Who Pinterest buys from and sells to
Sells shopping and discovery ads on its visual search app; runs on rented cloud.
Part of Digital Advertising spending
Buys from 2
Sells to 3
- Retail and CPG advertisersshopping and awareness ads
- AmazonAMZNinventory filled by third-party ads via Amazon DSP
- AlphabetGOOGLinventory filled through Google Ad Manager abroad
Where the chain could break
- About 80% of users are outside the US but only about 20% of revenue
- The service runs on AWS under a long-term commitment
Competes with
Mapped by hand from filings and company reporting, as of October 2026. It shows the relationships that matter most, not every contract: most are never disclosed, and agreements change.