Multi-gigawatt "AI factory" facilities are often announced with great optimism, backed by developers' positive outlooks and strong investor confidence. Yet many of these projects have often struggled or encountered practical constraints, resulting in significant cost overruns. Similar issues have affected smaller projects, data center upgrades and retrofits.
New projects continue to be announced, with the US accounting for 80% of the large data center projects unveiled in 2025 (see Giant data center power plans reach extreme levels). Uptime Intelligence research has found that developers frequently struggle to deliver the capacity they have promised, resulting in cancellations, delays and downgrades (see Data center cancellations on the rise as public opposition grows and Many giant data center projects advance, despite risks).
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