Software as a service (SaaS) services featuring software for automated and semi-automated document processing, categorization, and generation; software as a service (SaaS) services featuring software using artificial intelligence and machine learning for document processing, categorization, and generation; software as a service (SaaS) services featuring software for contract management and automating workflows based on key contract terms and clauses; software as a service (SaaS) services featuring a cloud-based document repository and clause library; software as a service (SaaS) services featuring artificial intelligence and machine learning for extracting, organizing, and querying data from contracts and other documents; software as a service (SaaS) services featuring software for vendor management and procurement; software as a service (SaaS) services featuring software for invoice processing and generation; software as a service (SaaS) services featuring software for identifying key clauses in contracts; software as a service (SaaS) services featuring software for creating alerts based on contract clauses; software as a service (SaaS) services for performing completeness analysis and reference checks in documents; software as a service (SaaS) services for mapping documents into knowledge graphs representing different relationships and dependencies; software as a service (SaaS) services for mapping organization structures from documents into knowledge graphs; software as a service (SaaS) services for enabling Robotic Process Automation (RPA) and Intelligent Automation (IA) workflows on documents; software as a service (SaaS) services using artificial intelligence techniques to compare different versions of contracts and documents; software as a service (SaaS) services using generative artificial intelligence for generating drafts based on examples documents; software as a service (SaaS) services using generative artificial intelligence for combining different types of documents; software as a service (SaaS) services for using artificial intelligence for performing security and billing audits on documents; software as a service (SaaS) services for storing, processing, and analyzing documents in data rooms and other cloud-based repositories and libraries; software as a service (SaaS) services for enabling rich querying of data in documents and relational and non-relational databases; software as a service (SaaS) with horizontal document-based artificial intelligence capabilities for cross-industry use.