The Pentagon is preparing for a significant technological shift as it integrates Elon Musk’s AI tool, Grok , into its military networks. U.S. Defense Secretary Pete Hegseth announced the move this week. He noted that the integration will go live by the end of January 2026 across both unclassified and classified systems.

Grok joins Gemini: Inside the Pentagon’s multi-model AI strategy for military

Adding Grok is part of the so-called “AI acceleration strategy.” The goal of the plan is to bring the Department of Defense’s processes up to date and make them work better. Hegseth emphasized that the goal is to eliminate bureaucratic hurdles and ensure the United States maintains a dominant lead in military AI. It’s noteworthy that Grok will not be the exclusive artificial intelligence platform for the entity. The Pentagon wants to create a robust, multi-model AI environment . In addition to Elon Musk’s AI, Google’s Gemini is also present .

Data is the cornerstone of this plan. Hegseth pointed out that AI effectiveness relies entirely on the quality of the information it processes. To support this, the military will make decades of operational and intelligence data available for these systems, aiming to turn raw information into actionable military insights.

Grok facing scrutiny

The decision comes at a tough time for xAI, the company that makes Grok. The tool has been under a lot of international scrutiny lately. The UK and EU regulators are looking into the platform after reports of deepfakes and the creation of inappropriate images. Some countries, like Indonesia and Malaysia, have even temporarily blocked it.

Despite these challenges, the Pentagon seems committed to its “chainsaw” approach to innovation. The $200 million contract awarded to companies like xAI, Anthropic, Google , and OpenAI suggests that the military sees “agentic AI”—models that can perform complex workflows—as essential to national security.

Hegseth has promised to pursue “responsible AI systems” while ensuring that adversaries cannot use similar technology to threaten American interests.