Claude 3.7 Sonnet vs xAI: Grok 4
Compare Claude 3.7 Sonnet by Anthropic against xAI: Grok 4 by xAI, context windows of 200K vs 256K, tested across 53 shared challenges. Updated May 2026.
Which is better, Claude 3.7 Sonnet or xAI: Grok 4?
Claude 3.7 Sonnet and xAI: Grok 4 are both competitive models. Claude 3.7 Sonnet costs $3/M input tokens vs $3/M for xAI: Grok 4. Context windows: 200K vs 256K tokens. Compare their real outputs side by side below.
Key Differences Between Claude 3.7 Sonnet and xAI: Grok 4
Claude 3.7 Sonnet is made by anthropic while xAI: Grok 4 is from xai. Claude 3.7 Sonnet has a 200K token context window compared to xAI: Grok 4's 256K. On pricing, Claude 3.7 Sonnet costs $3/M input tokens vs $3/M for xAI: Grok 4.
Per 1M tokens
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
Style Comparison
xAI: Grok 4 uses 7.0x more emoji
