Custom GPTs Are Sunsetting: What Happens to Your Actions
OpenAI is retiring Custom GPTs, and the migration path has a hole in it: custom Actions don't transfer. This episode walks through what a Custom GPT and its Actions actually are — the system prompt, the lightweight file store, the auth methods, the OpenAPI schema, the TLS and header constraints — and then lays out the published retirement timeline, including the December 11 date for affected Enterprise workspaces and the fact that no date exists yet for Free, Go, Plus, or Pro. From there it's the practical question: if the authenticated webhook Action is the one piece confirmed not to…
The skinny
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