Introducing Majorana 2

Qubits 1,000x more reliable

Microsoft's Majorana 2 quantum chip

A new material stack

Replacing aluminum with lead increases the topological gap

Long lasting

Qubit lifetimes with a mean of 20 seconds

Scalable

Designed to enable useful quantum computing

Reliable

Resistant to errors at the hardware level

Small

More than 1 million can fit on one chip

Fast

Operations on the microsecond scale

Reliable, long-lasting qubits

A new material stack—designed with Agentic AI—incorporates lead to create highly reliable qubits with long lifetimes.

Read the paper

Close up of the Majorana 2 chip

Designed for scale

The Microsoft Quantum team met the engineering challenges of manufacturing
topological qubits with Majorana 2

Our accelerated roadmap

A scalable, practical quantum computer by 2029

Read the announcement

The Majorana 2 chip

Meet Majorana 2

Our most advanced quantum processor with topological qubits that are fast, reliable, and stable

A multi-qubit array

A multi-qubit array

The scalable architecture on which Majorana 2 is built

The new Majorana 2 material stack

The new material stack

Swapping aluminum for lead greatly improves the performance of topological qubits

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Ensuring a quantum-safe future

Learn how Microsoft’s Quantum-Safe program can help you prepare today for a quantum-safe future.

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Quantum Development Kit

The Microsoft Quantum Development Kit provides AI-powered tools that streamline quantum coding, chemistry, and error correction.

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Education & resources

Resources to help you learn today's foundational quantum systems and tomorrow's scaled quantum supercomputers.

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