Overview and capabilities expanded for conversion tracking (web event tags), custom audiences and do-not-reach lists, creatives and media (cards, media library, account media, media creatives), app event tags / tracking tags / app lists, audience estimate, and single-entity reads.
Server capabilities table reorganized into new categories (App Events & Tracking Tags, App Lists, Audiences, Conversion Tracking, Creatives & Media, Targeting, plus expanded Accounts & Reads).
OAuth scope guidance now covers optional media.write for media library uploads and writes.
Get-started notes clarified for line item placements, budget/schedule on line items, and pause/activate behavior via update_* and activate_* tools.
Endpoint-to-tool mapping expanded from 23 to 74 routes (Ads API major version /12).
Added coverage for audiences, do-not-reach lists, media creatives, tracking tags, cards, media library, account media, app/web event tags, app lists, audience estimate, placements, and related single-entity GET/PUT/DELETE tools, with links into the existing Ads API reference where available.