Head to head

Claude Sonnet 5 vs Gemini 3.5 Flash

On a blended workload of one million input tokens and three million output tokens, Gemini 3.5 Flash is 1.1× cheaper than Claude Sonnet 5.

Claude Sonnet 5Gemini 3.5 Flash
Provider Anthropic Google
Input / MTok $2 $1.5
Output / MTok $10 $9
Cache read / MTok $0.2 $0.15
Context window 1,000,000
Blended 1M in + 3M out $32.00 $28.50
Status ga ga

Claude Sonnet 5 detail   Gemini 3.5 Flash detail