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M41B: Deciding between Completion vs. Diversity for Netflix Recommendations

How to pick the right signal when two metrics both look right

Jul 09, 2026
∙ Paid

Netflix has two ways to measure a successful recommendation: you finished what you started, or you discovered something new. Most teams pick one and optimize hard. This post shows why that choice is more consequential than it looks.

Binary Tradeoff: Should Netflix optimize recommendations for content diversity or watch-through completion?

Clarify Goal

NSM:…

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