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

Scope3 no more. Enter, Apostra, a startup that wants to replace programmatic advertising with AI agents.

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2026-09-23 12:00 · Business Insider AI
Adtech vet Brian O'Kelley's startup is pivoting to AI agents and rebranding with a new name

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