IonQ

IonQ Aria 1

Trapped Ion Active 25 qubits QV 32,768

Released October 1, 2022

Cloud Access 4 platforms available
From
$0.000970/AQT

Key Specifications

Physical Qubits
25
All-to-All
2Q Gate Fidelity
99.60%
Two-qubit gate
Quantum Volume
32,768
IBM QV metric
CLOPS
150
Circuit layers/sec

Full Specifications

Qubit Specs
Physical Qubits 25 qubits
Technology Trapped Ion
Connectivity All-to-All
Connectivity Degree 24 neighbors
Gate Performance
1Q Gate Fidelity 99.93%
2Q Gate Fidelity 99.60%
Readout Fidelity 99.80%
1Q Gate Time 135 µs
2Q Gate Time 600 µs
Coherence
T1 (Relaxation) 1000 ms
T2 (Dephasing) 10 ms
Features
Mid-Circuit Measurement Yes
Classical Feedback No
Dynamic Circuits No
Error Mitigation Available
Max Circuit Depth 400
Max Shots 10,000
System
Cooling Method laser cooling
Native Gates GPI, GPI2, MS, MEASURE
SDK Compatibility
Cirq Qiskit Amazon Braket SDK Azure Quantum SDK IonQ SDK

Cloud Access & Pricing

Platform Model Price Status
Amazon Braket ...1::device/qpu/ionq/Aria-1
Per Shot
$0.0300/shot min $0.3000/job
Available Run on Amazon
Azure Quantum ionq.qpu.aria-1
AQT (Gate-based)
$0.000970/AQT Best value min $1.00/job
Available Run on Azure
IonQ Quantum Cloud aria-1
AQT (Gate-based)
$0.000970/AQT min $1.00/job
Available Run on IonQ
qBraid ionq_aria_1
Credits
$0.0300/shot min $0.3000/job
Available Run on qBraid

Free tiers available:

Amazon Braket: Free Simulator usage (SV1, TN1, DM1); no free QPU time

Azure Quantum: $500 USD free credits for new accounts; valid for IonQ, Quantinuum, and Rigetti

qBraid: 300 qBraid credits on signup; credits can be used across multiple QPU backends

Recommended Use Cases

Optimization

Combinatorial optimization problems including logistics, scheduling, and portfolio optimization.

Quantum Chemistry

Molecular simulation and energy level calculations for drug discovery and materials science.

Finance

Risk analysis, Monte Carlo simulation, and derivative pricing acceleration.

About Trapped Ion Technology

Trapped-ion quantum computers use individual ionized atoms (typically ytterbium or barium) suspended in electromagnetic fields as qubits. Quantum information is encoded in the electronic states of the ions. Laser pulses or microwave fields implement gate operations. Ions naturally interact with each other through Coulomb repulsion, enabling all-to-all connectivity without physical wiring.

Key Advantage

Exceptional gate fidelities (99.9%+), long coherence times (seconds to hours), and native all-to-all qubit connectivity eliminate the need for SWAP routing that limits other architectures.

Key Challenge

Gate operations are slow (microseconds to milliseconds), limiting circuit throughput. Scaling to many ions in a single trap is difficult due to spectral crowding; modular trap architectures are being developed to address this.

Typical Fidelity

99.7–99.99% for 2-qubit gates

Gate Speed

1 µs – 1 ms per gate

Frequently Asked Questions

How much does it cost to use IonQ Aria 1?

IonQ Aria 1 is available on 4 cloud platforms. The most accessible pricing starts from $0.000970/AQT via Azure Quantum. Pricing models vary by platform and may include per-shot, per-second, or gate-based billing.

What is the gate fidelity of IonQ Aria 1?

IonQ Aria 1 achieves 99.60% two-qubit gate fidelity and 99.93% single-qubit gate fidelity, with 99.80% readout fidelity. Higher fidelity means fewer errors per gate operation.

Which cloud platforms offer IonQ Aria 1?

IonQ Aria 1 is available through: Amazon Braket, Azure Quantum, IonQ Quantum Cloud, qBraid.

What qubit technology does IonQ Aria 1 use?

IonQ Aria 1 uses Trapped Ion qubit technology. Exceptional gate fidelities (99.9%+), long coherence times (seconds to hours), and native all-to-all qubit connectivity eliminate the need for SWAP routing that limits other architectures. Operating temperature: Room temperature (laser-cooled ions ~mK).

What is the Quantum Volume of IonQ Aria 1?

IonQ Aria 1 has a Quantum Volume of QV 32,768. Quantum Volume is a single-number benchmark that measures the overall capability of a quantum computer, accounting for qubit count, connectivity, gate fidelity, and crosstalk.

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