Microsoft unveils Majorana 2 quantum chip with AI, cuts timeline to 2029 for scalable systems
11 Sources
[1]
Microsoft's next-gen quantum chip cuts timeline to useful quantum computing
Microsoft claimed last year that it had made a key breakthrough in quantum computing with Majorana 1, the company's first quantum processor. While physicists were immediately skeptical of Microsoft's claims, the software giant is announcing Majorana 2 today, the next generation of its topological
[2]
Microsoft announces Majorana 2 quantum computing chip -- claims a practical machine will come in 2029
With new materials, Microsoft is accelerating its quantum roadmap. Microsoft announced its next-generation quantum computing chip, Majorana 2, to an audience of developers at its Build conference in San Francisco. The new chip was designed with its Discovery agentic AI and with material changes to
[3]
Microsoft reveals new quantum chip made with AI, says it will have systems by 2029
SAN FRANCISCO, June 2 (Reuters) - Microsoft (MSFT.O), opens new tab on Tuesday unveiled a new quantum computing chip that it redesigned with the help of AI, saying it now believes it will have commercially useful quantum machines by 2029. The new target date puts Microsoft on track to have quantum
[4]
Microsoft unveils Majorana 2, a lead-based quantum chip designed with AI
Serving tech enthusiasts for over 25 years. TechSpot means tech analysis and advice you can trust. First look: Microsoft is taking a different approach in the race to build a practical quantum computer, betting on new materials and AI tools to solve longstanding technical challenges. This week,
[5]
Microsoft's Majorana 2 quantum chip is 1,000x more reliable, targets 2029
Microsoft unveiled Majorana 2, a quantum chip with qubits 1,000x more reliable than its predecessor, achieving a mean 20-second lifetime versus microseconds for competitors. Agentic AI via Microsoft Discovery accelerated the development, and Microsoft now targets a scalable quantum computer by
[6]
Microsoft Majorana 2 Quantum Chip Claims 1000x Reliability Improvement
Microsoft has unveiled Majorana 2, its latest topological quantum computing processor, during the company's Build 2026 developer conference. The new chip represents a significant advancement in quantum hardware, with Microsoft claiming a 1,000-fold improvement in reliability compared to previous
[7]
Microsoft Made a Bold Quantum Claim -- and Says AI Helped Make it Happen
On Tuesday, Microsoft unveiled the next generation of a quantum computing chip it says is 1000 times more reliable than its predecessor and has the potential to cut the timeline of developing a commercial-scale quantum computer in half. The announcement, in which the tech giant credited agentic AI
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Microsoft Doubles Down On Unproven Quantum Tech, Sets 3-Year Target - Microsoft (NASDAQ:MSFT)
Microsoft replaced the aluminum-based superconducting stack used in its 2025 Majorana 1 prototype with lead, a material better known for its radiation-shielding properties. The company stated that lead helps protect fragile quantum states from cosmic disturbances while strengthening electron pair
[9]
Microsoft reveals new quantum chip made with AI, says it will have systems by 2029
SAN FRANCISCO -- Microsoft on Tuesday unveiled a new quantum computing chip that it redesigned with the help of AI, saying it now believes it will have commercially useful quantum machines by 2029. The new target date puts Microsoft on track to have quantum computers the same year as rival IBM,
[10]
Microsoft unveils AI-designed quantum chip, targets 2029 launch By Investing.com
Investing.com -- Microsoft Corp announced Tuesday a new quantum computing chip developed with artificial intelligence assistance and set a 2029 target for commercially viable quantum machines. The chip, named Majorana 2, uses lead-based materials instead of the aluminum superconducting wires
[11]
Microsoft reveals new quantum chip made with AI, says it will have systems by 2029
SAN FRANCISCO, June 2 (Reuters) - Microsoft on Tuesday unveiled a new quantum computing chip that it redesigned with the help of AI, saying it now believes it will have commercially useful quantum machines by 2029. The new target date puts Microsoft on track to have quantum computers the same year
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Microsoft announced Majorana 2, its next-generation quantum chip featuring qubits that are 1,000 times more reliable than its predecessor. The breakthrough, achieved using agentic AI through Microsoft Discovery, has prompted the company to accelerate its roadmap and now target a scalable quantum computer by 2029—cutting the original timeline in half.
