If not, perhaps imitating an LLM is the ultimate ad block.
There are numerous reasons for this, but one of the most important is that everybody distrusts everybody else in the advertising universe. For instance as a publisher I have an incentive to overstate impressions and but as an advertisers I have an incentive to understate impressions. On top of that the numbers are not expected to match up on both sides because you will lose some users as they go through the funnel.
Having many third parties involved in handling ads means that everybody has to be lying to you for you to get successfully lied to and it’s some of the reason why a site might have 20, 30 or more trackers.