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A model registry catalogs named model versions and associated artifacts or metadata.
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It helps teams locate evaluated versions and deployment references, while actual rollout, recovery, and reproducibility depend on the surrounding workflow.
A model registry organizes versions that might otherwise remain scattered across files and experiment runs. A registered version can reference its model artifact and related run metadata, while tags or aliases provide named references and status information. Current MLflow registry workflows use aliases and tags; fixed model stages are deprecated. Other platforms can use different lifecycle conventions. A registry helps locate previous artifacts for rollback, but serving must actually load and validate the selected version. Recorded lineage supports investigation and attempted reproduction without guaranteeing identical results. Approval checks, deployment automation, and access controls need to be configured by the team.
A team evaluates a registered model version and updates a deployment alias after approval.
An on-call engineer uses a previous version as a rollback candidate and validates that the serving system loads it correctly.
A reviewer examines the recorded dataset, code, environment, and evaluation evidence for a registered model.
An MLOps team links model versions with experiment results before selecting a deployment candidate.
Teams can use registries to organize model artifacts alongside evaluation and deployment evidence. Generative-AI applications may also need to record adapters, prompts, and the application configuration used for a release. Linking monitoring and rollback workflows can improve traceability, but a registry record alone does not establish regulatory compliance or current serving state. Useful practice is to verify both the recorded candidate and the artifact actually loaded by the application.
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A model registry catalogs named model versions and associated artifacts or metadata. It helps teams locate evaluated versions and deployment references, while actual rollout, recovery, and reproducibility depend on the surrounding workflow.
Un registro rastrea las versiones del modelo, su linaje y métricas, y su etapa de implementación, para que todos sepan qué modelo está activo y cómo se creó.
Aliases identify registered versions. Fixed MLflow model stages are deprecated, and other registries can use different lifecycle conventions.
Retained artifacts make recovery possible, but the deployment workflow must load the chosen version and check its behavior.
La firma define las entradas y salidas esperadas para que los sistemas de servicio puedan validar las solicitudes y detectar discrepancias antes de que provoquen errores silenciosos.
Lineage permite a los equipos reconstruir cualquier versión y permite a los auditores confirmar exactamente qué datos y código produjeron un modelo implementado.
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