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Released August 2026

Grok 4.6: Release Intelligence, Performance & Price

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Model summary

Intelligence

44
Artificial Analysis Intelligence Index
4 out of 4 units for Intelligence.

Speed

73.8
Output tokens per second
2 out of 4 units for Speed.

Cost

In $2.00Out $6.00Cache Discount 75%
$1.48
Cost per Intelligence Index task
3 out of 4 units for Cost.

Verbosity

94M
Output tokens from Intelligence Index
3 out of 4 units for Verbosity.

The Grok 4.6 release offers 4 models, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across the 4 models.

  • For intelligence, the top model of Grok 4.6 is Grok 4.6 (High) at 44.
  • For output speed, the fastest model is Grok 4.6 (Xhigh) at 81 t/s.
  • For latency, Grok 4.6 (Low) at 7.00s offers the lowest time to first answer token.
  • For pricing, Grok 4.6 (Low) at $0.38 offers the lowest cost per task. Prices vary up to 4.7x across models.

Artificial Analysis Intelligence Index · Higher is better
Output tokens per second · Higher is better
Weighted average cost (USD) per Intelligence Index task · Lower is better

Intelligence

Artificial Analysis Intelligence Index

Artificial Analysis Intelligence Index v4.3.2 incorporates 10 evaluations: AA-Briefcase v1.1, GDPval-AA v2.1, AutomationBench-AA, Terminal-Bench 4.0, SciCode, Humanity's Last Exam, GDP.pdf, CritPt, AA-Omniscience, AA-LCR v1.1

Intelligence Index vs. Cost per Task

Artificial Analysis Intelligence Index · Weighted average cost (USD) per Artificial Analysis Intelligence Index task
Most attractive quadrant
Grok 4.6
Pareto line

Cost

Cost per Intelligence Index Task

Weighted average cost (USD) per Intelligence Index task · Segmented by token type · Lower is better

Speed & Latency

Output Speed

Output tokens per second · Higher is better

Capability Scores

Capability Indexes

Measures the performance of models on specific capabilities and industries
Finance & Accounting Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Strategy & Ops Index

Incorporates 6 evaluations: GDPval-AA v2.1, AA-Briefcase v1.1, AA-Omniscience, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better

Legal Index

Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better

Healthcare & Medical Index

Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better

Engineering Index

Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2.1, AA-Briefcase v1.1, Terminal-Bench 4.0 · Higher is better

Economics Index

Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2.1, AA-Briefcase v1.1, AA-LCR v1.1 · Higher is better

Evaluations

Evaluations measured independently by Artificial Analysis · AA-PersonalityBench scores are percentile ranks from 1 to 100
See more

Agentic knowledge work, Elo

Agentic SaaS workflows

Agentic real-world work tasks, Elo

Reasoning & knowledge

Professional document reasoning, All-pass

Agentic coding & terminal use

Long context reasoning

SciCodeUnder review

Coding

Physics reasoning

Agentic scientific research workflows in a terminal

Quantitative analysis on spreadsheets & documents

Agentic business operations

MLCR-AAUpdated

Medical long context reasoning

Rich, varied, well-crafted language

Well-structured, scannable, answer-first

Truthful, acknowledges uncertainty, non-sycophantic

Use of filler and generic language

AA-PersonalityBenchNew

Personality Indexes

Each axis is one of 8 personality indexes: the mean of its traits’ Elo z-scores, percentile ranked from 1 to 100 across all models evaluated in the benchmark

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Further details

Weights
Provider Benchmarks
Grok 4.6 (High)
SpaceXAI logoSpaceXAI
44
-
500k
$1.4
74
Not available
SpaceXAI
Grok 4.6 (Xhigh)
SpaceXAI logoSpaceXAI
44
-
500k
$1.4
81
Not available
SpaceXAI
Grok 4.6 (Medium)
SpaceXAI logoSpaceXAI
43
-
500k
$1.4
71
Not available
SpaceXAI
Grok 4.6 (Low)
SpaceXAI logoSpaceXAI
35
-
500k
$1.4
79
Not available
SpaceXAI