Ethereum cofounder Vitalik Buterin said the Ethereum Foundation is reducing its budget by roughly 40% as it moves toward a smaller and more sustainable operating model.

This year, the EF is decreasing its budget by roughly 40%, which entails some difficult decisions. The goal of the decreases was set out in the Treasury Management Policy last year: the EF is transitioning into being a long-term-oriented endowment-based organization, shifting…

— vitalik.eth (@VitalikButerin) June 23, 2026

Buterin said the cuts are part of a longer term transition from spending about 15% of the foundation’s remaining funds each year toward an annual spending rate of roughly 5% after 2030.

He rejected the idea that the reduction was simply an efficiency exercise or that the people affected were unproductive.