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Open Philanthropy Project

Philanthropic funder that chooses causes by importance, neglectedness and tractability

Open Philanthropy Project cover

About Open Philanthropy Project

Open Philanthropy Project is a philanthropic organisation that decides where giving can do the most good. It began with the question of how to do as much good as possible with its resources. Its main funders are Cari Tuna and Dustin Moskovitz.

What Open Philanthropy Project offers

  • Cause selection: weighs causes on importance, neglectedness and tractability before funding them.
  • Global health and wellbeing grants: Support for work such as deworming, and for charities recommended by GiveWell.
  • Longtermism grants: Funding for work such as policy research on security and emerging technologies.
  • Research grants: one example is a viral diagnostics platform and air quality sensors in South Asia.
  • Animal welfare: support for campaigns against caged farming in Europe.

Customers and markets

Charities, research groups and think tanks around the world, such as the END Fund, Georgetown University's Center for Security and Emerging Technology and UC Berkeley.

Key facts

  • Main funders: Cari Tuna and Dustin Moskovitz
  • Focus areas: Global Health and Wellbeing, and Longtermism

Profile written by TrustList from the business's own published information, Oct 2026.

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