ChatGPT expands its foothold in the nation's classrooms

ChatGPT for Teachers is expanding for the new school year. Philipp von Ditfurth/picture alliance via Getty Images OpenAI is roughly doubling the footprint of its ChatGPT for Teachers product. The tool is a free version of the company's business plan, part of a bid to woo educators. More than 2 million US students now live in districts signed up for the product, OpenAI says. Teachers are heading back to school, and ChatGPT is coming with them. OpenAI announced 55 new partnerships with American…