OpenAI
ChatGPT
All plans
File count
10 filesper GPT
Exact
The vendor publishes this number.
“Up to 10 files per GPT for the lifetime of that GPT.”
Counted for the lifetime of that GPT rather than per conversation.
All plans
File size
512 MBper file
Exact
The vendor publishes this number.
“All files uploaded to a GPT or a ChatGPT conversation have a hard limit of 512MB per file.”
All plans
File size
approximately 50 MBper CSV or spreadsheet
Approximate
The vendor states this as a range or qualified figure, not a precise cap.
“For CSV files or spreadsheets, the file size cannot exceed approximately 50MB.”
OpenAI states this cap as approximate rather than exact.
All plans
File size
20 MBper image
Exact
The vendor publishes this number.
“For images, there's a limit of 20MB per image.”
All plans
File upload rate
80 filesper user · every 3 hours
Exact
The vendor publishes this number.
“Users can upload up to 80 files every 3 hours.”
All plans
Storage
25 GBper end user
Exact
The vendor publishes this number.
“Each end-user is capped at 25GB.”
All plans
Storage
100 GBper organization
Exact
The vendor publishes this number.
“Each organization is capped at 100GB.”
All plans
Tokens per file
2000000 tokensper text or document file
Exact
The vendor publishes this number.
“All text and document files uploaded to a GPT or to a ChatGPT conversation are capped at 2M tokens per file.”
Free
File upload rate
3 filesper user · every 1 day
Exact
The vendor publishes this number.
“Free users are limited to 3 file uploads per day.”
Plus
File count
20 filesper project
Exact
The vendor publishes this number.
“Up to 20 files per project”
Pro
File count
40 filesper project
Exact
The vendor publishes this number.
“Up to 40 files per project”
OpenAI documents the same ceiling for Team, Education, and Business seats.