Pinterest opens up more than 5,000 interests for advertiser targeting through its Taste Graph

Pinterest builds itself around visual discovery — the idea that you can come to the site or app, see something you like, and immediately dive down a rabbit hole. The company has built an extensive suite of tools internally to figure out which rabbit hole to divert users to, and now it’s opening up some of that knowledge to advertisers.

Pinterest said today that it’s unlocking more than 5,000 interests that advertisers can now target against using what the company is calling its “Taste Graph.” That’s Pinterest’s nomenclature for its system that is able to figure out not only what users like, but also how what they like changes over time — such as topics that are suddenly interesting, and ideas that decay into irrelevance. It’s another move as Pinterest tries to…

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