What is the difference between Grok 4 and Grok 4.6?

Both are developed by xAI but target different use cases. Grok 4 has a 256K token context window vs Grok 4.6's 500K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Grok 4 or Grok 4.6?

It depends on your use case. Grok 4 and Grok 4.6 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Grok 4 cost compared to Grok 4.6?

Grok 4 costs $3/M input tokens and Grok 4.6 costs $2/M input tokens. Grok 4.6 is $1.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Grok 4 and Grok 4.6 on Rival?

This page shows a side-by-side comparison of Grok 4 and Grok 4.6 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

What is the difference between Grok 4 and Grok 4.6?

Both are developed by xAI but target different use cases. Grok 4 has a 256K token context window vs Grok 4.6's 500K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Grok 4 or Grok 4.6?

It depends on your use case. Grok 4 and Grok 4.6 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does Grok 4 cost compared to Grok 4.6?

Grok 4 costs $3/M input tokens and Grok 4.6 costs $2/M input tokens. Grok 4.6 is $1.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare Grok 4 and Grok 4.6 on Rival?

This page shows a side-by-side comparison of Grok 4 and Grok 4.6 across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Grok 4 vs Grok 4.6: Which Is Better?

Updated Aug 2026

Our Verdict

Grok 4.6

Grok 4Runner-up

No community votes yet. On paper, Grok 4.6 has the edge — newer, bigger context window.

Too close to call

What do Grok 4 and Grok 4.6 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Grok 4

Input

$3.00

Output

$15.00

Grok 4.6

Input

$2.00

1.5× cheaper

Output

$6.00

2.5× cheaper

Grok 4.6 is cheaper on both — 1.5× input, 2.5× output

Writing DNA

Style Comparison

Similarity

52%

Grok 4.6 uses 5.0x more transitions

Grok 4

Grok 4.6

53%Vocabulary64%

18wSentence Length17w

0.67Hedging0.22

2.7Bold2.2

2.7Lists1.6

0.07Emoji0.29

0.86Headings0.31

0.04Transitions0.22

Based on 21 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4 vs MiniMax M3New provider

Grok 4 vs GPT-5New provider

Grok 4 vs Claude Sonnet 4New provider

Updated Aug 2026

Our Verdict

Grok 4.6

Grok 4Runner-up

No community votes yet. On paper, Grok 4.6 has the edge — newer, bigger context window.

Too close to call

What do Grok 4 and Grok 4.6 say about your brand?

10 models, one question, verbatim receipts.

or peek at a demo: Notion Linear Vercel

API pricing

Cost per 1M tokens

Grok 4

Input

$3.00

Output

$15.00

Grok 4.6

Input

$2.00

1.5× cheaper

Output

$6.00

2.5× cheaper

Grok 4.6 is cheaper on both — 1.5× input, 2.5× output

Writing DNA

Style Comparison

Similarity

52%

Grok 4.6 uses 5.0x more transitions

Grok 4

Grok 4.6

53%Vocabulary64%

18wSentence Length17w

0.67Hedging0.22

2.7Bold2.2

2.7Lists1.6

0.07Emoji0.29

0.86Headings0.31

0.04Transitions0.22

Based on 21 + 27 text responses

Research

What we learned reading every model

FAQ

Common questions

Keep exploring

More comparisons

Grok 4 vs MiniMax M3New provider

Grok 4 vs GPT-5New provider

Grok 4 vs Claude Sonnet 4New provider