U.S. Awards $500m to SandboxAQ to Strengthen Domestic Semiconductor Supply Chains and Cut Reliance...

The U.S. government has awarded $500 million to AI-driven startup SandboxAQ to accelerate the development of new chemicals and materials critical for American semiconductor manufacturing, marking a significant push under the CHIPS Act to reduce vulnerabilities in global supply chains.

The funding, announced Wednesday by the Department of Commerce, targets four priority areas: replacements for PFAS "forever chemicals" used in chip production, new catalysts to speed manufacturing reactions, and advanced permanent magnets and batteries for chipmaking equipment that avoid rare earth elements sourced predominantly from China. It represents the latest concrete step in the Trump administration's broader effort to onshore critical technologies and mitigate risks from geopolitical tensions and concentrated foreign supply.

SandboxAQ, valued at $5.75 billion as of April 2025 and backed by Nvidia, has raised more than $1 billion to date. The company applies a distinctive form of AI trained not on human language or code, but on real-world experimental results and physics-based data. This approach allows its systems to tackle complex physical and chemical problems that traditional large language models struggle with.

"When you look at the many steps of semiconductor manufacturing, there are opportunities across that workflow to both choose different chemicals that prevent the need for PFAS, and then when there are some steps that do generate PFAS, to break it down on site, before it enters the outside world," SandboxAQ CEO Jack Hidary told Reuters.

The award builds on earlier CHIPS Act investments, including a $150 million allocation for new chip manufacturing tools and a $2 billion commitment to quantum computing. As part of the deal, the Commerce Department will take a minority equity stake in SandboxAQ, though Hidary confirmed the government will not receive voting rights or a board seat.

If SandboxAQ successfully develops viable new materials, it will license the formulas to industrial partners for large-scale production. The government will receive royalty payments from those licenses, creating a potential return on public investment while encouraging private-sector commercialization.

Strategic Focus on Supply Chain Resilience

The initiative directly addresses two pressing vulnerabilities in U.S. semiconductor production. PFAS chemicals, valued for their stability in manufacturing processes, have come under increasing environmental scrutiny due to their persistence in nature. The Trump administration previously delayed certain Biden-era monitoring deadlines for these substances in drinking water, but the new funding aims to develop both substitutes and on-site breakdown methods.

Equally important is reducing dependence on rare earth elements and other critical minerals. Chipmaking equipment relies heavily on permanent magnets and battery systems for power stability and backup during outages. Disruptions in foreign supply, particularly from China, which dominates rare earth processing, could halt production lines and threaten national security.

"Everything uses at least one or more permanent magnets," Reuters quoted a senior Commerce Department official as saying. "If the big semiconductor equipment companies can't source enough magnets to go in the equipment, then that's an issue."

By funding alternatives, the program seeks to build redundancy and resilience into America's semiconductor ecosystem, which underpins everything from consumer electronics and automobiles to defense systems and AI infrastructure.

SandboxAQ's physics-informed AI gives it unique capabilities for this challenge. Traditional AI models excel at pattern recognition in text or code, but the company's systems are designed to model real physical interactions, making them particularly suited for materials science and chemical engineering problems.

Within the CHIPS Act

This latest award fits into a pattern of targeted government intervention to secure America's technological edge. The CHIPS Act, originally passed under the Biden administration and continued under Trump, has already directed billions toward domestic manufacturing capacity, research, and workforce development. SandboxAQ's project stands out for its focus on enabling technologies rather than direct factory construction.

The partnership also reflects growing interest in hybrid public-private models. The minority stake allows the government to share in potential upside while leaving operational control firmly in private hands - a structure designed to attract top talent and maintain agility in a fast-moving field.

Hidary emphasized the collaborative nature of the effort, noting that success will depend on close coordination between SandboxAQ's AI capabilities, academic researchers, and established industrial players who can scale production.

However, developing commercially viable replacements for established materials like PFAS is no small task. These chemicals have been optimized over decades for performance in extreme manufacturing conditions. Any substitutes must match or exceed that performance while meeting stringent environmental and cost requirements.

Similarly, creating rare-earth-free magnets and batteries that can withstand the demanding environment of semiconductor fabrication tools requires breakthroughs in material science. Success could have ripple effects far beyond chips, potentially benefiting other high-tech sectors facing similar supply constraints.

For SandboxAQ, the award validates its unique AI approach and provides substantial resources to expand into a critical national priority area. The company has already demonstrated progress in PFAS breakdown research, positioning it well for the new contract.

The funding also points to a shift in U.S. industrial policy: using advanced computing tools, including specialized AI, to solve foundational materials problems that have long constrained manufacturing independence.

As global competition in semiconductors intensifies, with major investments underway in China, Taiwan, South Korea, and elsewhere, America's ability to secure its own supply of enabling chemicals and materials could prove decisive. The $500 million investment in SandboxAQ represents a calculated bet that combining cutting-edge AI with targeted public support can accelerate solutions to these persistent challenges.