Elon Musk Confirms Grok 4.20 AI Model Coming in Weeks: Expected to Beat GPT-5.1, Gemini 3 Pro

Elon Musk confirms Grok 4.20 AI model coming in weeks: Expected to beat GPT-5.1, Gemini 3 Pro

Elon Musk has officially confirmed that the next major artificial intelligence upgrade for xAI, Grok 4.20, will be released within the next month. In a post that Musk shared on X, formerly Twitter, he said, “Grok 4.20 is coming out in 3 or 4 weeks.” We are currently in the second week of December, so the arrival of the new model is expected either at the end of December or in early January. Thus, this will rank as one of the fastest upgrade cycl…

Elon Musk announces Grok 4.20 release in 3-4 weeks

Elon Musk announced on X that xAI’s Grok 4.20 AI model will release in three to four weeks, following its stealth debut on the Alpha Arena platform where it outperformed competitors in a stock-trading simulation testing reasoning and analytical skills. The announcement states: “Grok 4.20 is coming out in 3 or 4 weeks.” With the current date in the second week of December, this timeline points to a launch in late December 2025 or early January 20…

Elon Musk Says Grok 4.20 AI Model Could Be Released in a Month

Elon Musk says xAI will release Grok 4.20 within three to four weeks, marking one of the company’s fastest model updates. The unreleased version has reportedly been tested on the Alpha Arena platform, where it outperformed models like GPT-5.1 and Gemini 3 Pro by delivering a 12 percent profit in a stock-trading simulation. The update is expected to bring stronger reasoning and faster real-world data processing.