Quantum Computing Stack Exchange
Quantum Computing Stack Exchange

Questions tagged [amazon-braket]

For questions related to Amazon's quantum computing service known as Braket.

See this link for more information about Amazon Braket.

35 questions
11
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2 answers

AWS Braket Backend for Qiskit?

Is there a working AWS Braket backend provider for Qiskit 0.29 that can be used with the MinimumEigenOptimizer interface? The qiskit-aws-braket-provider package is unfortunately not working.
Nepomuk Hirsch
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5
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2 answers

How to get IonQ Task's Native Instructions/Decomposition (Amazon Braket)

When you run something on one of IBM's free computers, you can look up what it actually ran; i.e. it gives you the decomposition of the circuit you told it to run. When running on IonQ with Amazon's braket I can't find that. I can call up the task…
Ken Robbins
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4
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1 answer

Qiskit unable to transpile the circuit for Rigetti Aspen M 1 on AWS

I am trying to run a Qiskit QAOA algorithm on AWS Rigetti Aspen M 1 Backend using qiskit braket provider. However qiskit is not able to properly transpile the circuit optimizer = COBYLA(maxiter=50) provider = AWSBraketProvider() backend =…
3.14159
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4
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1 answer

Expected value of Z operator in GHZ state

I'm following this notebook written using amazon-braket, and there's a statement I don't understand ... To reiterate, the following output is expected: $$\left|\mathrm{GHZ}\right> = \frac{1}{\sqrt{2}}\left(\left|0,0,0\right> +…
caverac
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3
votes
1 answer

Classical register implementation in Amazon Braket

How to implement classical register in a quantum circuit in Amazon Braket ? I am trying to preproduce results of a circuit build in qiskit on AWS braket services. Thanks
seeker
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3
votes
2 answers

How to transform a qiskit quantum circuit to a braket circuit?

I have a quantum circuit in qiskit. Now I want to know is there any way that I can transform it to a braket circuit in AWS? I want to use error mitigation in AWS. I have the circuit in qiskit. But as error mitigation in AWS only accept braket…
INDRANIL MAITI
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3
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1 answer

How to extract per shots measurement result from ionq device using qiskit_braket_provider?

I'm running a circuit on ionq device using qiskit_braket_provider. I want to extract per shot measurement results. While running on IBMQ backends, it can be accessed by setting memory=True in execute function and then running…
Devesh
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3
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2 answers

Is there a way to get the controlled version of a AWS Braket Unitary?

In qiskit we can simply define a custom unitary $U$ and get its controlled version $C-U$ with the method .control(). So, is there a way to do the same in AWS Braket??
Jay Shah
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3
votes
1 answer

I would like to use Open QASM 3 what if any backends can I use to?

From my limited understanding Azure Quantum and IBM Qiskit backends do not support OpenQASM 3. However, Amazon Braket does support a subset of Open QASM 3 (proof). What is the best way/backend to test and develop Open QASM 3.0 code? and yes I know I…
EXA_Q
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3
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1 answer

AWS-Rigetti for beginners

I'm interested in learning AWS Braket. Can someone help with basics like creating a circuit and sending a job to the hardware and at the same time how to automatically download the calibration data using python code. For example, IBMQ it is easy to…
Monica
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3
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1 answer

How to Properly Cite Amazon Braket?

This is a fairly basic question, but how does one cite Braket in BibTeX style? A similar question was asked for Cirq in How to cite cirq in a scientific article? but I am unable to find a similar page for Amazon's Braket language. They have a GitHub…
Ken Robbins
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3
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2 answers

How to get the matrix representation of a circuit in Amazon braket?

Say I define a circuit using the amazon-braket-sdk, for example: braket_circuit = braket.circuits.Circuit() braket_circuit.h(0) braket_circuit.h(1) braket_circuit.h(2) braket_circuit.rx(0, np.pi / 4) braket_circuit.ry(1, np.pi /…
Jay Muntz
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2
votes
1 answer

Implementing cphase gate on IonQ through Amazon Braket

I am implementing a VQE algorithm where I need controlled phase gate as part of ansatz circuit. I am using Amazon Braket service. Ionq processor however does not support c-phase gate or phase gate. How can I implement it? The error message is as…
F1_light
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2
votes
1 answer

Error 'LocalSimulator' with Googlecolab

I have an error when I want to run the 'LocalSimulator'. I am not inside AWS, its mean I runnig from Google Colab. The code is the same on the notebooks from 0_Getting_started # general imports import matplotlib.pyplot as plt %matplotlib…
Sandra Rosales
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2
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2 answers

How to get QASM code from an Amazon Braket circuit in Python?

As an example, consider the following Circuit defined by using the Python amazon-braket-sdk: from braket.circuits import Circuit bell = Circuit() bell.h(0) bell.cnot(0, 1) How can I get the corresponding QASM code? If possible, I would like to do…
SimoneGasperini
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