design Arena: SVG1239993Grok 4.6
Design Arena: ASCII art12781069Grok 4.6
LiveBench design79.8%Not measuredOnly Grok 4.6 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index30
General benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
LiveBench data analysis75.3%Not measuredOnly Grok 4.6 measured
Public Benefits Bench (Vals AI)66.8%Not measuredOnly Grok 4.6 measured
SAGE (Vals AI)28.9%24.6%Grok 4.6
MedScribe (Vals AI)86.5%Not measuredOnly Grok 4.6 measured
Long context reasoning (AA-LCR)81.0%Not measuredOnly Grok 4.6 measured
DTBench97.3%65.1%Grok 4.6
LMCA48.5%16.7%Grok 4.6
Furniture assembly40.0%Not measuredOnly Grok 4.6 measured
LMArena Text1429Not measuredOnly Grok 4.6 measured
LMArena Text: instruction following1431Not measuredOnly Grok 4.6 measured
LMArena Text: creative writing1426Not measuredOnly Grok 4.6 measured
LMArena Vision1263Not measuredOnly Grok 4.6 measured
LMArena Text: English1433Not measuredOnly Grok 4.6 measured
LMArena Text: non-English1420Not measuredOnly Grok 4.6 measured
LMArena Text: Chinese1476Not measuredOnly Grok 4.6 measured
LMArena Text: German1426Not measuredOnly Grok 4.6 measured
LMArena Text: Japanese1378Not measuredOnly Grok 4.6 measured
LMArena Text: Korean1391Not measuredOnly Grok 4.6 measured
LMArena Text: French1455Not measuredOnly Grok 4.6 measured
LMArena Text: Spanish1414Not measuredOnly Grok 4.6 measured
LMArena Text: Russian1421Not measuredOnly Grok 4.6 measured
LMArena Text: Polish1430Not measuredOnly Grok 4.6 measured
LMArena Text: multi-turn1425Not measuredOnly Grok 4.6 measured
LMArena Text: longer queries1456Not measuredOnly Grok 4.6 measured
LMArena Text: writing and language1429Not measuredOnly Grok 4.6 measured
LMArena Text: entertainment and media1421Not measuredOnly Grok 4.6 measured
LMArena Vision: English1270Not measuredOnly Grok 4.6 measured
LMArena Vision: Chinese1289Not measuredOnly Grok 4.6 measured
LMArena Vision: reading text1272Not measuredOnly Grok 4.6 measured
LMArena Vision: humor1270Not measuredOnly Grok 4.6 measured
LMArena Vision: creative writing1262Not measuredOnly Grok 4.6 measured
LMArena Document1452Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 14 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Grok 4.6 and Mistral Large 3 2512
BenchmarkGrok 4.6Mistral Large 3 2512Leader
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

Grok 4.6$0.0050Fits in one request
Mistral Large 3 2512$0.0013Fits in one request

Mistral Large 3 2512 costs less

Repository review

50K input + 3K output tokens

Grok 4.6$0.118Fits in one request
Mistral Large 3 2512$0.029Fits in one request

Mistral Large 3 2512 costs less

Agent loop

200K input + 10K output tokens

Grok 4.6$0.460Fits in one request
Mistral Large 3 2512$0.115Fits in one request

Mistral Large 3 2512 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.

Specifications of Grok 4.6 and Mistral Large 3 2512
SpecificationSpaceXAI Grok 4.6Mistral Large 3 2512
MakerxAIMistral AI
WeightsNo public weights listedNo public weights listed
ReleasedAugust 12, 2026December 1, 2025
Context window500K262K
Input $/Mtok$2.00$0.50
Output $/Mtok$6.00$1.50
Coding index65.7Not benchmarked
Independent measurements behind it61
Cost per solved task$0.82$0.77
SourceOpenRouter listingOpenRouter listing

Questions

Is Grok 4.6 better than Mistral Large 3 2512 for coding?

Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; Mistral Large 3 2512 has none, so the two cannot be ranked on coding. Pick Mistral Large 3 2512 for output tokens 4.0x cheaper ($1.50 vs $6.00 per million) and a lower cost per solved task ($0.77 against $0.82).

Which is cheaper, Grok 4.6 or Mistral Large 3 2512?

Grok 4.6 costs $2.00 per million input tokens and $6.00 per million output tokens; Mistral Large 3 2512 costs $0.50 and $1.50. Per solved SWE-bench Verified task, Grok 4.6 costs $0.82 and Mistral Large 3 2512 $0.77.

Which has the bigger context window, Grok 4.6 or Mistral Large 3 2512?

Grok 4.6, with 500K tokens against 262K.

How many benchmarks is the Grok 4.6 vs Mistral Large 3 2512 comparison based on?

23 benchmarks have a result for both models as of October 21, 2026. Grok 4.6's coding index rests on 6 independent benchmarks and Mistral Large 3 2512's on 1. Where only one model has a result, the page says so instead of naming a winner.

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