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Grok 4.7 vs Kimi K2.6

Updated October 21, 2026. 75 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace Grok 4.7 Replace Kimi K2.6
Grok 4.7xAI
Coding
75.0
Overall
46.4
Output $/M
$6.00
31
Kimi K2.6Moonshot AI
Coding
44.2
Overall
27.0
Output $/M
$3.41
44
vs boards won of 75 shared

Decision reading

Pick Grok 4.7 for coding: it scores 75.0 on the Vibe Coding Index against 44.2 for Kimi K2.6.

Pick Kimi K2.6 when output tokens cost 1.8x less, or when what matters is LMArena Text: coding or LMArena Text: software and IT, where it leads.

Model AGrok 4.7xAI75.0/1002 independent benchmarksNo cost per solved taskModel BKimi K2.6Moonshot AI44.2/1001 independent benchmark$0.35 per solved task
Shared results
75
Grok 4.7 only
24
Kimi K2.6 only
34
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.

At a glance

Coding index
Grok 4.7 75.0 from 2 benchmarks, Kimi K2.6 44.2 from 1 benchmark.
Widest category
Agentic work, 19.3 points apart on average over 5 shared benchmarks.
Widest single gap
Vibe Code Bench (Vals AI): Grok 4.7 86.2% against Kimi K2.6 37.9%, 48.3 points apart on a 0 to 100 scale.
Output price
Grok 4.7 $6.00 against Kimi K2.6 $3.41 per million output tokens, 1.8x apart.
Context window
Grok 4.7 takes 500K tokens, Kimi K2.6 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 4.7BarsKimi K2.6Ties
Coding92
Intelligence20
Agentic work50
Reasoning45
Math24
Knowledge25
Web design33
General425
All shared boards3144
CodingLike-for-likeFour of these boards feed the Vibe Coding Index92
Coding benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
LiveBench coding84.5%Not measuredOnly Grok 4.7 measured
LMArena WebDev16371509Grok 4.7
AA Coding IndexNot measured61.8Only Kimi K2.6 measured
LiveCodeBench (Vals AI)Not measured86.8%Only Kimi K2.6 measured
SWE-bench Verified (Vals AI)Not measured76.2%Only Kimi K2.6 measured
Terminal-Bench 4 (Vals AI)28.8%Not measuredOnly Grok 4.7 measured
Vibe Code Bench (Vals AI)86.2%37.9%Grok 4.7
Code migration (Vals AI)44.8%27.8%Grok 4.7
ProgramBench (Vals AI)0.5%0.0%Grok 4.7
IOI (Vals AI)57.7%Not measuredOnly Grok 4.7 measured
Terminal-Bench 2.1 (Vals AI)73.4%53.6%Grok 4.7
SWE-bench Multimodal (Vals AI)42.9%Not measuredOnly Grok 4.7 measured
CyberBench (Vals AI)69.5%Not measuredOnly Grok 4.7 measured
SciCode57.8%51.5%Grok 4.7
Terminal-Bench Hard (Artificial Analysis run)Not measured43.9%Only Kimi K2.6 measured
FrontierCode47.6%Not measuredOnly Grok 4.7 measured
FrontierSWE29.5%Not measuredOnly Grok 4.7 measured
WeirdMLNot measured55.9%Only Kimi K2.6 measured
ALE-BenchNot measured1092.7Only Kimi K2.6 measured
LMArena Text: coding14321489Kimi K2.6
LMArena Text: software and IT14211484Kimi K2.6
LMArena WebDev: React16631505Grok 4.7
LMArena WebDev: HTML16271485Grok 4.7
LMArena WebDev: from an image15861521Grok 4.7
Neither model has a result on the other 14 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
Intelligence benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
AA Intelligence Index46.427.0Grok 4.7
Epoch Capabilities Index154.4150.9Grok 4.7
Agentic workLike-for-likePublic boards, shown as published, kept out of the index50
Agentic work benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
AA Agentic IndexNot measured20.5Only Kimi K2.6 measured
Design Arena: agents building web appsNot measured1268Only Kimi K2.6 measured
Design Arena: agents building full-stack appsNot measured1155Only Kimi K2.6 measured
Design Arena: agents building mobile appsNot measured1156Only Kimi K2.6 measured
Design Arena: agents building Android appsNot measured1166Only Kimi K2.6 measured
Design Arena: agents building Godot gamesNot measured1120Only Kimi K2.6 measured
Design Arena: agents building gamesNot measured1141Only Kimi K2.6 measured
Design Arena: HTML slidesNot measured1184Only Kimi K2.6 measured
Design Arena: PowerPoint slidesNot measured1128Only Kimi K2.6 measured
Design Arena: spreadsheetsNot measured1276Only Kimi K2.6 measured
LiveBench research86.4%Not measuredOnly Grok 4.7 measured
LiveBench browser60.0%Not measuredOnly Grok 4.7 measured
LiveBench long agentic50.1%Not measuredOnly Grok 4.7 measured
SREBench (Vals AI)3.8%Not measuredOnly Grok 4.7 measured
Finance Agent (Vals AI)52.3%44.9%Grok 4.7
Tax Agent Bench (Vals AI)34.2%12.4%Grok 4.7
Legal Research Bench (Vals AI)47.1%15.9%Grok 4.7
Harvey's Legal Agent Benchmark (Vals AI)18.3%Not measuredOnly Grok 4.7 measured
Excel Modeling Benchmark (Vals AI)67.0%57.9%Grok 4.7
BioMysteryBench (Vals AI)69.3%Not measuredOnly Grok 4.7 measured
Terminal-Bench-Science (Vals AI)10.0%Not measuredOnly Grok 4.7 measured
Vals Science Index34.8%Not measuredOnly Grok 4.7 measured
Robo-bench (Vals AI)0.2%Not measuredOnly Grok 4.7 measured
τ²-Bench TelecomNot measured95.9%Only Kimi K2.6 measured
APEX-Agents54.6%Not measuredOnly Grok 4.7 measured
