Hallucination and fabricated outputs

https://taxonomy.eticas.ai/risk/hallucination

Maturity: established

Generation of false, fabricated, or misleading information that appears credible, including invented facts, statistics, citations, or events.

Also known as: Confabulation · Hallucination prevention

System type: Large language models (LLM)
Lifecycle stages: Post Processing

Mappings to external frameworks

Framework	Reference
AIUC-1 — AI Underwriting Company Standard	Prevent hallucinated outputs
AIUC-1 — AI Underwriting Company Standard	Third-party testing for hallucinations
NIST AI 600-1 — Generative AI Risk Profile	Confabulation

Framework	Reference
MIT AI Risk Repository	False or misleading information
IBM AI Risk Atlas	Output → Robustness → Hallucination

Source: HRA project taxonomy

Part of the Eticas AI Risk Taxonomy. URI: https://taxonomy.eticas.ai/risk/hallucination