Toward General Quantum Control with Physics-Informed Large Language Models
- URL: http://arxiv.org/abs/2605.26021v1
- Date: Mon, 25 May 2026 16:41:41 GMT
- Title: Toward General Quantum Control with Physics-Informed Large Language Models
- Abstract summary: We introduce VF-QCTRL, a physics-informed large language model framework for general quantum control.<n>Our results establish VF-QCTRL as a promising paradigm for accurate, efficient, interpretable, and training-free quantum control protocol design.
- Score: 14.759081005076082
- License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/
- Abstract: Quantum control is essential for quantum information science and technology, yet designing high-fidelity control protocols remains challenging due to complex optimization landscapes, hardware noise, and long pulse sequences. Existing numerical solvers often require problem-specific engineering and produce opaque control amplitudes, while naive large language models (LLMs) lack the physical consistency and long-horizon precision for reliable quantum control synthesis. Here we introduce VF-QCTRL, a physics-informed large language model framework for general quantum control that combines symbolic reasoning with optimization to propose analytic control ansätze and coherently refine their parameters through feedback. To systematically evaluate LLM-driven quantum control, we develop QCTRL-BENCH, a benchmark spanning sixteen tasks across single- and multi-qubit systems, closed and open quantum dynamics, noiseless and noisy settings, and both analytic and numerical protocols. Across the benchmark, VF-QCTRL demonstrates strong universality, accuracy, efficiency, and interpretability: it applies to generic quantum control systems without task-specific training, achieves performance competitive with or exceeding state-of-the-art conventional solvers in both noiseless and noisy regimes with query efficiency, exhibits favorable inference-time scaling and pulse resolution scaling, and derives physically interpretable analytical protocols directly from prompts. Our results establish physics-informed LLM-based quantum control as a promising paradigm for accurate, efficient, interpretable, and training-free quantum control protocol design across a broad range of quantum systems.
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