word

Shadow Mode

SHA-doh mohd

/ˈʃædoʊ moʊd/

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Syllable breakdown

shadowmode

Dictionary meaning

A deployment technique where a new model runs in parallel with the production model, receiving the same inputs but having its predictions logged rather than served to users

Examples

In shadow mode, the new recommendation model processed all requests for two weeks without affecting the user experience.
Shadow mode testing is ideal for validating high-stakes models before live deployment.

Synonyms: shadow deployment, dark launch, mirrored traffic

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