Software as a service (SAAS) services featuring software for creating, managing, querying, and visualizing knowledge graphs; Providing temporary use of on-line non-downloadable software for extracting, organizing, indexing, linking, and retrieving information from structured and unstructured data; Providing temporary use of on-line non-downloadable software development tools for integrating artificial intelligence applications and software development environments; Application service provider (ASP) featuring software for use knowledge graph management and information retrieval; Providing on-line non-downloadable software using artificial intelligence (AI) for semantic search, contextual information retrieval, database management, business analytics, software code analysis, automated analysis, verification, and validation of software code, and enterprise knowledge management