19h agoJason Liu, Instructor creator, argues benchmark data shows GPT-5.5 is three times more cost-efficient than Claude Opus 4.7GPT-5.5 cost $5 for 70% score; Claude Opus cost $16.SentimentSentimentPos100%Neg0%Users praise OpenAI's dedicated inference team and price-performance edge over Claude, calling the efficiency cool, underappreciated, and key to making models more viable and capable.4 comments with sentiment. View comments.