According to @OpenAI, a Reddit AMA focused on GPT-5.1 and new customization updates is scheduled for tomorrow at 2 PM PT on r/OpenAI, with the official announcement on X and the thread link provided: source: https://twitter.com/OpenAI/status/1988747732614517233; https://www.reddit.com/r/OpenAI/comments/1ovkt6n/were_rolling_out_gpt51_and_new_customization/. For traders, this sets a clearly timed event window to track official updates directly from OpenAI’s channels during the AMA: source: https://twitter.com/OpenAI/status/1988747732614517233; https://www.reddit.com/r/OpenAI/comments/1ovkt6n/were_rolling_out_gpt51_and_new_customization/.