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T2 · TOOLS REFERENCE

ChatGPT, where things live

Last verified: 2026-10-20

FeatureWhere it isPlanStatus
Attach a file or photoTap + in the message box → Add photos & files; or drag and drop or paste on webFree and paid✅
Quick recent photos (iPhone)Long-press + to see your 4 most recent photosFree and paid⚠️ news report, Aug 21, 2026
Dictation (talk, then edit the text)The microphone icon in the message boxFree and paid✅
Voice conversationThe separate Voice icon in the message box; options under Settings → Voice (Live / Advanced / Standard)Free = limited; Go and Plus = 3 hrs/day✅
Custom instructions (web/desktop)Settings → Personalization → "Enable customization" on → Custom Instructions field (Free and Go: 1,500 characters; Plus, Pro, Business: 5,000, raised July 15, 2026)All plans✅
Custom instructions (iOS/Android)Settings → Customize ChatGPTAll plans✅
MemorySettings → Personalization → MemoryVaries by plan and region✅
ProjectsSidebar → Projects → new project → add files; three-dot menu (top right) → Project settings for instructionsAll plans (file limits in T1)✅
Project instructionsInside the project → ••• → Project settings → instructions. They apply only in that project and override your global custom instructions. OpenAI publishes no character limit for project instructions ❓ (check the field's counter)All plans✅ / ❓ limit
Project memoryProject settings → Memory → Default memory or Project-only memory → Save (can take a few hours to apply). Shared projects are always project-onlySigned-in plans✅
Project files (sources)Open a file from the project's sources list to preview, download, or delete it. Same-name upload asks Upload anyway or Skip. Up to 10 files at onceAll plans (limits in T1)✅
Save a reply to the projectMessage menu → Save to project / Add to project sources ("label may vary," says OpenAI)All plans✅ / ❓ label
Share a projectShare → invite people (chat or edit access) or "Anyone with a link"Free 5 / Plus & Go 10 / Pro 100 collaborators; Business workspace up to 100✅
Scheduled tasksScheduled section (see T8)Free = 3 active, once a day at most; Plus = 5✅
Supported audio formats (paid)M4A, MP3, WAV, AAC, FLAC, OGG, and morePaid only✅

Sources:

❓ What the web attach button looks like (a plus or a paperclip) can vary. Match the narration to the screen on the day you record.