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Funder · Foundation

Coefficient Giving

Runs Coefficient Giving as a philanthropic funder across global health, safety, and strategic technology impact programs.

Annual funding$1B
Programs17
Active grants5
Total grants19

Coefficient Giving, formerly Open Philanthropy, is a U.S. philanthropic funder and advisor that has directed more than $5 billion in grants since 2014. It works with donors who want high-impact giving, and its founding relationship is with Good Ventures, the foundation of Cari Tuna and Dustin Moskovitz.

The organization says it runs 14 cause-area funds and has $1 billion in annual grant scale. It

Last verified: 1 Jun 2026Source: coefficientgiving.org