Programmatic media buying

Programmatic is automated impression buying through SSP/DSP stacks and real-time auctions.

Three columns—how SSP/DSP and RTB fit together, why automation matters, and guardrails that cut wasted impressions—with arrows from supply to bidding.

An encyclopedia of digital marketing terms. See also all articles in «Marketer's terminology».

What it is

It uses audience, page context, and bid data; some inventory is open, some runs through private deals (PMP).

Why it matters for business

It scales reach and lets you tune frequency and segments when analytics are mature.

How to apply it

Set placement allow-lists, frequency caps, and brand-safety rules. Reconcile reporting with independent verification.

Table 1. Definition and business context

Criterion	In short
Definition	It uses audience, page context, and bid data; some inventory is open, some runs through private deals (PMP).
Why businesses care	It scales reach and lets you tune frequency and segments when analytics are mature.
Effect when done right	With discipline it cuts wasteful CPM and supports brandformance.

Table 2. Practice, ecosystem, and related terms

Area	What to consider
How to apply	Set placement allow-lists, frequency caps, and brand-safety rules. Reconcile reporting with independent verification.
Works with	It intersects viewability, frequency, and creative quality.
In the glossary	CPM and cost per mille, Viewability: ad viewability, Ad frequency and creative fatigue, Brandformance

Benefits and impact

With discipline it cuts wasteful CPM and supports brandformance.

How it fits the stack

It intersects viewability, frequency, and creative quality.