What is the difference between Claude 2 and Grok 3?

Claude 2 is developed by Anthropic while Grok 3 is developed by xAI. Claude 2 has a 100K token context window vs Grok 3's 128K. You can compare their actual outputs across 5 challenges on Rival to see how they differ in practice.

Which is better, Claude 2 or Grok 3?

It depends on your use case. Claude 2 and Grok 3 each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 5 challenges so you can judge which fits your needs best.

How can I compare Claude 2 and Grok 3 on Rival?

This page shows a side-by-side comparison of Claude 2 and Grok 3 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.

Updated Feb 2025

Claude 2vsGrok 3

Grok 3 has a larger context window than Claude 2 (128K tokens vs 100K tokens).

Claude 2 and Grok 3 compared across 5 shared prompts
Spec	Claude 2	Grok 3
Input price	$11.02/M tokens	—
Output price	$32.68/M tokens	—
Context window	100K tokens	128K tokens
Free API (OpenRouter)	No	No
Released	Jun 2023	Feb 2025
MMLU	78.5% (5-shot)	83.1%