# Model and vendor register · [Product] · [Date] | Feature | Model and version | Provider | Hosting region | Data sent | Training on our data? | Contract and DPA | Fallback model | Deprecation date | Last eval run | Owner | |---|---|---|---|---|---|---|---|---|---|---| | | | | | | | | | | | | ## Change policy - Any model, version or provider change requires a regression eval run and sign-off from [name]. - Deprecation notices are reviewed [monthly]; migrations are planned at least [n] months before the date. - Customers are notified of material model changes per [contract terms].