In the bowl of a stand mixer fitted with the paddle attachment, beat cream cheese until completely smooth.
Add peanut butter and mix until combined.
Add granulated sugar and mix just until incorporated.
Add sour cream and vanilla bean paste. Mix on low speed until smooth. Scrape down bowl.
Add heavy cream and mix briefly until just combined.
Add eggs one at a time, mixing on low speed after each addition and scraping down the bowl as needed. Do not overmix.