15
Cloud access to Heron and Nighthawk QPUs
- Version
- Qiskit
- Cost
- Free tier · from $48/min
- Model
- 100+ qubit processors
Google Quantum AI
Google · #2 most active of 18 in Quantum
Below-threshold error correction demonstrated on the 105-qubit Willow chip.
75
Trust score · Mostly verified
2 data points checked · 2026-09-13
Current version
Cirq
Entry cost
Free open source software
Changes / 30d
8
The short answers · verified September 17, 2026
- What is the latest version of Google Quantum AI?
- The current shipped version of Google Quantum AI is Cirq, as of September 17, 2026.
- How much does Google Quantum AI cost?
- Google Quantum AI has no published flat entry price. Free open source software
- What AI model does Google Quantum AI use?
- Google Quantum AI runs primarily on Cirq.
Source: Google — quantumai.google · Reusable under CC BY 4.0 — cite Tomorrow
Capabilities
- 105 physical qubits
- below-threshold error correction
- Cirq toolchain
- Quantum programming framework
- Quantum circuit simulation
- Noise modeling and experiments
- Quantum Virtual Machine
- Open source Python library
- Quantum circuit programming
- Quantum simulation
- Noise modeling
- Hardware-specific optimization
- Built-in simulators (qsim)
- Quantum Virtual Machine (QVM)
- Noise modeling & experiments
- Open-source Python framework
- Quantum programming
- Python software library
- Open source tools
- Quantum circuit building
- Quantum simulators
- Noisy quantum channel handling
- Quantum Circuit Programming
- Quantum Simulation
- Noisy Intermediate-Scale Quantum Abstractions
- Superconducting Quantum Hardware Support
- Superconducting processors
- Open source framework
- Noisy quantum simulation
- quantum computing
- quantum circuit programming
- quantum simulation
- open source framework
- quantum programming
- quantum simulators
- noisy quantum channels
- quantum circuits
- open source library
- Noise Modeling
- Open Source Framework
- Hardware Integration
- Noisy Hardware Modeling
- quantum circuit simulator
- quantum noise simulation
- quantum hardware execution
- superconducting quantum computing
- quantum virtual machine
- quantum programming framework
- quantum circuits simulator
- noisy intermediate-scale quantum
- open source python library
- python library
- noise modeling
- quantum circuit simulation
- quantum algorithm design
- open source Python library
- Quantum Circuit Simulator
- Quantum Hardware Integration
- Noise Simulation
- Open Source Python Library
- quantum circuits programming
- simulating quantum circuits
- noisy intermediate-scale quantum abstractions
- built-in simulators
- Noisy intermediate-scale quantum
- Quantum virtual machine
- circuit optimization
- python framework
- quantum circuit design
- quantum hardware integration
- Quantum simulator
- Quantum programming library
- Quantum Simulators
- Open Source Software Library
- circuit building
- simulators
- open source
- noise simulation
- hardware constraints handling
- noisy quantum simulation
- Built-in simulators
- Noise simulation
- Noisy quantum channel simulation
- Quantum circuit simulator
- Superconducting hardware access
- Superconducting hardware execution
- Quantum circuits programming
- Quantum Simulator
- Superconducting Qubits
- Quantum Circuit Builder
- Hardware Constrained Device Modeling
- simulated hardware
- Noisy quantum channels
- Quantum circuit design
- Quantum algorithms
- Quantum circuit builder
- Open source library
Pricing
Open Source / Free
Free
Entry price over time
7 of 44 points reconstructed from Internet Archive captures (hollow dots) — dated by capture, not by when we first saw the page. View a capture
Geek mode
Models under the hood
- disclosed
Cirq
Google
- disclosed
Willow
Google Quantum AI
- disclosed
Willow QPU
Google
Context window
—
Public API
yes
Multi-model routing
no
Stack signals
- python
Shared model stack
Other tracked products running on the same foundation models — a quick read on how much of the catalog moves when one of these models changes.
