Claude Opus 4.1 vs Grok 3 Mini Beta
Compare Claude Opus 4.1 by Anthropic against Grok 3 Mini Beta by xAI, context windows of 200K vs 131K, tested across 13 shared challenges. Updated May 2026.
Which is better, Claude Opus 4.1 or Grok 3 Mini Beta?
Claude Opus 4.1 and Grok 3 Mini Beta are both competitive models. Claude Opus 4.1 costs $15/M input tokens vs $0.4/M for Grok 3 Mini Beta. Context windows: 200K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Opus 4.1 and Grok 3 Mini Beta
Claude Opus 4.1 is made by anthropic while Grok 3 Mini Beta is from xai. Claude Opus 4.1 has a 200K token context window compared to Grok 3 Mini Beta's 131K. On pricing, Claude Opus 4.1 costs $15/M input tokens vs $0.4/M for Grok 3 Mini Beta.
Per 1M tokens
Grok 3 Mini Beta is cheaper on both — 38× input, 94× output
No community votes yet. On paper, Claude Opus 4.1 has the edge — bigger model tier, newer, bigger context window.
Grok 3 Mini Beta is 94x cheaper per token — worth considering if cost matters.
