AgenticOS

First-mover in agent-to-agent programmatic advertising infrastructure, launched by an established SSP with broad industry reach

AgenticOS is a product launched by PubMatic, a leading independent sell-side programmatic advertising platform, unveiled at CES on January 5, 2026. It represents a foundational infrastructure layer designed to enable AI agents to transact with one another in programmatic advertising workflows — effectively creating an 'operating system' for agentic advertising. The platform leverages large language models (LLMs) to autonomously handle campaign planning, media buying, execution, and real-time optimization, reducing the need for human intervention at each stage of the advertising lifecycle. The significance of AgenticOS lies in its positioning at the intersection of generative AI and programmatic advertising infrastructure. Rather than simply adding AI features to existing workflows, PubMatic is proposing a new paradigm where buy-side and sell-side AI agents communicate and transact directly, potentially compressing the latency and inefficiency of traditional human-mediated campaign management. This aligns with broader industry trends around AI-driven automation in media buying. As a product of PubMatic — a publicly traded company (NASDAQ: PUBM) with established relationships across publishers, DSPs, and agencies — AgenticOS benefits from an existing supply-side ecosystem and technical infrastructure. Its launch at CES 2026 was considered a major industry milestone, signaling that agentic AI is moving from concept to deployable product in the AdTech space. Competitors and industry observers are watching closely as this could reshape how programmatic advertising is planned and executed at scale.

• 2026Founded