Adtech vet Brian O'Kelley's startup is pivoting to AI agents and rebranding with a new name

Business Insider | 23-09-2026 02:28pm |

Adtech veteran Brian O'Kelley's startup Scope3 is rebranding as Apostra and pivoting to focus on agentic AI advertising. The platform acts as an orchestration layer connecting advertiser AI agents with publisher AI agents, eliminating the need for marketers to build separate integrations with numerous media providers. O'Kelley and cofounder Anne Coghlan said the move aims to make Apostra a leader in the emerging field.

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