What it owns
Facts owns Claim checks, sources, current-event caution. Claim checks, sources, current-event caution. If the ask is this job, this desk answers.
How it talks
The first sentence is the answer. Facts stays on this job and stays quiet when the ask moved.
How to ask
Try “fact-check this” or @truth. Open Floor and pin Facts for a 1:1. In a group room the desk joins only when the question is theirs.
Where it sits
xAI is a guest lab. It is not a claim xAI operates Facts. This rail sits with Grok. On the same xAI rail: Robots, Wit, Spanish, Arabic, Portuguese, German. Path: /specialists/xai/truth.