PsiQuantum develops quantum computing technologies using photonic qubits and silicon photonics to build fault-tolerant quantum computing systems. The company designs quantum hardware, software, and system architectures that support the development and operation of scalable quantum computers. It manufactures quantum photonic chips through semiconductor fabrication processes and develops cryogenic infrastructure and quantum algorithms for large-scale computing applications. PsiQuantum also collaborates with research institutions, government organizations, and industry partners on quantum computing research and technology development. Its work focuses on advancing quantum computing capabilities for scientific, industrial, and computational applications.