Meta Platforms announced a slew of software enhancements to the AI assistant that has driven interest in the Ray-Ban Meta smart glasses, making it possible for users, for example, to scan QR codes and stream music from Spotify in response to voice prompts.

Meta Platforms Inc. investors have already had a rewarding year. Now, their attention is on an event this week for insights into where the stock’s record-breaking rally is heading next.

Facebook owner Meta prepared on Wednesday to kick off its annual Connect conference at its California headquarters, where it is expected to preview its first augmented reality glasses and announce updates to its existing virtual reality and artificial intelligence products.