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Grok 4.6 vs Inkling

Grok 4.6 leads Inkling on coding, 65.7 to 31.5 on the Vibe Coding Index, and Inkling costs 1.5x less per output token ($4.05 vs $6.00 per million). Updated October 21, 2026; 97 benchmarks have a result for both.

Replace Grok 4.6 Replace Inkling
Grok 4.6xAI
Coding
65.7
Overall
67.4
Output $/M
$6.00
74
T InklingThinking Machines
Coding
31.5
Overall
46.5
Output $/M
$4.05
23
vs boards won of 97 shared

Grok 4.6 or Inkling: which to pick

Pick Grok 4.6 for coding: it scores 65.7 on the Vibe Coding Index against 31.5 for Inkling.

Pick Inkling for output tokens 1.5x cheaper ($4.05 vs $6.00 per million) and a lower cost per solved task ($0.76 against $0.82).

Model AGrok 4.6xAI65.7/1006 independent benchmarks$0.82 per solved taskModel BInklingThinking Machines31.5/1006 independent benchmarks$0.76 per solved task
Shared results
97
Grok 4.6 only
26
Inkling only
5
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.

At a glance

Coding index
Grok 4.6 65.7 from 6 benchmarks, Inkling 31.5 from 6 benchmarks.
Widest category
Agentic work, 23.7 points apart on average over 10 shared benchmarks.
Widest single gap
Vibe Code Bench (Vals AI): Grok 4.6 76.2% against Inkling 19.2%, 57.0 points apart on a 0 to 100 scale.
Output price
Grok 4.6 $6.00 against Inkling $4.05 per million output tokens, 1.5x apart.
Context window
Grok 4.6 takes 500K tokens, Inkling 524K.

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 4.6BarsInklingTies
Coding221
Intelligence20
Agentic work100
Reasoning102
Math51
Knowledge56
Web design90
General1113
All shared boards7423
CodingLike-for-likeSix of these boards feed the Vibe Coding Index221
Coding benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
LiveBench coding89.1%64.0%Grok 4.6
LMArena WebDev16171414Grok 4.6
AA Coding Index76.852.1Grok 4.6
LiveCodeBench (Vals AI)88.2%85.5%Grok 4.6
SWE-bench Verified (Vals AI)95.6%77.6%Grok 4.6
Terminal-Bench 4 (Vals AI)17.2%0.5%Grok 4.6
Vibe Code Bench (Vals AI)76.2%19.2%Grok 4.6
Code migration (Vals AI)44.6%11.8%Grok 4.6
ProgramBench (Vals AI)1.0%0.0%Grok 4.6
IOI (Vals AI)47.6%14.9%Grok 4.6
Terminal-Bench 2.1 (Vals AI)78.3%47.6%Grok 4.6
Vibe Code Bench 1-100 (Vals AI)14.8%7.3%Grok 4.6
SkillsBench (Vals AI)55.8%26.1%Grok 4.6
CyberBench (Vals AI)67.7%66.8%Grok 4.6
SciCode56.5%47.0%Grok 4.6
FrontierCode48.0%14.0%Grok 4.6
FrontierSWE25.3%4.1%Grok 4.6
WeirdML67.3%32.3%Grok 4.6
ALE-Bench1508.1946.0Grok 4.6
LMArena Text: coding14661466Grok 4.6
LMArena Text: software and IT14571465Inkling
LMArena WebDev: React16311404Grok 4.6
LMArena WebDev: HTML15971399Grok 4.6
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 index20
Intelligence benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
AA Intelligence Index44.325.0Grok 4.6
Epoch Capabilities Index156.6148.4Grok 4.6
Agentic workLike-for-likePublic boards, shown as published, kept out of the index100
Agentic work benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
AA Agentic Index53.022.5Grok 4.6
Design Arena: agents building web apps12481196Grok 4.6
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%59.9%Grok 4.6
LiveBench browser64.0%16.0%Grok 4.6
LiveBench long agentic40.7%14.1%Grok 4.6
SREBench (Vals AI)Not measured0.0%Only Inkling measured
Finance Agent (Vals AI)53.7%46.6%Grok 4.6
Tax Agent Bench (Vals AI)33.1%15.3%Grok 4.6
Legal Research Bench (Vals AI)48.1%28.4%Grok 4.6
Harvey's Legal Agent Benchmark (Vals AI)Not measured3.8%Only Inkling measured
Excel Modeling Benchmark (Vals AI)62.7%38.4%Grok 4.6
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%33.8%Grok 4.6
Vending-Bench 2$9,047Not measuredOnly Grok 4.6 measured
Neither model has a result on the other 17 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index102
Reasoning benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
GPQA Diamond94.7%87.1%Grok 4.6
LiveBench reasoning91.2%78.3%Grok 4.6
MysteryMechanism (Vals AI)30.6%Not measuredOnly Grok 4.6 measured
MMMU Pro (Vals AI)Not measured78.5%Only Inkling measured
GPQA Diamond (Artificial Analysis run)94.9%87.2%Grok 4.6
Humanity's Last Exam (Artificial Analysis run)44.1%31.9%Grok 4.6
GPQA Diamond (Epoch AI run)94.0%88.3%Grok 4.6
ARC-AGI87.5%79.5%Grok 4.6
ARC-AGI-267.1%36.5%Grok 4.6
SimpleBench75.9%50.0%Grok 4.6
Chess puzzles33.0%21.0%Grok 4.6
Mystery game puzzles34.0%Not measuredOnly Grok 4.6 measured
EBR-bench30.5%Not measuredOnly Grok 4.6 measured
LMArena Text: hard prompts14481451Inkling
LMArena Text: expert14691466Grok 4.6
LMArena Text: hard prompts in English14451448Inkling
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
MathLike-for-likePublic boards, shown as published, kept out of the index51
Math benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
OTIS Mock AIME99.2%88.9%Grok 4.6
FrontierMath, tiers 1 to 366.0%33.3%Grok 4.6
FrontierMath, tier 431.7%4.9%Grok 4.6
ProofBench51.0%0.0%Grok 4.6
LMArena Text: math14171479Inkling
LMArena Text: mathematical work14641460Grok 4.6
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index56
Knowledge benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
MMLU Pro89.4%86.3%Grok 4.6
LegalBench (Vals AI)86.3%83.0%Grok 4.6
CorpFin (Vals AI)66.2%68.6%Inkling
TaxEval (Vals AI)71.1%75.3%Inkling
MortgageTax (Vals AI)64.2%64.0%Grok 4.6
MedCode (Vals AI)44.7%41.2%Grok 4.6
SimpleQA Verified49.3%40.3%Grok 4.6
LMArena Text: science14371455Inkling
LMArena Text: medicine and healthcare14201447Inkling
LMArena Text: legal and government14291448Inkling
LMArena Text: business and finance14161438Inkling
Neither model has a result on the other 7 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index90
Web design benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
Design Arena: websites12891224Grok 4.6
Design Arena: UI components12951201Grok 4.6
Design Arena: game dev12961166Grok 4.6
Design Arena: data viz12821159Grok 4.6
Design Arena: 3D12771161Grok 4.6
Design Arena: all code categories12921206Grok 4.6
Design Arena: SVG12391110Grok 4.6
Design Arena: ASCII art12781089Grok 4.6
LiveBench design79.8%58.3%Grok 4.6
GeneralLike-for-likePublic boards, shown as published, kept out of the index1113
General benchmarks for Grok 4.6 and Inkling
BenchmarkGrok 4.6InklingLeader
Vals IndexNot measured29.0%Only Inkling measured
LiveBench data analysis75.3%72.8%Grok 4.6
Public Benefits Bench (Vals AI)66.8%58.5%Grok 4.6
SAGE (Vals AI)28.9%36.5%Inkling
MedScribe (Vals AI)86.5%85.4%Grok 4.6
Vals Multimodal IndexNot measured49.4%Only Inkling measured
Long context reasoning (AA-LCR)81.0%77.3%Grok 4.6
DTBench97.3%87.5%Grok 4.6
LMCA48.5%37.6%Grok 4.6
Furniture assembly40.0%Not measuredOnly Grok 4.6 measured
LMArena Text14291442Inkling
LMArena Text: instruction following14311425Grok 4.6
LMArena Text: creative writing14261390Grok 4.6
LMArena Vision1263Not measuredOnly Grok 4.6 measured
LMArena Text: English14331442Inkling
LMArena Text: non-English14201434Inkling
LMArena Text: Chinese14761493Inkling
LMArena Text: German14261445Inkling
LMArena Text: Japanese13781429Inkling
LMArena Text: Korean13911403Inkling
LMArena Text: French14551455Inkling
LMArena Text: Spanish14141449Inkling
LMArena Text: Russian14211430Inkling
LMArena Text: Polish14301450Inkling
LMArena Text: multi-turn14251437Inkling
LMArena Text: longer queries14561435Grok 4.6
LMArena Text: writing and language14291404Grok 4.6
LMArena Text: entertainment and media14211394Grok 4.6
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 12 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 Inkling
BenchmarkGrok 4.6InklingLeader
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
Inkling$0.0030Fits in one request

