Head to head

Claude Fable 5 vs GPT-5.5 Cyber

On a blended workload of one million input tokens and three million output tokens, Claude Fable 5 is 1.5× cheaper than GPT-5.5 Cyber.

Claude Fable 5GPT-5.5 Cyber
Provider Anthropic OpenAI
Input / MTok $10 $12.5
Output / MTok $50 $75
Cache read / MTok $1 $1.25
Context window 1,000,000
Blended 1M in + 3M out $160.00 $237.50
Status ga ga

Claude Fable 5 detail   GPT-5.5 Cyber detail