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Fix snippets_test.py::test_can_run_docs_code_snippets

good first issueThis issue can be resolved by someone who is not familiar with the codebase. A good starting issue.This issue can be resolved by someone who is not familiar with the codebase. A good starting issue.

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

no QC knowledge neededWant to contribute to Cirq, but don't know quantum computing? This issue is for you.Want to contribute to Cirq, but don't know quantum computing? This issue is for you.

skill-level/beginnerNo background required, self-contained issueNo background required, self-contained issue

Status: Open.

#7787 In quantumlib/Cirq;

· pavoljuhas opened on Dec 2, 2025

Add CI check to enforce reasonable commit messages in dependabot PRs

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

Status: Open.

#7786 In quantumlib/Cirq;

· pavoljuhas opened on Dec 1, 2025

Add test for the add_dd_and_align_right in 2D GHZ state generation

area/testing

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

Status: Open.

#7784 In quantumlib/Cirq;

· pavoljuhas opened on Dec 1, 2025

Add State Preparation Algorithm to Cirq

kind/feature-requestDescribes new functionalityDescribes new functionality

Status: Open.

#7774 In quantumlib/Cirq;

· ACE07-Sev opened on Nov 26, 2025

Request from for Protobuf version flexibility in cirq-google (Forschungszentrum Jülich)

area/releases

kind/healthFor CI/testing/release process/refactoring/technical debt itemsFor CI/testing/release process/refactoring/technical debt items

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Enhancement

#7753 In quantumlib/Cirq;

· AlvaroHuanay opened on Nov 14, 2025

Add tolerance to modulus check in <code>has_stabilizer_effect</code>

kind/feature-requestDescribes new functionalityDescribes new functionality

triage/needs-more-evidence[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet

Status: Open.

Enhancement

#7750 In quantumlib/Cirq;

· ACE07-Sev opened on Nov 12, 2025

Make it easier to efficiently construct large circuits from lists of operations

kind/feature-requestDescribes new functionalityDescribes new functionality

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Enhancement

#7720 In quantumlib/Cirq;

· andbe91 opened on Oct 31, 2025

Provide features for MPS state preparation

kind/feature-requestDescribes new functionalityDescribes new functionality

status/rfc-neededThis needs an RFC document.This needs an RFC document.

triage/needs-more-evidence[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet[Feature requests] Seems plausible, but maintainers are not convinced about the use cases yet

Status: Open.

Enhancement

#7650 In quantumlib/Cirq;

· ACE07-Sev opened on Sep 14, 2025

<code>add_dynamical_decoupling</code> crash on classically controlled operation

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Enhancement

#7617 In quantumlib/Cirq;

· p51lee opened on Aug 31, 2025

Feature Request: Add LATEST InsertStrategy to complement EARLIEST

kind/feature-requestDescribes new functionalityDescribes new functionality

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Enhancement

#7611 In quantumlib/Cirq;

· zlatko-minev opened on Aug 28, 2025

Investigate why the standard deviation of pauli_string_measurement_results is high

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Bug

#7587 In quantumlib/Cirq;

· NoureldinYosri opened on Aug 19, 2025

PauliGate and PauliString equality works only on odd exponents

area/paulis

kind/bug-reportSomething doesn't seem to work.Something doesn't seem to work.

kind/design-issueA conversation around designA conversation around design

triage/acceptedA consensus emerged that this bug report, feature request, or other action should be worked onA consensus emerged that this bug report, feature request, or other action should be worked on

Status: Open.

Bug

#7585 In quantumlib/Cirq;

· daxfohl opened on Aug 15, 2025