Opus 4.8 is a solid jump over Opus 4.7 on DeepSWE, while also lowering the average cost per task.
— Chubby♨️ (@kimmonismus) 31 mai 2026
However, GPT-5.5 xhigh still beats it by a pretty clear margin while being cheaper.
OpenAI has been cooking insanely hard with its models lately. Really excited to see what GPT-5.6… https://t.co/UC7Rl2cX6l
Opus 4.8 is a solid jump over Opus 4.7 on DeepSWE, while also lowering the average cost per task. However, GPT-5.5 xhigh still beats it by a pretty clear margin while being cheaper. OpenAI has been cooking insanely hard with its models lately. Really excited to see what GPT-5.6