Technical
Proprietary model
A model owned and controlled by a vendor under restricted terms.
Definition
A generative model provided by a vendor under commercial terms that restrict access to model internals, weights, or training data; typically accompanied by contractual licences and usage limits. The guidance highlights different procurement, transparency and audit expectations for proprietary models versus open models.
Related Terms
Open model
A model with openly available code or weights....
Agency-approved Generative AI tools
Generative AI tools assessed and authorised for VPS use....
Model provider/vendor
Entities offering AI models, services, or APIs to media organisations....
Enterprise/self-hosted GenAI
Vendor enterprise or on‑premises models with contractual data controls....
Model
A trained algorithmic artifact that performs tasks using learned parameters....