OSWorld 2.0Not measured4.6%Only Kimi K2.6 measured
Vending-Bench 2$10,537$6,205Grok 4.7
Neither model has a result on the other 12 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index45
Reasoning benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
GPQA DiamondNot measured89.1%Only Kimi K2.6 measured
LiveBench reasoning82.7%Not measuredOnly Grok 4.7 measured
MysteryMechanism (Vals AI)25.2%Not measuredOnly Grok 4.7 measured
MMMU Pro (Vals AI)Not measured86.3%Only Kimi K2.6 measured
GPQA Diamond (Artificial Analysis run)Not measured91.1%Only Kimi K2.6 measured
Humanity's Last Exam (Artificial Analysis run)43.1%37.5%Grok 4.7
GPQA Diamond (Epoch AI run)92.7%90.8%Grok 4.7
ARC-AGI90.2%Not measuredOnly Grok 4.7 measured
ARC-AGI-261.4%Not measuredOnly Grok 4.7 measured
Chess puzzles41.0%20.0%Grok 4.7
Mystery game puzzles29.0%18.0%Grok 4.7
EBR-benchNot measured2.4%Only Kimi K2.6 measured
LMArena Text: hard prompts14151470Kimi K2.6
LMArena Text: expert14391491Kimi K2.6
LMArena Text: hard prompts in English14271471Kimi K2.6
LMArena Vision: diagrams12541298Kimi K2.6
LMArena Vision: homework13091310Kimi K2.6
Neither model has a result on the other 4 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index24
Math benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
OTIS Mock AIME98.1%96.1%Grok 4.7
FrontierMath, tiers 1 to 353.0%57.2%Kimi K2.6
FrontierMath, tier 417.1%25.6%Kimi K2.6
ProofBench26.0%16.0%Grok 4.7
LMArena Text: math14141474Kimi K2.6
LMArena Text: mathematical work14351480Kimi K2.6
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index25
Knowledge benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
MMLU ProNot measured87.6%Only Kimi K2.6 measured
LegalBench (Vals AI)84.4%84.7%Kimi K2.6
CaseLaw (Vals AI)Not measured61.2%Only Kimi K2.6 measured
CorpFin (Vals AI)Not measured66.7%Only Kimi K2.6 measured
TaxEval (Vals AI)Not measured74.7%Only Kimi K2.6 measured
MortgageTax (Vals AI)Not measured65.8%Only Kimi K2.6 measured
MedCode (Vals AI)49.5%40.1%Grok 4.7
SimpleQA Verified56.0%34.9%Grok 4.7
LMArena Text: science14191468Kimi K2.6
LMArena Text: medicine and healthcare13951457Kimi K2.6
LMArena Text: legal and government14231462Kimi K2.6
LMArena Text: business and finance13891445Kimi K2.6
Neither model has a result on the other 5 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index33
Web design benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
Design Arena: websites12551269Kimi K2.6
Design Arena: UI components12711266Grok 4.7
Design Arena: game dev13141251Grok 4.7
Design Arena: data viz12271249Kimi K2.6
Design Arena: 3D12691268Grok 4.7
Design Arena: all code categories12711272Kimi K2.6
Design Arena: SVGNot measured1181Only Kimi K2.6 measured
Design Arena: ASCII artNot measured1164Only Kimi K2.6 measured
LiveBench design78.0%Not measuredOnly Grok 4.7 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index425
General benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
Vals Index58.6%Not measuredOnly Grok 4.7 measured
LiveBench data analysis76.9%Not measuredOnly Grok 4.7 measured
Public Benefits Bench (Vals AI)65.6%56.6%Grok 4.7
SAGE (Vals AI)40.8%50.2%Kimi K2.6
MedScribe (Vals AI)89.4%78.2%Grok 4.7
Vals Multimodal IndexNot measured56.4%Only Kimi K2.6 measured
IFBenchNot measured76.0%Only Kimi K2.6 measured
Long context reasoning (AA-LCR)80.0%81.0%Kimi K2.6
DTBench96.0%90.9%Grok 4.7
LMCA49.4%37.3%Grok 4.7
Furniture assembly20.8%21.7%Kimi K2.6
ExploitBenchNot measured18.4%Only Kimi K2.6 measured
LMArena Text13991455Kimi K2.6
LMArena Text: instruction following14061451Kimi K2.6
LMArena Text: creative writing13811434Kimi K2.6
LMArena Vision12311282Kimi K2.6
LMArena Text: English14111460Kimi K2.6
LMArena Text: non-English13861446Kimi K2.6
LMArena Text: Chinese14491520Kimi K2.6
LMArena Text: German13661451Kimi K2.6
LMArena Text: Japanese13591443Kimi K2.6
LMArena Text: Korean13831427Kimi K2.6
LMArena Text: French14311471Kimi K2.6
LMArena Text: Spanish14061464Kimi K2.6
LMArena Text: Russian13991446Kimi K2.6
LMArena Text: Polish14201438Kimi K2.6
LMArena Text: multi-turn13941453Kimi K2.6
LMArena Text: longer queries14161468Kimi K2.6
LMArena Text: writing and language13941439Kimi K2.6
LMArena Text: entertainment and media13761428Kimi K2.6
LMArena Vision: English12291287Kimi K2.6
LMArena Vision: Chinese12501346Kimi K2.6
LMArena Vision: reading text12411291Kimi K2.6
LMArena Vision: humorNot measured1280Only Kimi K2.6 measured
LMArena Vision: creative writing12171273Kimi K2.6
LMArena DocumentNot measured1451Only Kimi K2.6 measured
Neither model has a result on the other 10 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Grok 4.7 and Kimi K2.6
BenchmarkGrok 4.7Kimi K2.6Leader
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 4.7$0.0050Fits in one request
Kimi K2.6$0.0024Fits in one request

