Temp Mail Blocked on ChatGPT?
Temp Mail domains are blocked on ChatGPT. Here's why and what you can do instead.
Why It's Blocked
OpenAI blocks Temp Mail domains during ChatGPT account creation. Temp Mail's domain pool, while regularly rotated, is programmatically discoverable through its API, which allows blocklist services to stay current with new domains almost in real time. OpenAI subscribes to these blocklists and updates their detection system accordingly. Attempts to sign up with a Temp Mail address result in an email validation error.
What You Can Do
The key disadvantage of Temp Mail for ChatGPT signup is the discoverability of its domain pool. Services that don't publicly expose their domains, like NukeMail, are harder for automated blocklist tools to track. Combined with domains that look like regular email providers, this gives them a longer window of working with platforms like ChatGPT.
The simplest and most reliable option is creating a ProtonMail account. It takes under two minutes, provides genuine end-to-end encryption, and OpenAI accepts it without any issues. You also get a real email for password recovery.
Keep in mind that ChatGPT requires phone verification for most new accounts regardless of email provider. If your goal is anonymous AI access, the ChatGPT API with prepaid credits might be a more direct path.