Inkling costs less

Repository review

50K input + 3K output tokens

Grok 4.6$0.118Fits in one request
Inkling$0.061Fits in one request

Inkling costs less

Agent loop

200K input + 10K output tokens

Grok 4.6$0.460Fits in one request
Inkling$0.235Fits in one request

Inkling 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 Inkling
SpecificationSpaceXAI Grok 4.6Thinking Machines Inkling
MakerxAIThinking Machines
WeightsNo public weights listedOpen weights
ReleasedAugust 12, 2026July 17, 2026
Context window500K524K
Input $/Mtok$2.00$0.975
Output $/Mtok$6.00$4.05
Coding index65.731.5
Independent measurements behind it66
Cost per solved task$0.82$0.76
SourceOpenRouter listingOpenRouter listing

Questions

Is Grok 4.6 better than Inkling for coding?

Pick Grok 4.6 for coding: it scores 65.7 on the Vibe Coding Index against 31.5 for Inkling. Pick Inkling for output tokens 1.5x cheaper ($4.05 vs $6.00 per million) and a lower cost per solved task ($0.76 against $0.82).

Which is cheaper, Grok 4.6 or Inkling?

Grok 4.6 costs $2.00 per million input tokens and $6.00 per million output tokens; Inkling costs $0.975 and $4.05. Per solved SWE-bench Verified task, Grok 4.6 costs $0.82 and Inkling $0.76.

Which has the bigger context window, Grok 4.6 or Inkling?

Inkling, with 524K tokens against 500K.

How many benchmarks is the Grok 4.6 vs Inkling comparison based on?

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

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<iframe src="https://llmbenchmark.ai/embed/compare/grok-4-6-vs-thinkingmachines-inkling" title="Grok 4.6 vs Inkling, LLMBenchmark.ai" width="100%" height="360" style="border:0;max-width:100%" loading="lazy"></iframe>
<p style="font:13px/1.4 sans-serif;margin:6px 0 0">Source: <a href="https://llmbenchmark.ai/compare/grok-4-6-vs-thinkingmachines-inkling">LLMBenchmark.ai, Grok 4.6 vs Inkling</a></p>