RapidMiner is an enterprise data science and analytics platform that, according to Siemens, unifies data preparation, machine learning, knowledge graphs, generative AI and agentic AI. The portfolio includes RapidMiner AI Studio for visual, drag-and-drop model building with AutoML, Monarch for no-code data preparation, Graph Studio for knowledge graphs, and tools for streaming analytics and for running existing SAS programs alongside Python, R and SQL. RapidMiner began as a research project at the Technical University of Dortmund in Germany.
Altair acquired RapidMiner in September 2022, and Siemens acquired Altair in March 2025. Altair's press release was datelined Troy, Michigan, in the US, and Siemens now lists itself as producer and maintainer of the product. The Professional and Enterprise editions are proprietary, while the Free Edition, limited to one logical processor and 10,000 rows, is available under the AGPL.