Sam Altman sits with his legs pretzeled in an office chair, staring deeply into the ceiling. To be fair, the new OpenAI headquarters—a temple of glass and blond wood in San Francisco’s Mission ...

OpenAI is launching a mobile app for its ‍coding tool, Codex, in hopes of seizing momentum - and customers - from its rivals in ‌the AI code-generation space. OpenAI said it designed its Codex app to ...