What is the difference between programmatic and direct CTV buying?

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Last updated: April 8, 2026

Quick Answer: Programmatic CTV buying uses automated platforms and algorithms to purchase ad inventory in real-time, while direct CTV buying involves manual negotiations with publishers for guaranteed placements. Programmatic CTV spending reached $21.2 billion in 2023, accounting for over 60% of total CTV ad spend, with direct buying making up the remainder. The shift toward programmatic accelerated around 2018 as CTV adoption grew, offering advertisers more precise targeting through data-driven auctions versus direct's premium but less flexible approach.

Key Facts

Programmatic CTV ad spending reached $21.2 billion in 2023
Programmatic accounts for over 60% of total CTV ad spend
Direct CTV buying typically involves manual negotiations with publishers
The shift toward programmatic CTV accelerated around 2018
Programmatic CTV uses real-time bidding (RTB) technology

Overview

Connected TV (CTV) advertising has transformed television marketing by delivering ads through internet-connected devices like smart TVs, streaming sticks, and gaming consoles. The evolution of CTV buying methods began gaining momentum in the mid-2010s as streaming services like Netflix (founded 1997) and Hulu (launched 2007) popularized on-demand viewing. By 2020, CTV penetration reached 80% of U.S. households, creating a $40 billion global CTV advertising market by 2023. Historically, television advertising relied exclusively on direct buying through upfront negotiations, but programmatic technology introduced in the early 2010s revolutionized digital advertising before expanding to CTV. The COVID-19 pandemic accelerated CTV adoption, with streaming hours increasing 74% in 2020 alone, making efficient buying methods increasingly crucial for advertisers.

How It Works

Programmatic CTV buying operates through automated platforms using real-time bidding (RTB) technology, where advertisers set parameters for target audiences, budgets, and performance goals. When a CTV viewer starts streaming content, an ad request triggers an auction among advertisers within milliseconds, with the winning ad served based on bid price and relevance. This system leverages first-party data (from streaming services) and third-party data (from data providers) for precise targeting across demographics, interests, and viewing behaviors. In contrast, direct CTV buying involves manual negotiations between advertisers and publishers (like Hulu or Disney+) for guaranteed ad placements in specific content, often sold during upfront markets. Direct deals typically offer premium inventory like exclusive show sponsorships but lack the real-time optimization of programmatic. Both methods use VAST (Video Ad Serving Template) standards for ad delivery, but programmatic adds layers of data integration and algorithmic decision-making.

Why It Matters

The distinction between programmatic and direct CTV buying significantly impacts advertising efficiency and effectiveness. Programmatic's data-driven approach enables precise targeting, reducing wasted ad spend by reaching specific audiences rather than broad demographics. This matters because CTV viewers are increasingly fragmented across hundreds of streaming services, making traditional direct buying less scalable. For advertisers, programmatic offers better measurement through detailed analytics on view-through rates and conversions, while direct buying provides brand safety through curated content partnerships. The growth of programmatic CTV reflects broader digital advertising trends toward automation, with projections showing it will reach $30 billion by 2025. This evolution matters for consumers too, as programmatic enables more relevant ads, though it raises privacy concerns that regulations like GDPR (2018) address.