Grok 4.6

Aug 2026
Grok 4.6
Compare in
on
$1.48per task?
$2 / $6per 1M in / outcache $0.50
65 tok/sfirst token in 37 s?
500Kcontext

Rankingat high effort?

Full ranking →
1Opus 5.51,5192Gemini 4 Argon1,5163Fable 51,5014Opus 4.61,5005Opus 4.71,489
···
34Gemini 2.5 Pro1,44335Grok 4.61,44235GPT-5.41,442

Strong at

S
Agents & work tasks#17 of 175Reasoning#31 of 334Science#3 of 312Knowledge#11 of 318
A
Coding#29 of 132Long context#38 of 273

Alternatives?

ModelScoreCostPer taskWhat changes
CheaperGemini 3.8 Flashhighwins 56%-16%*$1.24Sampling parameters are ignored+1BetterGPT-6.1 Solmaxwins 52%-51%$0.72Remove unsupported parameters+5OpenKimi K3maxwins 53%+35%$2.00Sampling parameters are fixed+3CheaperGPT-5.6 Solxhighwins 54%-20%$1.18CheaperMuse Sparkunstatedwins 53%-33%$1.25 / $4.25Only n=1 · Meta / Chat Completions+1

History

8 versions
1,4001,4201,4401,460Jul 25Oct 25Jan 26Apr 26Jul 26Oct 26Release dateArena Text · Creative writing44.34.54.64.7
1,4001,4201,4401,460Jul 25Jan 26Jul 26Release dateArena Text · Creative writing44.34.54.64.7

Benchmarks

in Writing & Language
Arena Text · creative writing1,442#35
Arena Text · creative writing · full cohort1,426.9#43
Lech Mazur Short-Story-2.9#40

FAQ

How much does Grok 4.6 cost?›

$2 per 1M input tokens and $6 per 1M output tokens; cached input $0.50 per 1M. A typical benchmark task costs about $1.48 at high effort.

Is Grok 4.6 free to use?›

There is no free API; the cheapest paid price is $2 per 1M input tokens.

How good is Grok 4.6, and what is it best at?›

#31 of 334 in Chat & Knowledge, #29 of 132 in Coding, #8 of 133 in Agents & Tool Use, #35 of 195 in Writing & Language, #21 of 37 in Vision & Documents. Strongest at: Coding, Agents & work tasks, Reasoning, Science, Long context, Knowledge.

Is Grok 4.6 better than Grok 4.3?›

On Arena Text · creative writing, Grok 4.6 scores 1,442 vs 1,422 — higher.

How can I use Grok 4.6?›

Through the API of Amazon Bedrock, xAI.

What is the context window of Grok 4.6?›

500K tokens, with up to 450K output tokens.

When was Grok 4.6 released? Is there a newer version?›

Released 2026-08-12. It has been superseded by Grok 4.7.

Is Grok 4.6 open source?›

No, Grok 4.6 is a closed model available through an API. The closest open-weights option here is Kimi K3.

Can Grok 4.6 read images?›

It accepts text and images, PDF files as input.

What is Grok 4.6?›

Grok 4.6 is a closed language model from xAI, released Aug 2026, the successor to Grok 4.3.

What are the best alternatives to Grok 4.6?›

Gemini 3.8 Flash (cheaper), GPT-6.1 Sol (better), Kimi K3 (open weights).