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GPT-4 Turbo vs Grok 4.6

Grok 4.6 leads GPT-4 Turbo on the Artificial Analysis Intelligence Index, 44.3 to 7.0, and Grok 4.6 costs 5.0x less per output token ($6.00 vs $30.00 per million). Updated October 22, 2026; 38 benchmarks have a result for both.

Replace GPT-4 Turbo Replace Grok 4.6
GPT-4 TurboOpenAI
Coding
No data
Overall
No data
Output $/M
$30.00
0
Grok 4.6xAI
Coding
65.7
Overall
67.4
Output $/M
$6.00
38
vs boards won of 38 shared

GPT-4 Turbo or Grok 4.6: which to pick

Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; GPT-4 Turbo has none, so the two cannot be ranked on coding.

Compare them on price, context and the boards below.

Model AGPT-4 TurboOpenAINot benchmarkedNo coding benchmarkNo cost per solved taskModel BGrok 4.6xAI65.7/1006 independent benchmarks$0.82 per solved task
Shared results
38
GPT-4 Turbo only
4
Grok 4.6 only
85
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.

At a glance

Coding index
GPT-4 Turbo not benchmarked, Grok 4.6 65.7 from 6 benchmarks.
Widest category
Coding, 40.0 points apart on average over 3 shared benchmarks.
Widest single gap
AA Coding Index: GPT-4 Turbo 21.5 against Grok 4.6 76.8, 55.3 points apart on a 0 to 100 scale.
Output price
GPT-4 Turbo $30.00 against Grok 4.6 $6.00 per million output tokens, 5.0x apart.
Context window
GPT-4 Turbo takes 128K tokens, Grok 4.6 500K.

