The WSJ says Meta has repeatedly delayed the Muse Spark developer API; Meta says it is testing with partners and ships this month.

June 3 : Meta has repeatedly pushed back plans to release its new Muse Spark AI model API to developers, and as of Tuesday, had no scheduled launch date, the Wall Street Journal…

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…

Meta has postponed the launch of its Muse Spark AI model API multiple times, with no confirmed date yet, though testing is underway with select early partners.

The WSJ says Meta has repeatedly delayed the Muse Spark developer API; Meta says it is testing with partners and ships this month.

Meta's Muse Spark AI model API has been delayed for months due to bugs and infrastructure issues. A June 2026 launch is expected but not confirmed.

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