Google Quantum AI
Willow chip achieves quantum error correction milestone, first to demonstrate quantum supremacy in 2019
Ranklist
Ranked by objective public data. Data snapshot 2026-09-22.
Rankings are computed from the authoritative public sources listed below, weighted into a single objective index.
Willow chip achieves quantum error correction milestone, first to demonstrate quantum supremacy in 2019
Launches 1121-bit Condor processor, with the world's largest quantum cloud user base
Pan Jianwei's team achieves supremacy with both Jiuzhang optical and Zuchongzhi superconducting qubits
Leads in neutral atom arrays and quantum error correction, incubating QuEra Computing
Superconducting qubit and quantum engineering center, a cradle for quantum talent
IQIM pioneers optical quantum networks and quantum information research
Partners with TNO, leading in silicon-based spin qubits and quantum internet
Quantum computing and simulation center with deep expertise in ion traps and quantum networks
Pritzker Molecular Engineering Institute, spearheading the Chicago Quantum Park
Quantum information and computation center, balancing superconducting qubits and quantum algorithms
Quantum computing center with a multi-technology approach including superconducting and ion traps
Quantum science and engineering program linked to Silicon Valley's quantum industry
First publicly traded ion trap company, setting industry standards for system fidelity
Honeywell subsidiary, leading in error correction with the H2 ion trap system
One of the world's largest quantum information academic clusters, core to Canada's ecosystem
Cavendish Laboratory continues quantum physics tradition with active quantum information research
Pursuing topological qubits, Azure Quantum aggregates multiple hardware platforms
Silicon photonics route, aiming for a million-qubit fault-tolerant computer
Led by Yao Qizhi, the cross-disciplinary institute excels in quantum information and algorithms
Researching quantum materials and information, with significant superconducting device achievements
Full-stack superconducting quantum company, owning chip fabrication and cloud platform
Pioneer in commercial quantum annealing, Advantage system focuses on optimization problems
Harvard-MIT spin-off for neutral atoms, demonstrating error-corrected logical qubits
Canadian gas-phase qubit company, Borealis demonstrates quantum advantage
Braket quantum cloud integrates multiple platforms, releases Ocelot error correction chip
Sets quantum metrology standards, a stronghold for ion trap quantum logic research
Researching superconducting qubits and quantum networks at the quantum science center
Quantum information science center leading in quantum networks and algorithmic applications
A key node for the quantum science center and the U.S. quantum cloud platform
Partners with NIST, top-tier in ion trap and quantum simulation research
Co-hosted with NIST, a mecca for cold atoms and quantum precision measurement
Global leader in silicon-based qubits, driving manufacturable quantum chips
Researching quantum control and machine learning, a member of the Australian quantum academy
Active in quantum computing and communication, participating in the Australian quantum ecosystem
Collaborating with Fujitsu on superconducting quantum computers, establishing a quantum computing center
Researching quantum information and hardware, with extensive industrial partnerships
Focusing on quantum communication and algorithms, advancing the quantum internet
Jointly developing superconducting quantum computers with RIKEN and providing cloud services
Finnish superconducting qubit company, delivering systems to European supercomputing centers
Accelerating quantum simulation with cuQuantum and CUDA-Q, building an ecosystem toolchain
French neutral-atom quantum computing company focused on industrial optimization applications
French cat qubit approach using hardware-level error correction to reduce overhead
UK silicon qubit company pursuing CMOS-compatible fabrication route
UK superconducting quantum company innovating with Coaxmon 3D architecture
Quantum error correction specialist whose Deltaflow decoder sets the industry benchmark
China's first quantum computing company offering open access to its Wukong superconducting system
Superconducting and photonic quantum research team from Alibaba's quantum laboratory
Quantum information and cryptography researcher, prominent in quantum radar and related directions
Key player in Chinese quantum information, core contributor to the Beijing-Shanghai quantum communication line
Quantum technology program exploring applications of quantum computing in particle physics
This ranking is aggregated from the following authoritative sources:
Compiled by Ranklist from the public sources listed above. Figures are a snapshot taken on 2026-09-22, not live data.
Known limits This list reflects what those sources had published at the time of collection. Where sources disagree, we follow the one named first under Ranking Criteria.
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