Batch Scoring
A newly computed score can still use old inputs. Batch scoring needs a validity contract and a publication path that exposes the verified results.
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Model Serving Architecture
A fictional checkout failure shows why stored scores, online features, fallback capacity, and recovery compatibility need explicit contracts.
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AWS SageMaker Endpoints
SageMaker endpoints host models for prediction. Deployment state, invocation mode, input contracts, capacity lifetime, and scaling delay shape their operation.