Update: The UI has been later updated with a new version that has a three-dot menu after the community backlash. More details below 👇 OpenAI has recently introduced several updates to its ChatGPT platform, including the renaming of the "Reasoning Shortcut" feature to "Think," now represented as a dedicated button in the prompt bar. This button functions as a model switcher, specifically activating the o1 reasoning model, even though it is visible across all models. Users can verify which model