Technology correspondent Mark Pesce looks at where problems are cropping up in telling humans and AI apart.
In one instance writers were fired after being accused of using AI - where they hadn't and in a recent US study participants struggled to tell who was human in a five-minute two way text conversation with a GPT-4 model.
And as the UK goes to the polls next week 'AI Steve' is running in the seat of Brighton and Hove.
But plans in Wyoming for a similar AI run for mayor has struck a legal hurdle.