It's an easy (obviously not perfect) way to have some limit on the number of accounts you create.
I cancelled my mobile phone subscription, and this a problem I'm facing. What workarounds are available for people who have no mobile phone number when they want to so sign in to a service that requires a phone number for validation ?
Prepaid super cheap mobile burner?
5€ unregistered sim card from your local Späti (bodega) down the street
Is Späti used in international English?
ij ust used it, did you learn a new word?
Anthropic is doing everything they can to not get people to use their product.
It's like they're living in an alternate reality where OpenAI doesn't exist and people are fighting each other over a piece of them. Lol.