Wikipedia - The Giving Pledge
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Relevant to AI safety funding landscape, as several Giving Pledge signatories are major donors to AI safety and existential risk organizations, making this a useful background reference for understanding philanthropic coordination in the field.
Metadata
Summary
The Giving Pledge is a philanthropic commitment campaign founded by Bill Gates, Melinda Gates, and Warren Buffett in 2010, encouraging billionaires to donate the majority of their wealth to charitable causes. It serves as a coordination mechanism for large-scale philanthropy, with many signatories directing funds toward existential risk reduction, AI safety, and global health.
Key Points
- •Founded in 2010 by Bill Gates, Melinda Gates, and Warren Buffett to encourage billionaires to give most of their wealth to philanthropy
- •Signatories include many tech industry leaders whose philanthropic focus includes AI safety and existential risk reduction
- •Functions as a social coordination mechanism, normalizing large-scale charitable giving among the ultra-wealthy
- •Several Giving Pledge signatories fund organizations directly relevant to AI safety, such as Open Philanthropy and related efforts
- •Not legally binding but represents a moral commitment to donate at least 50% of wealth during lifetime or at death
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The Giving Pledge - Wikipedia
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Charitable campaign
The Giving Pledge Formation 2010 ; 16 years ago  ( 2010 ) Type Charitable organization Membership 256 (as of August 2025) [ 1 ] Founders Bill Gates
Warren Buffett
Melinda French Gates Website givingpledge.org
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The Giving Pledge is a charitable campaign, founded by Bill Gates , Melinda French Gates , and Warren Buffett , to encourage wealthy people to contribute a majority (i.e. more than 50%) of their wealth to philanthropic causes. As of October 2025 [ref] , the pledge has more than 250 signatories from 30 countries. [ 2 ] Most of the signatories of the pledge are billionaires , at a total of US$600 billion. [ 3 ]
The campaign is intended to establish a social norm of charitable giving by the wealthy. [ 4 ] In its early years, it was highly successful at attracting signatories, whereas the rate of new signatories has declined in recent years. [ 4 ]
Description
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The organization's stated goal is to inspire the wealthy people of the world to give at least half of their net worth to philanthropy, either during their lifetime or upon their death. The pledge is a public gesture of an intention to give, not a legal contract. [ 5 ] On the Giving Pledge's website, each individual or couple writes a letter explaining why they chose to give. [ 6 ] The pledge is open to non-billionaires who "plan to give away at least $500 million and are in a position to do so". [ 7 ]
History
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In June 2010, the Giving Pledge campaign was formally announced and Bill Gates , Melinda French Gates , and Warren Buffett began recruiting members. [ 8 ] As of August 2010, the aggregate wealth of the first 40 pledgers was $125 billion. [ 9 ] 113 people signed the pledge in the first 5 years, 72 in the next 5 years, and 43 in the next 5 years. As of 2026, more than 250 families have signed the
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