According to @OpenAI, ChatGPT web users on Plus, Pro, and Business can now toggle GPT-5 with Thinking time directly in the message composer to address latency concerns (source: @OpenAI). @OpenAI states Plus, Pro, and Business offer Standard (new default) and Extended modes, while Pro additionally offers Light (snappiest) and Heavy (deeper) options (source: @OpenAI). @OpenAI notes the selected thinking time persists across future chats on web until changed (source: @OpenAI). The announcement does not mention pricing changes, API updates, enterprise SLAs, or infrastructure details, providing no direct signals for AI-exposed equities or tokens from this post alone (source: @OpenAI). For traders, this is a UX-level control between speed and depth with no usage metrics or roll-out timelines beyond immediate web availability disclosed in the post (source: @OpenAI). The post does not reference blockchain, BTC, ETH, or AI tokens, and no direct crypto-market linkage is stated (source: @OpenAI).