Head to head

Claude Sonnet 5 vs GPT-4o

On a blended workload of one million input tokens and three million output tokens, Claude Sonnet 5 is line-ball with GPT-4o.

Claude Sonnet 5GPT-4o
Provider Anthropic OpenAI
Input / MTok $2 $2.5
Output / MTok $10 $10
Cache read / MTok $0.2 $1.25
Context window 1,000,000 128,000
Blended 1M in + 3M out $32.00 $32.50
Status ga ga

Claude Sonnet 5 detail   GPT-4o detail