Qiskit

Qiskit is the world’s most popular and performant software stack for quantum computing and algorithms research. Build, optimize, and execute quantum workloads at scale.

pip install qiskit

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Open-source quantum software for large-scale execution

13M
Qiskit downloads
69%
Developers prefer Qiskit as primary SDK, according to the Unitary Foundation
83x
Faster transpilation time, according to Benchpress toolkit
7K+
Dependent projects

Qiskit is the software of choice for the era of advantage because it offers the most comprehensive suite of open-source tools for advancing research across the stack. Experiment at scale with the world’s fastest transpiler, which prepares workloads 83x faster than the next leading SDK.

Explore what’s possible with Qiskit

Quantum information science
Power tools for designing quantum experiments and new capabilities.
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Heterogeneous orchestration
Qiskit plugins support orchestration of quantum and classical resources.
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Algorithm development
Tools map problems to circuits and prepare them for execution.
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Illustration where three different levels are specified with three different colors: the gray one (the most external layer) where Qiskit addons and Qiskit Funtion templates concepts are included; the blue one (the middle one) with QRMI, Slurm plugin, Qiskit Serverless, Quantum hardware plugins; and the purple one with Bechpress; and finally Qiskit encompassing all.

Tools for quantum information science

Qiskit offers open-source power tools and a streamlined workflow to help researchers compose utility-scale experiments.

Quantum information science toolkit

Qiskit has tools for working with quantum computers at the level of extended quantum circuits, operators, and primitives. It is 83x faster at transpiling and producing circuits with 29% fewer two-qubit gates than the next leading competitor.

Get started View repo

Build quantum circuits from quantum gates
Compile circuits for execution
Use primitives to build and execute experiments
Visualize circuits and analyze results

Benchmark quantum software performance

Use the Benchpress open-source toolkit to evaluate software performance across various quantum SDKs.

View repo

Tools for heterogeneous orchestration

Qiskit plugins connect quantum compute resources to existing HPC workload managers for orchestrated quantum-classical executions.

Qiskit quantum hardware plugins

Qiskit is open-source and backend-agnostic, supporting quantum execution across a broad range of popular hardware providers.

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IBM Quantum
IonQ
Amazon Braket
Azure Quantum
IQM
Rigetti
Quantinuum
Superstaq
AQT
Alice & Bob
IBM Quantum
IonQ
Amazon Braket
Azure Quantum
IQM
Rigetti
Quantinuum
Superstaq
AQT
Alice & Bob

Quantum resource management

The quantum resource management interface (QRMI) standardizes and simplifies control of quantum resources.

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Slurm plugin

This plugin allows you to manage quantum resources using the Slurm workload manager.

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Qiskit Serverless

A simple interface to run workloads across quantum-classical resources, supporting multi-cloud and supercomputing use cases.

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Tools for algorithm development

Qiskit offers modular tools for designing and customizing algorithms with as little overhead as possible. Save time by using Qiskit addons and function templates to accelerate your work.

Combine addons to build algorithms

Qiskit addons are a collection of algorithmic building blocks for enabling algorithm discovery at utility scale. Combine these modular capabilities as part of your algorithm design workflow.

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Four cards, one per step, and the addons available for each one which are the following ones: Map (MPF, AQC-Tensor, Transpiler), Optimize (OBP, Circuit cutting, Transpiler), Execute (Primitives), Post-process (SQD, M3, Quantum Info)

Save time with pre-built code templates

Qiskit Function templates are realistic code examples that implement the latest research workflows with Qiskit and Qiskit addons.

Explore available templates Build your own

Optimization

Explore quantum approaches to combinatorial problems that challenge existing classical methods.

Simulation

Use quantum and HPC to simulate complex systems in nature across physics and chemistry domains.

Quantum machine learning

Boost classical machine learning and uncover new solutions by leveraging quantum kernels.

Partial differential equations

Simulate nonlinear dynamical systems, such as fluid flow dynamics, using quantum variational methods.

Extend Qiskit with projects from the community

Community members create resources that extend Qiskit. Explore these extensions in the Qiskit ecosystem.

Explore the ecosystem Contribute

illustration of a person working with a computer

Get involved

Join us on Slack(opens in a new tab)
Connect with our global community of Qiskit users and experts.
Join a community event
View upcoming IBM Quantum and Qiskit events.
Explore our courses(opens in a new tab)
Learn quantum computing foundations and how to apply your skills with Qiskit.
Qiskit YouTube(opens in a new tab)
Learn quantum computing foundations and how to apply your skills with Qiskit.

Join the Qiskit advocates shaping the future of quantum computing

Qiskit advocates form a global community of 1,200+ individuals across 70+ countries, all committed to advancing quantum computing and growing the Qiskit ecosystem with IBM.

The Qiskit advocate program provides mentorship, education, networking, and unique opportunities through a tiered system that recognizes community contributions with points, rewards, and clear paths for growth. For details on how to get involved, review our program overview.

Learn more Apply Now

Meet our Tier 1+ Qiskit advocates

These advocates represent our most engaged community members, recognized for their sustained impact and leadership. Learn more in our program overview(opens in a new tab).