AI.decarbon is a next-generation Carbon Dioxide Removal (CDR) intelligent platform jointly developed by DeCarbon Technology, Southern University of Science and Technology, and Mind Vector Corporation. The platform leverages data science, machine learning, and artificial intelligence technologies to provide comprehensive solutions for carbon capture expertise acquisition, new material development exploration, and process R&D. The platform features three core functional modules: Carbon Capture Large Language Model, Carbon Capture Material Development, and Geopolymer Material Development. It supports professionals in the carbon neutrality field throughout the entire development process - from acquiring domain expertise to material performance prediction, and reverse structure generation. By revolutionizing traditional material R&D workflows, the platform significantly enhances research quality and efficiency, accelerating achievement output and application implementation.