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
CategoryGPT-4 TurboBarsGrok 4.6Ties
Coding03
Intelligence02
Reasoning04
Math02
Knowledge05
General022
All shared boards038
CodingLike-for-likeSix of these boards feed the Vibe Coding Index03
Coding benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
LiveBench codingNot measured89.1%Only Grok 4.6 measured
LMArena WebDevNot measured1617Only Grok 4.6 measured
AA Coding Index21.576.8Grok 4.6
LiveCodeBench (Vals AI)Not measured88.2%Only Grok 4.6 measured
SWE-bench Verified (Vals AI)Not measured95.6%Only Grok 4.6 measured
Terminal-Bench 4 (Vals AI)Not measured17.2%Only Grok 4.6 measured
Vibe Code Bench (Vals AI)Not measured76.2%Only Grok 4.6 measured
Code migration (Vals AI)Not measured44.6%Only Grok 4.6 measured
ProgramBench (Vals AI)Not measured1.0%Only Grok 4.6 measured
IOI (Vals AI)Not measured47.6%Only Grok 4.6 measured
Terminal-Bench 2.1 (Vals AI)Not measured78.3%Only Grok 4.6 measured
Vibe Code Bench 1-100 (Vals AI)Not measured14.8%Only Grok 4.6 measured
SkillsBench (Vals AI)Not measured55.8%Only Grok 4.6 measured
CyberBench (Vals AI)Not measured67.7%Only Grok 4.6 measured
LiveCodeBench (Artificial Analysis run)29.1%Not measuredOnly GPT-4 Turbo measured
SciCodeNot measured56.5%Only Grok 4.6 measured
FrontierCodeNot measured48.0%Only Grok 4.6 measured
FrontierSWENot measured25.3%Only Grok 4.6 measured
WeirdMLNot measured67.3%Only Grok 4.6 measured
ALE-BenchNot measured1508.1Only Grok 4.6 measured
LMArena Text: coding12681466Grok 4.6
LMArena Text: software and IT12671457Grok 4.6
LMArena WebDev: ReactNot measured1631Only Grok 4.6 measured
LMArena WebDev: HTMLNot measured1597Only Grok 4.6 measured
LMArena WebDev: from an imageNot measured1603Only Grok 4.6 measured
Neither model has a result on the other 14 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
Intelligence benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
AA Intelligence Index7.044.3Grok 4.6
Epoch Capabilities Index127.3156.6Grok 4.6
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index22 boards, none shared
Agentic work benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
AA Agentic IndexNot measured53.0Only Grok 4.6 measured
Design Arena: agents building web appsNot measured1248Only Grok 4.6 measured
Design Arena: agents building full-stack appsNot measured1264Only Grok 4.6 measured
Design Arena: agents building mobile appsNot measured1234Only Grok 4.6 measured
Design Arena: agents building Android appsNot measured1291Only Grok 4.6 measured
Design Arena: agents building Godot gamesNot measured1276Only Grok 4.6 measured
Design Arena: agents building gamesNot measured1209Only Grok 4.6 measured
Design Arena: HTML slidesNot measured1250Only Grok 4.6 measured
Design Arena: PowerPoint slidesNot measured1237Only Grok 4.6 measured
LiveBench researchNot measured84.5%Only Grok 4.6 measured
LiveBench browserNot measured64.0%Only Grok 4.6 measured
LiveBench long agenticNot measured40.7%Only Grok 4.6 measured
Finance Agent (Vals AI)Not measured53.7%Only Grok 4.6 measured
Tax Agent Bench (Vals AI)Not measured33.1%Only Grok 4.6 measured
Legal Research Bench (Vals AI)Not measured48.1%Only Grok 4.6 measured
Excel Modeling Benchmark (Vals AI)Not measured62.7%Only Grok 4.6 measured
BioMysteryBench (Vals AI)Not measured72.2%Only Grok 4.6 measured
Terminal-Bench-Science (Vals AI)Not measured11.4%Only Grok 4.6 measured
Vals Science IndexNot measured38.1%Only Grok 4.6 measured
Time Horizon Index (Vals AI)Not measured5.8%Only Grok 4.6 measured
APEX-AgentsNot measured65.3%Only Grok 4.6 measured
Vending-Bench 2Not measured$9,047Only 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 index04
Reasoning benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
GPQA DiamondNot measured94.7%Only Grok 4.6 measured
LiveBench reasoningNot measured91.2%Only Grok 4.6 measured
MysteryMechanism (Vals AI)Not measured30.6%Only Grok 4.6 measured
GPQA Diamond (Artificial Analysis run)Not measured94.9%Only Grok 4.6 measured
Humanity's Last Exam (Artificial Analysis run)3.1%44.1%Grok 4.6
GPQA Diamond (Epoch AI run)Not measured94.0%Only Grok 4.6 measured
ARC-AGINot measured87.5%Only Grok 4.6 measured
ARC-AGI-2Not measured67.1%Only Grok 4.6 measured
SimpleBenchNot measured75.9%Only Grok 4.6 measured
Chess puzzlesNot measured33.0%Only Grok 4.6 measured
Mystery game puzzlesNot measured34.0%Only Grok 4.6 measured
EBR-benchNot measured30.5%Only Grok 4.6 measured
LMArena Text: hard prompts12511448Grok 4.6
LMArena Text: expert12231469Grok 4.6
LMArena Text: hard prompts in English12661445Grok 4.6
LMArena Vision: diagramsNot measured1285Only Grok 4.6 measured
LMArena Vision: homeworkNot measured1283Only Grok 4.6 measured
Neither model has a result on the other 5 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index02
Math benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
OTIS Mock AIMENot measured99.2%Only Grok 4.6 measured
FrontierMath, tiers 1 to 3Not measured66.0%Only Grok 4.6 measured
FrontierMath, tier 4Not measured31.7%Only Grok 4.6 measured
ProofBenchNot measured51.0%Only Grok 4.6 measured
LMArena Text: math12721417Grok 4.6
LMArena Text: mathematical work12681464Grok 4.6
Neither model has a result on the other 7 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index05
Knowledge benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
MMLU ProNot measured89.4%Only Grok 4.6 measured
LegalBench (Vals AI)80.5%86.3%Grok 4.6
CorpFin (Vals AI)Not measured66.2%Only Grok 4.6 measured
TaxEval (Vals AI)Not measured71.1%Only Grok 4.6 measured
MortgageTax (Vals AI)Not measured64.2%Only Grok 4.6 measured
MedQA (Vals AI)82.0%Not measuredOnly GPT-4 Turbo measured
MedCode (Vals AI)Not measured44.7%Only Grok 4.6 measured
MMLU Pro (Artificial Analysis run)69.4%Not measuredOnly GPT-4 Turbo measured
SimpleQA VerifiedNot measured49.3%Only Grok 4.6 measured
MMLU81.3%Not measuredOnly GPT-4 Turbo measured
LMArena Text: science12561437Grok 4.6
LMArena Text: medicine and healthcare12391420Grok 4.6
LMArena Text: legal and government12651429Grok 4.6
LMArena Text: business and finance12221416Grok 4.6
Neither model has a result on the other 4 boards here
Web designDirectional onlyPublic boards, shown as published, kept out of the index9 boards, none shared
Web design benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
Design Arena: websitesNot measured1289Only Grok 4.6 measured
Design Arena: UI componentsNot measured1294Only Grok 4.6 measured
Design Arena: game devNot measured1296Only Grok 4.6 measured
Design Arena: data vizNot measured1282Only Grok 4.6 measured
Design Arena: 3DNot measured1277Only Grok 4.6 measured
Design Arena: all code categoriesNot measured1292Only Grok 4.6 measured
Design Arena: SVGNot measured1240Only Grok 4.6 measured
Design Arena: ASCII artNot measured1279Only Grok 4.6 measured
LiveBench designNot measured79.8%Only Grok 4.6 measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index022
General benchmarks for GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
LiveBench data analysisNot measured75.3%Only Grok 4.6 measured
Public Benefits Bench (Vals AI)Not measured66.8%Only Grok 4.6 measured
SAGE (Vals AI)Not measured28.9%Only Grok 4.6 measured
MedScribe (Vals AI)Not measured86.5%Only Grok 4.6 measured
Long context reasoning (AA-LCR)Not measured81.0%Only Grok 4.6 measured
DTBench61.6%97.3%Grok 4.6
LMCA9.8%48.5%Grok 4.6
Furniture assemblyNot measured40.0%Only Grok 4.6 measured
LMArena Text12721429Grok 4.6
LMArena Text: instruction following12491431Grok 4.6
LMArena Text: creative writing12681426Grok 4.6
LMArena Vision10901263Grok 4.6
LMArena Text: English12911433Grok 4.6
LMArena Text: non-English12451420Grok 4.6
LMArena Text: Chinese12421476Grok 4.6
LMArena Text: German12591426Grok 4.6
LMArena Text: Japanese11941378Grok 4.6
LMArena Text: Korean11871391Grok 4.6
LMArena Text: French12761455Grok 4.6
LMArena Text: Spanish12601414Grok 4.6
LMArena Text: Russian12591421Grok 4.6
LMArena Text: Polish13021430Grok 4.6
LMArena Text: multi-turn12671425Grok 4.6
LMArena Text: longer queries12541456Grok 4.6
LMArena Text: writing and language12791429Grok 4.6
LMArena Text: entertainment and media12581421Grok 4.6
LMArena Vision: English10971270Grok 4.6
LMArena Vision: Chinese10451289Grok 4.6
LMArena Vision: reading textNot measured1272Only Grok 4.6 measured
LMArena Vision: humorNot measured1270Only Grok 4.6 measured
LMArena Vision: creative writingNot measured1262Only Grok 4.6 measured
LMArena DocumentNot measured1452Only 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 GPT-4 Turbo and Grok 4.6
BenchmarkGPT-4 TurboGrok 4.6Leader
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