Kimi K2.6 costs less

Repository review

50K input + 3K output tokens

Grok 4.7$0.118Fits in one request
Kimi K2.6$0.043Fits in one request

Kimi K2.6 costs less

Agent loop

200K input + 10K output tokens

Grok 4.7$0.460Fits in one request
Kimi K2.6$0.164Fits in one request

Kimi K2.6 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 4.7 and Kimi K2.6
SpecificationSpaceXAI Grok 4.7MoonshotAI Kimi K2.6
MakerxAIMoonshot AI
WeightsNo public weights listedOpen weights
ReleasedSeptember 21, 2026April 20, 2026
Context window500K262K
Input $/Mtok$2.00$0.65
Output $/Mtok$6.00$3.41
Coding index75.044.2
Independent measurements behind it21
Cost per solved taskNot computable$0.35
SourceOpenRouter listingOpenRouter listing

Questions

Is Grok 4.7 better than Kimi K2.6 for coding?

Pick Grok 4.7 for coding: it scores 75.0 on the Vibe Coding Index against 44.2 for Kimi K2.6. Pick Kimi K2.6 when output tokens cost 1.8x less, or when what matters is LMArena Text: coding or LMArena Text: software and IT, where it leads.

Which is cheaper, Grok 4.7 or Kimi K2.6?

Grok 4.7 costs $2.00 per million input tokens and $6.00 per million output tokens; Kimi K2.6 costs $0.65 and $3.41. Cost per solved task is known for Kimi K2.6 only.

Which has the bigger context window, Grok 4.7 or Kimi K2.6?

Grok 4.7, with 500K tokens against 262K.

How many benchmarks is the Grok 4.7 vs Kimi K2.6 comparison based on?

75 benchmarks have a result for both models as of October 21, 2026. Grok 4.7's coding index rests on 2 independent benchmarks and Kimi K2.6's on 1. Where only one model has a result, the page says so instead of naming a winner.

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