Re:Show HN: Free OpenAI API Access with ChatGPT Account
by EvanZhouDev on Sunday March 15, 2026 @10:12PM
(#47394374)
I believe the goal of their "SSO with OpenAI" was to allow people to use ChatGPT-adjacent services on 3rd party websites with their OpenAI account after signing in. So similar in result, different in execution I suppose.
This is a way to let users use the Codex-app to Codex-model interface that the 20$ subscription uses so that other apps can use the OpenAI API without paying per token.
What you are describing is SSO with OpenAI as an identity provider