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Meta Engineering·03 November 2026·1 min read

F3 Lightning: How Meta Accelerates Ads ML Features to Production at Scale

Facebook Feature Framework (F3) is Meta s framework for authoring, compiling, and serving the machine learning features underlying ads ranking models, where a single request can require more than 20,000 features. We firs

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Facebook Feature Framework (F3) is Meta s framework for authoring, compiling, and serving the machine learning features underlying ads ranking models, where a single request can require more than 20,000 features. We first presented F3 at AI @ Scale 2020. F3 reduced execution computational costs by compiling all features into a single merged graph, but that […] Read More… The post F3 Lightning: How Meta Accelerates Ads ML Features to Production at Scale appeared first on Engineering at Meta .

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