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Substack Is Quietly Building an Ad Network for Newsletters
Substack says its first flagship sponsors are putting millions into creators, turning paid newsletter trust into brand inventory without calling itself an ad platform.
The trade desk for the creator economy.
Every story tagged Newsletters: the campaigns, platform shifts, and research that touch it.

Substack says its first flagship sponsors are putting millions into creators, turning paid newsletter trust into brand inventory without calling itself an ad platform.