Qiskit SDK v2.1 is here

The first minor version of the Qiskit SDK v2.x series was released on 12 June and is available for download on GitHub and PyPI.

Highlights of this release include:

• C API extensions that enable creation and interaction with QuantumCircuit and Target instances.
• New automations for transpiling circuits using the Clifford+T basis gate set.
• Annotations and stretch delays are now supported for boxes.
• Significant performance improvements in circuit synthesis, including a 100x runtime improvement for the SolovayKitaevDecomposition transpiler pass.

You can read more about the latest Qiskit SDK release in the technical release summary on the IBM Quantum blog, or visit the release notes for full details.

Qiskit SDK v2.1 is fully backwards-compatible with v2.0, in accordance with Semantic Versioning.

Of course, work on the Qiskit SDK is never done, and you can look forward to many new features and performance improvements in the next release. For a sneak peek of what's coming up, check out the first draft of the Qiskit v2.2 roadmap!