That only works if the mascot is people’s primary association with the brand, and they have some initially positive experiences with the brand. Most people see AI as suspicious, if not outright sinister. Trying to put a cute fuzzy face on something like that makes it seem more suspicious ands sinister, not less.

As long as we're taking the Japanese approach, why not create a yandere wAIfu? People will love her irrespective of her being suspicious and sinister.