Head to head

Claude Opus 4.5 vs Claude Haiku 4.5

On a blended workload of one million input tokens and three million output tokens, Claude Haiku 4.5 is 5.0× cheaper than Claude Opus 4.5.

Claude Opus 4.5Claude Haiku 4.5
Provider Anthropic Anthropic
Input / MTok $5 $1
Output / MTok $25 $5
Cache read / MTok $0.5 $0.1
Context window 200,000 200,000
Blended 1M in + 3M out $80.00 $16.00
Status ga ga

Claude Opus 4.5 detail   Claude Haiku 4.5 detail