Platform as a service (PAAS) featuring computer software platforms for for accessing, routing, orchestrating, executing, managing, monitoring, metering, and verifying artificial intelligence inference across distributed and decentralized computing environments; Software as a service (SAAS) services featuring software for verifying and validating the identity, configuration, capabilities, execution, and privacy of artificial intelligence models and artificial intelligence inference; Software as a service (SAAS) services featuring software for generating, managing, validating, and verifying cryptographic proofs, digital attestations, and digital certifications relating to artificial intelligence models and artificial intelligence inference; Software as a service (SAAS) services featuring software for the discovery, registration, certification, and management of artificial intelligence models, compute resources, and inference providers; Software as a service (SAAS) services featuring software for building, deploying, securing, operating, and managing decentralized execution environments for verifiable artificial intelligence inference in cloud computing platforms; Software as a service (SAAS) services featuring software for the protection of personally identifiable information (PII) in cloud computing environments; Software as a service (SAAS) services featuring software for the development, configuration, and operation of trusted execution environments (TEE) used in private and verifiable artificial intelligence inference; Providing temporary use of on-line non-downloadable cloud computing software for accessing, routing, executing, verifying, and privately processing artificial intelligence (AI) inference; Providing a web site featuring technology that enables users to access, route, orchestrate, execute, manage, monitor, meter, and verify artificial intelligence inference across distributed and decentralized computing environments