- CirqGoogle · 1 product
- WillowGoogle Quantum AI · 1 product
- Willow QPUGoogle · 1 product
green disclosed · amber inferred · grey unattributed. Aliases are folded into one model; provider concentration counts only models with an established vendor.
Reported scale
Reference data. Each figure is whatever the source actually said — weekly users, downloads, revenue run-rate — with its own definition and date. These are not comparable between tools and are never used to rank anything.
No public usage figure on record for this product.
Public market scorecard
Alphabet investor relationsGoogle trades as NASDAQ: GOOGL. Figures below are as reported for Q2 2026 on Jul 23, 2026; market levels are the close on Aug 6, 2026 and are a reference marker, not a live quote.
Q2 2026 revenue
$103B
+15% YoY
- Google Cloud
- ~$16B
- +30% YoY
- Gemini app users
- ~950M MAU
- company stated
Also in Quantum
All QuantumD-Wave Leap
D-Wave
6
Annealing and hybrid solvers
- Version
- Advantage2
- Cost
- Free tier · from $2,000/unit
- Model
- Advantage
Azure Quantum
Microsoft
4
Quantum cloud plus resource estimation
- Version
- GA
- Cost
- Free tier / free trial options available, or pay-as-you-go.
- Model
- Majorana 1
IonQ Forte
IonQ
4
Trapped-ion QPUs via cloud
- Version
- Forte
- Cost
- Free cloud account available for managing keys, simulator access, and tracking jobs; contact IonQ for hardware pricing.
- Model
- Forte
3
Managed multi-vendor quantum cloud
- Version
- Braket SDK
- Cost
- Pay-as-you-go. Local simulator is free; quantum processors and managed simulators billed per shot, task, or minute.
- Model
- AQT IBEX-Q1
PennyLane
Xanadu
2
Differentiable quantum programming
- Version
- 0.45.1
- Cost
- Free and open-source Python library
- Model
- Catalyst JIT
Change history
- capability
New capabilities: Quantum circuit builder, Open source library
95 tracked97 tracked · +Quantum circuit builder, Open source library
source - capability
New capabilities: Noisy quantum channels, Quantum circuit design, Quantum algorithms
92 tracked95 tracked · +Noisy quantum channels, Quantum circuit design, Quantum algorithms
source - capability
- capability
New capabilities: Quantum Circuit Builder, Hardware Constrained Device Modeling
89 tracked91 tracked · +Quantum Circuit Builder, Hardware Constrained Device Modeling
source - capability
New capabilities: Quantum Simulator, Superconducting Qubits
87 tracked89 tracked · +Quantum Simulator, Superconducting Qubits
source - capability
New capabilities: Quantum circuits programming
86 tracked87 tracked · +Quantum circuits programming
source - capability
New capabilities: Superconducting hardware execution
85 tracked86 tracked · +Superconducting hardware execution
source - capability
New capabilities: Quantum circuit simulator, Superconducting hardware access
83 tracked85 tracked · +Quantum circuit simulator, Superconducting hardware access
source - capability
New capabilities: Noisy quantum channel simulation
82 tracked83 tracked · +Noisy quantum channel simulation
source - capability
New capabilities: Built-in simulators, Noise simulation
80 tracked82 tracked · +Built-in simulators, Noise simulation
source - capability
- capability
New capabilities: noise simulation, hardware constraints handling
77 tracked79 tracked · +noise simulation, hardware constraints handling
source - capability
New capabilities: circuit building, simulators, open source
74 tracked77 tracked · +circuit building, simulators, open source
source - capability
New capabilities: Quantum Simulators, Open Source Software Library
72 tracked74 tracked · +Quantum Simulators, Open Source Software Library
source - capability
New capabilities: Quantum simulator, Quantum programming library
70 tracked72 tracked · +Quantum simulator, Quantum programming library
source - capability
New capabilities: quantum circuit design, quantum hardware integration
68 tracked70 tracked · +quantum circuit design, quantum hardware integration
source - capability
- capability
- capability
New capabilities: Noisy intermediate-scale quantum, Quantum virtual machine
