Quantum AI Report

The convergence of Quantum with AI

PsiQuantum

PsiQuantum is developing a fault-tolerant photonic quantum computer using silicon photonics and cryogenic detection. The company aims to build a million-qubit machine and has partnerships with GlobalFoundries for manufacturing.

AI-written profile · not yet reviewed · 15 August 2026

Headquarters
Palo Alto, California, US
Founded
2015
Status
Private
photonic

Investors BlackRock, Founders Fund, Atomico, T. Rowe Price

Coverage

Quantum Computing Report

U.S. Department of War Announces $350 Million Quantum Package, Highlighted by $150 Million OSC Loan Commitment for PsiQuantum

PsiQuantum has received a conditional commitment from the U.S. Office of Strategic Capital for up to $150 million in loan financing to expand its PsiFactory in Milpitas, California. The funds are intended to help build a domestic supply chain for quantum computing, adding to earlier support from DARPA and the Department of Commerce. The company is also developing additional facilities.

OutlookPlausible

If the loan is finalized, PsiQuantum could begin scaling domestic photonic component production in Milpitas within two years, reducing dependence on overseas suppliers for its quantum systems.

photonicPsiQuantum
arXiv quant-ph

Quantum advantage in learning single mode bosonic channels

An arXiv preprint reports a quantum advantage in the sample complexity of learning single-mode bosonic channels. The authors frame the result against earlier exponential quantum learning speedups that required quantum resources, such as system dimension or entanglement, to grow with the problem. The new work concerns whether such scaling is necessary for continuous-variable channel estimation.

OutlookLikely

The result becomes a benchmark for classical simulation and adaptive measurement strategies, prompting efforts to match or refute the claimed speedup.

algorithms softwarephotonicPsiQuantumXanadu
Quantum Zeitgeist

PsiQuantum lands $100 million to build quantum parts in the US

PsiQuantum has finalized a $100 million award with the U.S. Department of Commerce. The funding is intended to strengthen domestic quantum computing and semiconductor security.

OutlookPlausible

This could lead to a U.S.-based pilot production line for PsiQuantum's photonic quantum components within two years, reducing its dependence on overseas semiconductor fabrication.

photonicPsiQuantumU.S. Department of Commerce
Quantum Computing Report

PsiQuantum Executes Definitive $100 Million CHIPS Act Award with U.S. Department of Commerce

PsiQuantum finalized a $100 million CHIPS Act award with the U.S. Department of Commerce to accelerate domestic semiconductor process development for fault-tolerant quantum computing. The funding is directed at 300mm wafer production of barium titanate and optimization of single-photon sources.

OutlookPlausible

PsiQuantum could bring barium titanate photonic component fabrication onto 300mm wafers at a domestic facility within two years, giving it an onshore supply of single-photon sources for iterative device testing.

photonicerror correctionPsiQuantumU.S. Department of Commerce
HPCwire

PsiQuantum Finalizes $100M Award with the US Department of Commerce

PsiQuantum has signed definitive documentation with the U.S. Department of Commerce for a $100 million award. The award is provided under the CHIPS and Science Act and will support PsiQuantum's research and development for manufacturing critical quantum computing components in the United States. The agreement formalizes the federal funding commitment.

OutlookPlausible

The finalized award could enable PsiQuantum to stand up a domestic pilot manufacturing line for its photonic components and single-photon detectors within the next two years.

photonicPsiQuantumU.S. Department of Commerce
Quantum Zeitgeist

University of Tübingen computer solves quantum experiment researchers couldn’t.

A team at the University of Tübingen used a machine-learning system to search for optical experimental layouts built from lasers, lenses, and mirrors. The resulting design produced measurements with higher precision than configurations devised by human researchers, and the source reports that it found setups which had previously defeated attempts by researchers including Mario Krenn.

OutlookPlausible

AI-guided design becomes a routine pre-processing step in photonic quantum labs for optimising small interferometric experiments such as entanglement sources or homodyne measurements.

photonicalgorithms softwarequantum sensingPsiQuantumXanadu
arXiv quant-ph

Quantum error correction at ultra-low overhead

A preprint posted on arXiv introduces a new quantum error correction protocol or code construction that achieves ultra-low overhead, potentially reducing the number of physical qubits required per logical qubit by a large factor compared to leading codes like the surface code.

OutlookLikely

The proposed code can be benchmarked on existing small quantum processors within a year, validating its low-overhead promise and accelerating adoption in near-term error-correction pipelines.

error correctionalgorithms softwareGoogle Quantum AIIBMPsiQuantumQuantinuumRiverlane
Source

U.S. Department of War announces $350 million in quantum computing initiatives to validate systems and support manufacturing

The U.S. Department of Defense has announced a roughly $350 million quantum computing package. About $200 million in new DARPA funding will go toward validating utility-scale quantum systems, while the Office of Strategic Capital has offered a conditional loan of approximately $150 million to photonic quantum company PsiQuantum. The stated aims are to test large-scale machines and bring quantum hardware manufacturing to the United States.

OutlookPlausible

If PsiQuantum clears the loan conditions, this could establish a US-based photonic chip fabrication capability that other quantum photonics developers can access as a foundry service, reducing dependence on overseas photonics manufacturing within two years.

photonicotherDARPAOffice of Strategic CapitalPsiQuantum
Source

PsiQuantum Receives Conditional $150 Million Loan Commitment from the U.S. Department of War to Advance Domestic Quantum Computing

PsiQuantum has received a conditional $150 million loan commitment from the U.S. Department of Defense's Office of Strategic Capital. The funds would support a 140,000-square-foot Milpitas 'PsiFactory' for assembly, cryogenic testing, and validation of prototype subsystems for the company's photonic fault-tolerant quantum computer.

OutlookPlausible

If the loan is finalized, PsiQuantum could use the Milpitas facility within two years to establish a domestic integration and cryogenic validation loop for photonic subsystems, compressing the iteration time needed to reach fault-tolerant prototype demonstrations.

photonicerror correctionPsiQuantumU.S. Department of Defense Office of Strategic Capital
Source

DARPA Selects Atom Computing, Diraq, IBM, and IonQ for Final Stage C Verification under Quantum Benchmarking Initiative

DARPA has selected Atom Computing, Diraq, IBM, and IonQ to participate in Stage C of its Quantum Benchmarking Initiative. The four companies, whose platforms span neutral atoms, silicon spin qubits, superconducting transmons, and trapped ions, will undergo independent hands-on testing of fault-tolerant architectures. They join Microsoft and PsiQuantum, which were already in the final verification stage, as part of DARPA's goal of a utility-scale quantum machine by 2033.

OutlookPlausible

DARPA's Stage C verification could produce the first independent, cross-platform comparison of logical error rates and resource overhead across superconducting, trapped-ion, neutral-atom, and silicon-spin systems within two years.

othererror correctionneutral atomphotonicspin qubitsuperconductingtopologicaltrapped ionAtom ComputingDARPADiraqIBMIonQMicrosoftPsiQuantum