# Statevector Simulator

> Full state vector simulation skill for exact quantum circuit evaluation

- Skill: `a5c-ai/statevector-simulator` (Agent Skill)
- Install (CLI): `npx skillmds@latest add a5c-ai/statevector-simulator`
- Raw SKILL.md: https://api.skillmd.com/api/skills/a5c-ai/statevector-simulator/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: a5c-ai (https://skillmd.com/u/a5c-ai)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/a5c-ai/statevector-simulator

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# Statevector Simulator

## Purpose

Provides expert guidance on exact quantum circuit simulation using full state vector methods for algorithm validation and analysis.

## Capabilities

- Dense state vector simulation
- GPU-accelerated simulation (cuQuantum)
- State visualization
- Entanglement entropy calculation
- Fidelity computation
- Memory-efficient techniques
- Intermediate state inspection
- Measurement probability analysis

## Usage Guidelines

1. **Qubit Scaling**: Understand memory limits (2^n amplitudes)
2. **Simulation Setup**: Configure simulator backend and precision
3. **Execution**: Run circuits with full state tracking
4. **Analysis**: Extract amplitudes, probabilities, and entanglement
5. **Validation**: Compare with expected theoretical results

## Tools/Libraries

- Qiskit Aer
- Cirq
- cuStateVec (NVIDIA cuQuantum)
- QuTiP
- NumPy