Microsoft Accelerates Quantum Computing Timeline with Majorana 2
Microsoft announced Majorana 2, a next-generation quantum chip that marks a significant advance in the race toward practical quantum computing. Unveiled at the company's Build conference in San Francisco, the topological quantum chip features qubits that are 1,000 times more reliable than those in its predecessor, Majorana 1
1
. The improvement is substantial enough that Microsoft has cut its timeline in half, now targeting a scalable quantum computer by 20292
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Source: Inc.
This new target date puts Microsoft on track to deliver quantum systems the same year as rival IBM, which plans to spend $10 billion on quantum machines
3
. The company's accelerated roadmap reflects confidence that quantum computing will transition from laboratory curiosity to commercial capability within this decade.Material Breakthroughs Drive Qubit Stability
The performance leap in Majorana 2 stems from fundamental changes to the chip's material stack. According to Chetan Nayak, Microsoft technical fellow and corporate vice president of quantum hardware, the team replaced Majorana 1's aluminum-based superconductor with lead, while updating the semiconductor active region to a combination of indium arsenide and indium arsenide antimonide
1
. This lead-based design helps shield fragile qubits from cosmic disturbances that can make them unstable2
.The qubit reliability improvements are dramatic. In the aluminum-based Majorana 1, qubit lifetimes ranged between one and 12 milliseconds, whereas in Majorana 2, the lifetimes exceed 20 seconds on average, with some qubits lasting as long as a minute
1
. Most competing quantum approaches measure qubit lifetimes in microseconds, making Microsoft's achievement particularly noteworthy5
.Agentic AI Accelerates Materials Discovery
The quantum chip designed with AI represents a convergence of two cutting-edge technologies. Microsoft Discovery, the company's agentic AI platform, played a central role in developing Majorana 2 by automating measurement processes that previously took weeks, analyzing nearly two decades of experimental data across multiple formats, and optimizing fabrication processes through simulations
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Source: Guru3D
Jason Zander, executive vice president at Microsoft overseeing quantum efforts, explained that the breakthrough involved figuring out how to use lead on a chip without it washing away during the manufacturing process. "The reason why people don't use it to build chips is it requires an incredibly specialized process to be able to go figure that out. And we figured it out," Zander said
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. The AI agents even detected an uncalibrated temperature sensor that was introducing noise into fabrication, a flaw that had gone unnoticed by human review5
.Microsoft is now releasing Discovery to researchers, making it available on GitHub where users can access it with a GitHub Copilot account
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. The platform lets organizations deploy autonomous AI agent teams to speed scientific research and development, representing the first commercially available platform specifically designed for frontier R&D with built-in agent orchestration5
.Related Stories
Scientific Scrutiny and Competitive Landscape
Microsoft's approach to quantum computing relies on quasiparticles known as Majorana particles, which had not been proven to exist until Microsoft claimed to have observed them
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. These claims have drawn criticism from physicists who say Microsoft has not publicly released enough data to verify its findings. Henry Legg, a lecturer in quantum physics at the University of St. Andrews, stated that "Microsoft can use as much lead as they like - it is not going to shield them from the basic scientific principle that your results need to be reproducible" .
Source: Benzinga
Microsoft executives counter that trade secrets prevent the company from releasing all data, but that findings have been shared extensively in confidential discussions with the U.S. Defense Advanced Research Projects Agency
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. "We've done enough of the physics to really have great data," Zander said, adding he would not invest in engineering if uncertain about the underlying physics4
.The race toward practical quantum computing remains crowded, with Microsoft, IBM, Alphabet's Google, Amazon, and several Chinese efforts all working to develop quantum systems that could solve problems in medicine, chemistry, and cybersecurity that would take conventional computers thousands of years
3
. The quantum computing sector is experiencing a funding boom, with the U.S. government committing $2 billion to quantum firms in May, including $1 billion for IBM5
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