You still need to login to your account to continue. Now only a small group of users have access.
OpenAI claims they are making this available soon to Plus users and then all users.
if it’s the time you use the app, Proxyman prompts you to install & trust the certificate on your Mac. It’s safe because it’s generated on your Mac. You can remove it in Keychain or from Certificate menu → Reset
Login on ChatGPT again
By this time, you will see a lot of requests: ⌘F to open the Filter → Type: init → Right Click on the request → Tools → Select “Map Local”