The claim that AI poses a risk of causing human extinction is supported by credible sources, including peer-reviewed research, the International AI Safety Report 2026, and statements signed by hundreds of leading AI scientists. Even skeptical analyses (e.g., Brookings) do not deny the risk exists — they argue it is speculative and should not dominate policy priorities. The claim is accurate as a statement about the existence of a recognized risk, but readers should understand that no established scientific consensus quantifies this risk as probable or imminent.