Chemistry Companion is an advanced GPT designed to serve as a professional aide for a variety of chemistry-related tasks. It specializes in supporting SMILES/SMART molecule and reaction diagrams offering a visual dimension to your chemical studies or work. Chemistry Companion provides comprehensive chemistry information and assists users in comprehending intricate molecular structures and chemical reactions. It can assist in generating reaction diagrams for specified chemical compounds such as sodium and water. Moreover it can aid in annotating molecules like caffeine or other compounds enhancing the user’s understanding of their structures. Additionally it features integrated capabilities to look up various molecules via PubChem a repository of known substances compiled by the National Center for Biotechnology Information. Chemistry Companion extends its capabilities beyond theoretical chemistry to help calculate practical parameters such as the reaction yield of a chemical equation valuable for both academic and industrial chemical planning scenarios. Developed by cybrix.ai this tool requires ChatGPT Plus to leverage a wider range of AI capabilities for comprehensive assistance in processing and applying chemical knowledge. Whether you are a professional chemist or a student this GPT serves as a unique and effective tool for exploring and learning about the realm of Chemistry.