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Claude Opus 4.6 vs Gemini 3 Pro

A detailed comparison of Claude Opus 4.6 (Anthropic) and Gemini 3 Pro (Google) across pricing, performance, and features.

Pricing Comparison

MetricClaude Opus 4.6Gemini 3 ProDifference
Input / 1M tokens$5.00$2.00-60%
Output / 1M tokens$25.00$12.00-52%
Context window200K1M
Max output32K65.536K

Benchmark Comparison

BenchmarkClaude Opus 4.6Gemini 3 Pro
MMLU-Pro89.5%89.8%
HumanEval95%94%
GPQA75.5%77%

Capabilities

CapabilityClaude Opus 4.6Gemini 3 Pro
audio
code
reasoning
text
tool-use
vision

Claude Opus 4.6 Strengths

  • Best-in-class agentic tool use and coding
  • 1M context available in beta (Tier 4)
  • Strong at following complex multi-step instructions

Claude Opus 4.6 Weaknesses

  • Premium pricing ($10/$37.50 at 1M context)
  • 1M context beta is Tier 4 only

Gemini 3 Pro Strengths

  • Stable and well-tested
  • 1M token context window
  • Strong multimodal with audio

Gemini 3 Pro Weaknesses

  • Being superseded by 3.1 Pro
  • Context-tiered pricing ($4/$18 above 200K)

Quick Verdict

Best value: Gemini 3 Pro is the more affordable option at $2/$12 per 1M tokens.

Higher benchmarks: Gemini 3 Pro scores higher on average across available benchmarks (86.9% avg).

Larger context: Gemini 3 Pro supports 1M tokens.

Choose Gemini 3 Pro if cost matters most. Choose Claude Opus 4.6 if you need the best possible quality for complex tasks.

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