What is the difference between Claude Sonnet 4 and Grok 3 Beta?

Claude Sonnet 4 is developed by Anthropic while Grok 3 Beta is developed by xAI. Claude Sonnet 4 has a 200K token context window vs Grok 3 Beta's 131K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude Sonnet 4 or Grok 3 Beta?

It depends on your use case. Claude Sonnet 4 and Grok 3 Beta each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Claude Sonnet 4 cost compared to Grok 3 Beta?

Claude Sonnet 4 costs $3/M input tokens and Grok 3 Beta costs $2/M input tokens. Grok 3 Beta 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 Claude Sonnet 4 and Grok 3 Beta on Rival?

This page shows a side-by-side comparison of Claude Sonnet 4 and Grok 3 Beta 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 Claude Sonnet 4 and Grok 3 Beta?

Claude Sonnet 4 is developed by Anthropic while Grok 3 Beta is developed by xAI. Claude Sonnet 4 has a 200K token context window vs Grok 3 Beta's 131K. You can compare their actual outputs across 54 challenges on Rival to see how they differ in practice.

Which is better, Claude Sonnet 4 or Grok 3 Beta?

It depends on your use case. Claude Sonnet 4 and Grok 3 Beta each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 54 challenges so you can judge which fits your needs best.

How much does Claude Sonnet 4 cost compared to Grok 3 Beta?

Claude Sonnet 4 costs $3/M input tokens and Grok 3 Beta costs $2/M input tokens. Grok 3 Beta 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 Claude Sonnet 4 and Grok 3 Beta on Rival?

This page shows a side-by-side comparison of Claude Sonnet 4 and Grok 3 Beta 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.

Claude Sonnet 4 vs Grok 3 Beta: Which Is Better?

Updated May 2025

Our Verdict

Claude Sonnet 4

Grok 3 Beta

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Grok 3 Beta is 3.8x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude Sonnet 4

Input

$3.00

Output

$15.00

Grok 3 Beta

Input

$2.00

1.5× cheaper

Output

$4.00

3.8× cheaper

Grok 3 Beta is cheaper on both — 1.5× input, 3.8× output

Writing DNA

Style Comparison

Similarity

43%

Claude Sonnet 4 uses 87.9x more emoji

Claude Sonnet 4

Grok 3 Beta

62%Vocabulary48%

111wSentence Length19w

0.40Hedging0.67

5.0Bold3.1

9.3Lists5.5

0.88Emoji0.00

2.16Headings0.52

0.33Transitions0.28

Based on 17 + 23 text responses

Research

What we learned reading every model

Claude Sonnet 4 and Grok 3 Beta have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Grok 3 Beta vs MiniMax M3New provider

Grok 3 Beta vs GPT-5New provider

Grok 3 Beta vs Claude Opus 4Cross-provider

Updated May 2025

Our Verdict

Claude Sonnet 4

Grok 3 Beta

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Grok 3 Beta is 3.8x cheaper per token — worth considering if cost matters.

Too close to call

API pricing

Cost per 1M tokens

Claude Sonnet 4

Input

$3.00

Output

$15.00

Grok 3 Beta

Input

$2.00

1.5× cheaper

Output

$4.00

3.8× cheaper

Grok 3 Beta is cheaper on both — 1.5× input, 3.8× output

Writing DNA

Style Comparison

Similarity

43%

Claude Sonnet 4 uses 87.9x more emoji

Claude Sonnet 4

Grok 3 Beta

62%Vocabulary48%

111wSentence Length19w

0.40Hedging0.67

5.0Bold3.1

9.3Lists5.5

0.88Emoji0.00

2.16Headings0.52

0.33Transitions0.28

Based on 17 + 23 text responses

Research

What we learned reading every model

Claude Sonnet 4 and Grok 3 Beta have opinions about your brand too.Ask 10 models what they tell people about you. Verbatim receipts.Run the mirror

FAQ

Common questions

Keep exploring

More comparisons

Grok 3 Beta vs MiniMax M3New provider

Grok 3 Beta vs GPT-5New provider

Grok 3 Beta vs Claude Opus 4Cross-provider