⚠️ This article is about the state of access to the full o1 model in the API and does not cover o1 access in ChatGPT.
Who has access to o1, o1-preview, and o1-mini in the API currently?
o1 (this is o1 and o1-2024-12-17)
A subset of API users on usage tier 5. Not all Tier 5 users will have access yet.
o1-preview
API users on usage tiers 1+
o1-mini
API users on usage tiers 1+
When will I get access to o1 in the API if I don’t have it yet?
The team doesn’t have a specific date to share yet, but we’re working to expand access as quickly as possible. We plan to notify users via email when they are given access to o1.