Tests: chatbots rely on three obscure AI-built voter sites for US midterm answers; Copilot cited the error-prone Ballot Brief in 75% of tests and ChatGPT in 22% (Washington Post)

Chatbots like Copilot and ChatGPT have been found to rely on three obscure, AI-built voter information sites for answers regarding US midterm elections. Specifically, Copilot cited the error-prone Ballot Brief in 75% of tests, while ChatGPT used it in 22% of tests. This reliance on potentially unreliable sources highlights concerns about the accuracy of information provided by these AI tools to voters.

This report uniquely quantifies the extent to which Copilot (75%) and ChatGPT (22%) rely on specific, obscure AI-built voter sites, unlike other analyses that broadly discuss AI misinformation.