The US Department of Justice has revealed its decision to support xAI by intervening in the firm's ongoing legal action against Colorado authorities. xAI initiated the case during the first week of April, targeting a new state statute that mandates creators of advanced AI technologies—particularly those applied in areas like medical care, hiring processes, or real estate—to identify and address potential biases leading to unfair treatment in their algorithms. Scheduled to take effect next month, the regulation now faces a request from the DOJ for a federal court in Colorado to rule it invalid under the Constitution.

xAI's initial filing contended that Colorado's Senate Bill SB24-205 infringes on free speech protections by obligating its engineers to alter AI development methods and conform their technologies to the state's perspectives on fairness and bias. While the DOJ recognizes these free expression issues in its filing, it centers its case on how the legislation contravenes the Equal Protection provision within the Fourteenth Amendment of the US Constitution.

The DOJ asserts that the statute's dependence on population data and differences in outcomes as indicators of bias would compel AI creators to manipulate system results, effectively introducing preferences based on ethnicity, gender, faith, and similar safeguarded traits, thereby breaching the Fourteenth Amendment. Furthermore, the department views the Colorado measure as a threat to America's dominance in the international AI landscape, which the present government seeks to safeguard. The Trump administration, known for promoting AI advancement, has shown caution toward embedding principles of diversity, equity, and inclusion into such technologies. In the wake of unveiling its 2025 AI Action Plan, President Donald Trump issued multiple executive directives urging federal bodies to adopt AI solutions free from what he termed ideological biases like DEI. Additionally, he advocated for establishing a group to contest subnational AI oversight in support of a unified national approach to regulating artificial intelligence. Observers note an ironic parallel in the DOJ's position and the broader administration's approach, which some describe as ideologically driven, disconnected from historical context, and overlooking the broader societal impacts of bias in America.