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COMPANY RESEARCH / MSFT

Microsoft

Majorana 1 topological qubit chip and Azure Quantum

Published by FyncaResearch checked How we research

Where it fits in a quantum computer

Unveiled Majorana 1 (Feb 19, 2025), a chip with eight topological qubits built on a ‘topoconductor’ materials stack of indium arsenide and aluminum that Microsoft designed and fabricated, with an architecture it says can scale to a million qubits. DARPA placed Microsoft in the final phase of its US2QC program, and its Azure Quantum cloud distributes other makers’ machines, including IonQ’s.

What the evidence establishes

Quantum-computing evidence

Disclosed: Microsoft’s own feature describes Majorana 1 and its materials stack; DARPA’s QBI page confirms the US2QC final phase; IonQ’s 10-Q names Azure Quantum as a channel.

An explicit quantum-computing product, design-in, supply role, program or partnership, such as a part sold for quantum computers or a named quantum-computer customer. For a maker, it means the company’s own quantum computers or processors. This does not establish revenue, market share, volumes or future sourcing.

Listed as a quantum-computer maker for its own systems, not as a supplier of the parts inside.

Component roleMajorana 1 topological qubit chip and Azure Quantum
EvidenceDisclosed: Microsoft’s own feature describes Majorana 1 and its materials stack; DARPA’s QBI page confirms the US2QC final phase; IonQ’s 10-Q names Azure Quantum as a channel.
How we knowDisclosed The company’s own filing, release, annual report, product page or investor record describes the quantum-computing role. Where customers are unnamed, the listing says so.
Primary sourceMicrosoft — supporting disclosure
Company or official disclosure; vendor claims are attributed to their source.
Checked. This is the research review date, not the source publication or quote time.

Keep in perspective

Majorana 1 is a research device and Microsoft sells no quantum computer; the chip description is Microsoft’s own, and a topological qubit is not the illustrated transmon chip, so no processor link is made. Azure Quantum revenue is not disclosed.

Platform business exposure. This describes the breadth or role of the business; it is not an investment rating. A quantum-computing product, design-in or partnership does not by itself establish material quantum revenue, market share, or future returns.

Connections to the assembly

This company is mapped at sector level. The reviewed evidence does not establish a direct match to a specific illustrated part. Explore quantum computer makers for the broader relationship.

Related research

Companies with overlapping sector exposure. Their products and evidence may differ; this is not a list of equivalent investments.

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