OpenAI rolls out ‘GPT-5.5 Instant’ as ChatGPT’s new default, improving accuracy and speed

OpenAI is rolling out ‘GPT-5.5 Instant’ as the new default model inside…

OpenAI releases ‘GPT-5.5’ with major improvement in coding and autonomous task performance

OpenAI has introduced a new frontier model, GPT-5.5, which is being described…