Anthropic removed fast mode for Claude Opus 4.6; fast requests now run at standard speed and rates.

Fast mode calls to claude-opus-4-6 return no error, but run and bill at standard settings.

Fast mode remains tied to supported models; builders using it on Opus 4.6 need to migrate to Claude Opus 4.8.

• Aug 14, 2026ChatGPT can now browse connected Google Drive files from Library and add Drive files to chats.
• Aug 14, 2026ChatGPT web keeps pasted formatting, adds saved files from Library, supports multi-select, and expands search.
• Aug 14, 2026ChatGPT’s Google Drive experience includes My Drive and files and folders shared directly with you.

This is the world we build in. It moves this fast. We move with it.