Amelia: Co-Author is an add-on feature.
Review
Amelia includes a detailed view of change to provide transparency and control. Clicking the delta (Δ) symbol, located at the top of Amelia Co-Author’s generated answer, opens a window that highlights exactly how the original content was modified.
This view presents a detailed overview of all edits, additions, and deletions made to the original content.
Moreover, Amelia provides a clear side-by-side comparison of the original text and the generated version, making it even easier to understand and revise the specific changes made.