Doubts linger over whether Meta can close the gap with rivals.

Doubts linger over whether Meta can close the gap with rivals.

Meta's new Muse Spark AI model API launch is nearing. While plans were pushed back, the company is now testing with early partners. Meta AI Chief Alexandr Wang confirmed the API…

Start-up founder Alexandr Wang has built Meta’s Muse Spark AI model, but doubts linger over whether the billionaire prodigy can close the gap with rivals.

Meta has repeatedly pushed back plans to release its new Muse Spark AI model API to developers, per WSJ