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Claude Opus 4.6 vs Gemini 2.5 Pro Preview 06-05

Compare Claude Opus 4.6 by Anthropic against Gemini 2.5 Pro Preview 06-05 by Google AI, context windows of 1.0M vs 1.0M, tested across 37 shared challenges. Updated March 2026.

Which is better, Claude Opus 4.6 or Gemini 2.5 Pro Preview 06-05?

Claude Opus 4.6 and Gemini 2.5 Pro Preview 06-05 are both competitive models. Claude Opus 4.6 costs $5/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05. Context windows: 1000K vs 1049K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Opus 4.6 and Gemini 2.5 Pro Preview 06-05

Claude Opus 4.6 is made by anthropic while Gemini 2.5 Pro Preview 06-05 is from google. Claude Opus 4.6 has a 1000K token context window compared to Gemini 2.5 Pro Preview 06-05's 1049K. On pricing, Claude Opus 4.6 costs $5/M input tokens vs $1.25/M for Gemini 2.5 Pro Preview 06-05.

Our Verdict
Claude Opus 4.6
Claude Opus 4.6
Gemini 2.5 Pro Preview 06-05
Gemini 2.5 Pro Preview 06-05

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

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Claude Opus 4.6Gemini 2.5 Pro Preview 06-05
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