On September 18, 2026 OpenAI enabled Chrome extension support inside ChatGPT's built-in desktop browser, working across Chromium browsers (Chrome, Edge, Brave, Vivaldi). It also shipped general availability of ChatGPT for Microsoft Word and a Developer Mode with Chrome DevTools Protocol access, with per-action permission prompts and enterprise admin controls.
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OpenAI adds Chrome extension support to the ChatGPT desktop browser
Why this matters for founders
Founders can pin existing extensions like 1Password and let ChatGPT summarize pages or start tasks from live tabs; check the enterprise CDP restrictions before rolling it out to a team.
Source: Crypto Briefing
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