What is the difference between Claude Sonnet 3.6 (2022-10-22) and Grok 3?

Claude Sonnet 3.6 (2022-10-22) is developed by Anthropic while Grok 3 is developed by xAI. Claude Sonnet 3.6 (2022-10-22) has a 200K token context window vs Grok 3's 128K. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, Claude Sonnet 3.6 (2022-10-22) or Grok 3?

It depends on your use case. Claude Sonnet 3.6 (2022-10-22) and Grok 3 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 can I compare Claude Sonnet 3.6 (2022-10-22) and Grok 3 on Rival?

This page shows a side-by-side comparison of Claude Sonnet 3.6 (2022-10-22) 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 Sonnet 3.6 (2022-10-22)vsGrok 3

Claude Sonnet 3.6 (2022-10-22) has a larger context window than Grok 3 (200K tokens vs 128K tokens).

Claude Sonnet 3.6 (2022-10-22) and Grok 3 compared across 53 shared prompts
Spec	Claude Sonnet 3.6 (2022-10-22)	Grok 3
Input price	$3/M tokens	—
Output price	$15/M tokens	—
Context window	200K tokens	128K tokens
Free API (OpenRouter)	No	No
Released	Jun 2024	Feb 2025
MMLU	88.3%	83.1%