According to @sama, ChatGPT Plus users are receiving a significant increase to reasoning rate limits, with all model-class limits set to be higher than they were before GPT-5. Source: Sam Altman on X, Aug 10, 2025, https://twitter.com/sama/status/1954602880952115603 He added that a UI change will soon indicate which model is working, providing explicit model identification during use. Source: Sam Altman on X, Aug 10, 2025, https://twitter.com/sama/status/1954602880952115603 No additional details about API limits, enterprise tiers, pricing, or rollout timing were provided in the post, so confirmed changes are limited to ChatGPT Plus and the forthcoming UI indicator. Source: Sam Altman on X, Aug 10, 2025, https://twitter.com/sama/status/1954602880952115603 For trading workflows, this confirms higher reasoning usage capacity for ChatGPT Plus sessions that traders use for research and analysis, while no API changes are stated in the source. Source: Sam Altman on X, Aug 10, 2025, https://twitter.com/sama/status/1954602880952115603