Configuration reference

OntoCast reads its settings from environment variables, or from a .env file in the working directory. This reference lists all 248 of them, generated from the settings models. To choose settings for a task, start with Configuring OntoCast.

Page	What it controls
Pipeline and server	What a run does, how wide it fans out, and where the server listens.
Language model	Provider, model, credentials, request limits and the LLM response cache.
Document conversion	How uploaded documents become text.
Chunking	How text is cut into content units and which sections are kept.
Ontology retrieval	How each unit's slice of the ontology catalog is retrieved and sized.
Embeddings and vector stores	The embedding model and the LanceDB or Qdrant backend behind retrieval.
Facts validation	The facts critic, repairs, acceptance rules and SHACL validation.
Ontology validation	The ontology critic and its acceptance rules.
Entity disambiguation	When two extracted entities are merged into one.
Web search	Optional web evidence for ontology rendering and critique.
Storage and paths	The Fuseki triple store, seed ontologies and on-disk caches.