Musk has threatened to sue Meta for stealing trade secrets and intellectual property, claims denied by the company, which also owns Facebook and WhatsApp.
Thread, owned by Meta and founded by Mark Zuckerber, launched after new strict measures were introduced by Elon Musk on Twitter.
Others on the app include film producers Pheelz and Samklef; social media influencers Tunde Ednut and Linda Ikeji; health influencer, Aproko Doctor.