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Meta Andromeda: Powering the Next Generation of Ads Retrieval Through Model-System Co-Design

Source: Meta Engineering · Added Monday, November 2, 2026

This post describes the next generation of Meta Andromeda, Meta’s personalized ads retrieval engine, and how co-designing the model, system, and GPU hardware unlocks a new efficiency frontier for ads retrieval. In production, the system scores every eligible ad with near ranking-level model performance at retrieval scale and surfaces the top candidates at over one [...] Read More... The post Meta Andromeda: Powering the Next Generation of Ads Retrieval Through Model-System Co-Design appeared first on Engineering at Meta .

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Meta Andromeda: Powering the Next Generation of Ads Retrieval Through Model-System Co-Design is a article discovery curated from Meta Engineering. This post describes the next generation of Meta Andromeda, Meta’s personalized ads retrieval engine, and how co-designing the model, system, and GPU hardware unlocks a new efficien

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