OpenAI Inc. and Microsoft failed to escape a trial over Elon Musk ’s claims that Sam Altman’s startup betrayed its founding mission as a public charity when it took billions in funding from the softwa...

Billionaire Elon Musk “can't wait” for the high-stakes jury trial against OpenAI and its key partner Microsoft, saying the upcoming court proceedings will reveal explosive details.

Court documents show Musk is seeking damages in a wide range, from $79 billion to $134 billion, reflecting what his lawyers argue is the value created by OpenAI after it moved away from its original n...