From Yahoo Finance:

OpenAI filed a trademark application for a “voice engine” and “digital voice assistants”, hinting at releases before GPT-5. Sam Altman may challenge Apple’s Siri and Amazon’s Alexa. Trademark applications for GPT-6 and GPT-7 were filed. Altman teased new models in an interview and plans to release upgrades mid-year.



Read more at Yahoo Finance: Sam Altman may have Siri and Alexa in his sights after OpenAI filed a ‘digital voice assistant’ trademark application