GPT-4 Turbo$0.025Fits in one request
Grok 4.6$0.0050Fits in one request

Grok 4.6 costs less

Repository review

50K input + 3K output tokens

GPT-4 Turbo$0.590Fits in one request
Grok 4.6$0.118Fits in one request

Grok 4.6 costs less

Agent loop

200K input + 10K output tokens

GPT-4 Turbo$2.30Exceeds the context window
Grok 4.6$0.460Fits in one request

Grok 4.6 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 GPT-4 Turbo and Grok 4.6
SpecificationOpenAI GPT-4 TurboSpaceXAI Grok 4.6
MakerOpenAIxAI
WeightsNo public weights listedNo public weights listed
ReleasedApril 9, 2024August 12, 2026
Context window128K500K
Input $/Mtok$10.00$2.00
Output $/Mtok$30.00$6.00
Coding indexNot benchmarked65.7
Independent measurements behind it06
Cost per solved taskNot computable$0.82
SourceOpenRouter listingOpenRouter listing

Questions

Is GPT-4 Turbo better than Grok 4.6 for coding?

Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; GPT-4 Turbo has none, so the two cannot be ranked on coding. Compare them on price, context and the boards below.

Which is cheaper, GPT-4 Turbo or Grok 4.6?

GPT-4 Turbo costs $10.00 per million input tokens and $30.00 per million output tokens; Grok 4.6 costs $2.00 and $6.00. Cost per solved task is known for Grok 4.6 only.

Which has the bigger context window, GPT-4 Turbo or Grok 4.6?

Grok 4.6, with 500K tokens against 128K.

How many benchmarks is the GPT-4 Turbo vs Grok 4.6 comparison based on?

38 benchmarks have a result for both models as of October 22, 2026. GPT-4 Turbo's coding index rests on 0 independent benchmarks and Grok 4.6's on 6. Where only one model has a result, the page says so instead of naming a winner.

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