Release notes summary (2026-06-18):
ChatGPT added pronunciation guidance with audio/text in 60+ languages, conversational World Cup tools, per-app permission controls, one-click conversation sharing, sidebar pinning/organization for chats and projects, “Start writing” from responses, faster iOS photo uploads, and Android long-press model selection plus updated composer.
Flag changes (20260618-205205Z → 20260618-225205Z)
Added (UI / presentation)
presentation_mode— gates an alternate full-screen or slide-style conversation view.sidebar_image_group_eval_preset_override— gates custom preset overrides for grouped image thumbnails in the sidebar.
Removed (billing / credits)
default_average_monthly_credits_per_member— removed the previous default monthly credit allocation setting.