Question 1

What is the difference between Grok 3 and Claude Opus 4?

Accepted Answer

Grok 3 is developed by xAI while Claude Opus 4 is developed by Anthropic. Grok 3 has a 128K token context window vs Claude Opus 4's 200K. You can compare their actual outputs across 20 challenges on RIVAL to see how they differ in practice.

Question 2

Which is better, Grok 3 or Claude Opus 4?

Accepted Answer

It depends on your use case. Grok 3 and Claude Opus 4 each have strengths in different areas. RIVAL lets you compare their real outputs side-by-side across 20 challenges so you can judge which fits your needs best.

Question 3

How can I compare Grok 3 and Claude Opus 4 on RIVAL?

Accepted Answer

This page shows a side-by-side comparison of Grok 3 and Claude Opus 4 across shared challenges. You can vote on which model produced the better output, and Pro users can create custom challenges to test both models with their own prompts.

Grok 3 vs Claude Opus 4

What is the difference between Grok 3 and Claude Opus 4?

Which is better, Grok 3 or Claude Opus 4?

How can I compare Grok 3 and Claude Opus 4 on RIVAL?