Track chronological product updates, verified pricing tiers adjustments, features additions/retirements, and outage summaries for ChatGPT.
A Word sidebar can draft from notes, summarize the open document, revise selected text, and adjust headings. Word joins Excel and PowerPoint through the same add-in, and it is available on every plan including Free.
ChatGPT plugins support more than one account per connection, so personal and work accounts for services like Gmail and Google Calendar can sit in the same conversation. It works on all plans across web, mobile, and desktop.
OpenAI stopped auto-switching ChatGPT from Instant to Thinking for Plus and Pro users and removed the Higher intelligence setting on the web. A reasoning model can still be picked manually from the model picker.
As of June 26, 2026, GPT-4.5 is no longer available in ChatGPT, including inside custom GPTs, and old conversations continue with GPT-5.5. The retirement was announced on May 28 and does not affect the API.
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