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Claude Opus 4 vs Gemini 2.5 Pro: Pricing, Benchmarks & Verdict (2026)

Verdict

Gemini 2.5 Pro is significantly cheaper at $1.25/$10.00 per million tokens vs $15.00/$75.00. Gemini 2.5 Pro is faster at 70 tokens/sec vs 50 tokens/sec. Gemini 2.5 Pro offers a larger 1049K context window vs 200K.

Side-by-Side Comparison

FeatureClaude Opus 4Gemini 2.5 Pro
ProviderAnthropicGoogle
Input Price / 1M tokens$15.00$1.25
Output Price / 1M tokens$75.00$10.00
Context Window200K1.048576M
Max Output Tokens32,00065,536
Arena ELO1,3301,340
Coding ELO1,3601,350
TTFT (ms)500400
Tokens/sec5070
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionYesYes
When to Use Claude Opus 4

Choose Claude Opus 4 when you need: top-tier coding and reasoning, excellent agentic capabilities, strong instruction following, 200k context window. It excels at coding, analysis, agents, complex-reasoning tasks.

Strengths:

  • Top-tier coding and reasoning
  • Excellent agentic capabilities
  • Strong instruction following
  • 200K context window

Best for:

codinganalysisagentscomplex-reasoning
When to Use Gemini 2.5 Pro

Choose Gemini 2.5 Pro when you need: 1m token context window, excellent reasoning capabilities, strong coding performance, native multimodal support. It excels at coding, reasoning, long-context, multimodal tasks. It is also the more cost-effective option between the two. Its 1049K context window is larger, making it better for long-document processing.

Strengths:

  • 1M token context window
  • Excellent reasoning capabilities
  • Strong coding performance
  • Native multimodal support

Best for:

codingreasoninglong-contextmultimodal

Frequently Asked Questions

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