Grok Voice Agent API just got a major relase with a new lineup of expressive voices: Ara, Eve, Rex, and Leo 🎙️

They sound incredibly natural in everyday conversations, while confidently handling complex domain language in healthcare, finance, and law

The future of voice-native… pic.twitter.com/9pAbAbMO3O— X Freeze (XFreeze) December 17, 2025 https://x.com/XFreeze/stat...