64 tracked66 tracked · +Noisy intermediate-scale quantum, Quantum virtual machine
source - capability
New capabilities: quantum circuits programming, simulating quantum circuits, noisy intermediate-scale quantum abstractions
60 tracked64 tracked · +quantum circuits programming, simulating quantum circuits, noisy intermediate-scale quantum abstractions, built-in simulators
source - capability
New capabilities: Quantum Circuit Simulator, Quantum Hardware Integration, Noise Simulation
56 tracked60 tracked · +Quantum Circuit Simulator, Quantum Hardware Integration, Noise Simulation, Open Source Python Library
source - capability
New capabilities: quantum circuit simulation, quantum algorithm design, open source Python library
53 tracked56 tracked · +quantum circuit simulation, quantum algorithm design, open source Python library
source - capability
New capabilities: python library, noise modeling
51 tracked53 tracked · +python library, noise modeling
source - capability
New capabilities: quantum programming framework, quantum circuits simulator, noisy intermediate-scale quantum
47 tracked51 tracked · +quantum programming framework, quantum circuits simulator, noisy intermediate-scale quantum, open source python library
source - capability
New capabilities: superconducting quantum computing, quantum virtual machine
45 tracked47 tracked · +superconducting quantum computing, quantum virtual machine
source - capability
New capabilities: quantum circuit simulator, quantum noise simulation, quantum hardware execution
42 tracked45 tracked · +quantum circuit simulator, quantum noise simulation, quantum hardware execution
source - capability
- capability
New capabilities: Noise Modeling, Open Source Framework, Hardware Integration
38 tracked41 tracked · +Noise Modeling, Open Source Framework, Hardware Integration
source - capability
New capabilities: quantum programming, quantum simulators, noisy quantum channels
33 tracked38 tracked · +quantum programming, quantum simulators, noisy quantum channels, quantum circuits, open source library
source - capability
New capabilities: quantum computing, quantum circuit programming, quantum simulation
29 tracked33 tracked · +quantum computing, quantum circuit programming, quantum simulation, open source framework
source - model
- capability
New capabilities: Superconducting processors, Open source framework, Noisy quantum simulation
26 tracked29 tracked · +Superconducting processors, Open source framework, Noisy quantum simulation
source - capability
New capabilities: Quantum Circuit Programming, Quantum Simulation, Noisy Intermediate-Scale Quantum Abstractions
22 tracked26 tracked · +Quantum Circuit Programming, Quantum Simulation, Noisy Intermediate-Scale Quantum Abstractions, Superconducting Quantum Hardware Support
source - version
- capability
New capabilities: Quantum circuit building, Quantum simulators, Noisy quantum channel handling
196
source - capability
- capability
New capabilities: Built-in simulators (qsim), Quantum Virtual Machine (QVM), Noise modeling & experiments
125
source - capability
- capability
New capabilities: Quantum programming framework, Quantum circuit simulation, Noise modeling and experiments
35
source - capability
Verifiable quantum advantage claim on Willow with the Quantum Echoes algorithm
—Quantum Echoes benchmark
source
Google Quantum AI compared
Straight head-to-head pages against the busiest products in Quantum.
How to cite this page
Free to cite and reuse under CC BY 4.0. Permalink: https://tomorrow.aliensquad.ai/tools/google-quantum-ai
APA
Tomorrow. (2026). Google Quantum AI — version, pricing and model stack [Data set entry]. AlienSquad. Retrieved 2026-09-17, from https://tomorrow.aliensquad.ai/tools/google-quantum-ai
BibTeX
@misc{tomorrow-tools-google-quantum-ai,
author = {{Tomorrow}},
title = {Google Quantum AI — version, pricing and model stack},
year = {2026},
publisher = {AlienSquad},
howpublished = {\url{https://tomorrow.aliensquad.ai/tools/google-quantum-ai}},
note = {Accessed: 2026-09-17}
}