Small Molecule Optimization with Large Language Models
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Abstract (arXiv)
Molecular optimization, the process of designing molecules with desirable properties, represents a critical challenge in drug discovery. The recent advancements in large language models (LLMs) have opened new opportunities for their integration with traditional molecular optimization algorithms to improve performance. In this work, we propose Molecular Language Model powered Evolutionary Algorithm (Mol-E), an evolutionary algorithm that relies on the generative capabilities of LLMs trained on molecules and molecular properties. Scientific Contribution. Mol-E obtains the highest aggregate Top-10 AUC among the comparable full-23-task results considered here, scoring 17.500 in the task-agnostic regime, in which the oracle is treated strictly as a black box, and 20.551 in the task-informed regime, in which the optimizer receives a fixed semantic description of the objective. Mol-E also improves over the evaluated baselines on multi-property optimization with docking against DRD2, MK2, and AChE.
Key facts. Cited by 6 papers in the map (data through 14 Oct 2026). Builds on 50 of its 107 references that are in the map. First posted on arXiv 26 Jul 2024.
Builds on
50 of 107 references.
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Built on by
Citing papers per year: 2024: 1; 2025: 3; 2026: 2.
6 papers.
- 2024SmileyLlama: Modifying Large Language Models for Directed Chemical Space Explorationcited by 14
- 2025A Systematic Survey on Large Language Models for Evolutionary Optimization: From Modeling to Solvingcited by 11
- 2025ExLLM: Experience-Enhanced LLM Optimization for Molecular Design and Beyondcited by 8
- 2025Coder as Editor: Code-driven Interpretable Molecular Optimizationcited by 1
- 2026FORGE: Fragment-Oriented Ranking and Generation for Context-Aware Molecular Optimizationcited by 0
- 2026PMO-Dock: Benchmarking Docking, Specificity, and Generalization in Molecular Optimizationcited by 0
- 2026PMO-Dock: Benchmarking Docking, Specificity, and Generalization in Molecular Optimization13 Oct 2026
- 2026FORGE: Fragment-Oriented Ranking and Generation for Context-Aware Molecular Optimization11 May 2026
- 2025Coder as Editor: Code-driven Interpretable Molecular Optimization16 Oct 2025
- 2025A Systematic Survey on Large Language Models for Evolutionary Optimization: From Modeling to Solving10 Sep 2025
- 2025ExLLM: Experience-Enhanced LLM Optimization for Molecular Design and Beyond18 Feb 2025
- 2024SmileyLlama: Modifying Large Language Models for Directed Chemical Space Exploration3 Sep 2024