Create a new quantum circuit with auto-generated unique name.

Args: num_qubits: Number of quantum bits (must be an integer) num_classical_bits: Number of classical bits (must be an integer, defaults to num_qubits if not provided) name: Optional custom name for the circuit (auto-generated if not provided)

Returns: Success message with circuit details and generated name

Add quantum gates to a circuit.

Args: circuit_name: Name of the circuit to modify gates: List of gate operations, each with 'type' and 'qubits' keys Supported gates: 'h', 'x', 'y', 'z', 'cx', 'measure', 'measure_all'

Returns: Success message with applied gates

Run a quantum circuit on the simulator.

Args: circuit_name: Name of the circuit to run shots: Number of measurement shots

Returns: JSON string with measurement results

Get information about a quantum circuit.

Args: circuit_name: Name of the circuit

Returns: JSON string with circuit information

Get a text visualization of the quantum circuit.

Args: circuit_name: Name of the circuit to visualize

Returns: Text representation of the circuit

Generate a Mermaid flowchart diagram of the quantum circuit.

Args: circuit_name: Name of the circuit to visualize

Returns: Mermaid flowchart syntax representing the quantum circuit

List all created circuits.

Returns: JSON string with circuit names and basic info

Analyze the quantum state vector of a circuit.

Args: circuit_name: Name of the circuit to analyze

Returns: JSON string with state vector analysis including probabilities and amplitudes

Compute and analyze the density matrix of a quantum circuit.

Args: circuit_name: Name of the circuit to analyze

Returns: JSON string with density matrix analysis including purity and entropy

Optimize a quantum circuit using Qiskit transpiler passes.

Args: circuit_name: Name of the circuit to optimize optimization_level: Optimization level (0-3, where 0 is no optimization)

Returns: Success message with optimization results and new circuit name

Add advanced quantum gates to a circuit beyond basic H, X, Y, Z, CX.

Args: circuit_name: Name of the circuit to modify gates: List of advanced gate operations Supported gates: 'rx', 'ry', 'rz', 'rxx', 'ryy', 'rzz', 'u', 'swap', 's', 'sdg', 't', 'tdg'

Returns: Success message with applied gates

Create a variational quantum circuit (ansatz) for quantum machine learning.

Args: num_qubits: Number of qubits num_layers: Number of repetitions of the ansatz entanglement: Entanglement strategy ('full', 'linear', 'circular') name: Optional custom name for the circuit

Returns: Success message with circuit details

Implement Quantum Fourier Transform circuit.

Args: num_qubits: Number of qubits for QFT inverse: Whether to implement inverse QFT name: Optional custom name for the circuit

Returns: Success message with QFT circuit details