A group of leading tech companies is teaming up with two teachers’ unions to train 400,000 kindergarten through 12th grade teachers in artificial intelligence over the next five years.

Microsoft, OpenAI, and Anthropic have launched a $23 million initiative to train 400,000 K–12 teachers in AI over five years.

The American Federation of Teachers is using $23 million in funds from three tech companies to launch a program to train educators on AI skills. On Tuesday, the country's second-largest teachers' union announced $12.