Be afraid, be very afraid
"The service, in preview mode right now, will cost $0.002 per 1,000 tokens. Pricing for OpenAI's various AI models are based on tokens, which the upstart describes as pieces of words, with 1,000 tokens being about 750 words."
At 674 words (minus title and links), Mr. Burt's article would have cost $0.00180 if generated by ChatGPT. To put it in perspective, if you saw a US penny on the street and it took you three seconds to stop and pick it up, that would be $12.00 per hour (before taxes).