According to BlockBeats, OpenAI announced on social media platform X that it will host a livestream event on Thursday at 10 a.m. Pacific Time (1 a.m. Friday UTC+8). Analysts from CaiLian News Agency suggest that the replacement of the letter 'S' with the number '5' in the word 'LIVESTREAM' in the official tweet may indicate the unveiling of the GPT-5 model during this event.