character.ai was founded by one of the original authors of the "Attention Is All You Need" paper from 2017, which introduced the transformer model and really ki

character.ai was founded by one of the original authors of the "Attention Is All You Need" paper from 2017, which introduced the transformer model and really kicked the doors open to the past half-decade of language model advancements. I don't know what magic is under character.ai's hood, but it's fun to see what can be done by capable hands.