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pennylane

Hardware-agnostic quantum ML framework with automatic differentiation. Use when training quantum circuits via gradients, building hybrid quantum-classical models, or needing device portability across IBM/Google/Rigetti/IonQ. Best for variational algorithms (VQE, QAOA), quantum neural networks, and integration with PyTorch/JAX/TensorFlow. For hardware-specific optimizations use qiskit (IBM) or cirq (Google); for open quantum systems use qutip.

88

1.07x
Quality

86%

Does it follow best practices?

Impact

89%

1.07x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Evaluation results

90%

4%

Quantum Sentiment Classifier

QML encoding and template usage

Criteria
Without context
With context

PennyLane numpy import

60%

100%

QNode decorator

100%

100%

default.qubit device

100%

100%

Data encoding template

100%

100%

Variational template

100%

100%

Template shape helper

100%

100%

Adam optimizer

100%

100%

requires_grad=True

100%

100%

Circuit drawing

100%

100%

Circuit specs

100%

100%

uv installation

0%

0%

91%

15%

Hydrogen Molecule Ground State Energy

VQE molecular ground state workflow

Criteria
Without context
With context

qchem Hamiltonian

83%

83%

hf_state preparation

100%

100%

BasisState initialization

50%

30%

UCCSD ansatz

100%

100%

UCCSD excitation generation

100%

100%

Zero parameter initialization

100%

100%

Adam optimizer

0%

100%

step_and_cost usage

100%

100%

default.qubit device

100%

100%

PennyLane numpy import

71%

100%

uv installation

0%

100%

88%

-1%

Gradient Benchmarking for Hardware Deployment

Parameter-shift gradients and device selection

Criteria
Without context
With context

parameter-shift diff_method

100%

100%

backprop diff_method

100%

100%

hardware-only note

100%

100%

lightning.qubit device

100%

100%

default.qubit device

100%

100%

qml.grad usage

100%

100%

PennyLane numpy

62%

50%

requires_grad=True

100%

100%

QNode decorator

100%

100%

uv installation

100%

100%

Circuit transform applied

0%

0%

Repository
K-Dense-AI/claude-scientific-skills
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

Table of Contents

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