Providing online non-downloadable computer software platforms for extracting, analyzing, comparing, and managing bids and vendor proposals; Software as a service (SAAS) services featuring software using artificial intelligence (AI) for parse documents, identify scope discrepancies, and generate cost comparison reports; Providing online non-downloadable computer software platforms for managing vendor proposals, generating reports, and supporting procurement or sourcing decisions across industries; Providing temporary use of online non-downloadable chatbot software for reviewing estimates and validating scope alignment