Compare AI models

Claude Opus 4.8vsGemini 2.5 Flash

Which should you pick?

  • Claude Opus 4.8 · overall 98.3 vs 44.9
  • Gemini 2.5 Flash cheaper output · $2.50 vs $25.00 /1M
  • Gemini 2.5 Flash longer context · 1.0M tokens vs 1.0M tokens

Specifications

 Claude Opus 4.8Gemini 2.5 Flash
TierAA
Context window1.0M tokens1.0M tokens
Input price (per 1M tokens)$5.00$0.3000
Output price (per 1M tokens)$25.00$2.50
ProvenanceRuns in:USMade in:United StatesRuns in:USMade in:United States

Quality by category

CategoryClaude Opus 4.8Gemini 2.5 Flash
factual95.059.5
multilingual100.040.0
creative100.0100.0
coding97.015.0
reasoning99.510.0

Anthropic

Full review of Claude Opus 4.8 →

Google Gemini

Full review of Gemini 2.5 Flash →

Other comparisons