Released: Jan 11, 2026

Updates in 2026.1.2

Features

• Added the DeleteDocument and DeleteDocumentAsync methods to the DocumentRag class.
• Added AddDataSource and AddDataSourceAsync overloads to the RagEngine class that load an existing DataSource from a vector store.
• Added LoadWarnings and HasLoadWarnings properties to the DataSource class for inspecting sections that could not be read during partial loading.
• Introduced the LoadWarning class.
• Added model cards for nemotron3-nano and falcon-h1r:7b.
• Added support for the LMKIT_MODELS_DIR environment variable to configure the default model storage directory.
• General performance enhancements.
• Improved DataSource create and update performance on cloud vector databases (for example Qdrant).
• Improved error reporting when loading partially corrupted DataSource files.
• Improved the accuracy of the keyword extraction engine.