xAI launches Grok 4.3 at an aggressively low price and a new, fast, powerful voice cloning suite

While Elon Musk faces off against his former colleague and OpenAI co-founder Sam Altman in court , Musk's rival firm xAI, founded to take on OpenAI, isn't slowing down on launching competitive new products and services. Last night, xAI shipped a new, proprietary base large language model (LLM), Grok 4.3 , and a new voice cloning suite on the web. The new products arrive after months of tumult from xAI that saw all of Musk's 10 original co-founders of the lab and dozens more researchers exit the