The 2026 Playbook for Performance Marketing

Performance marketing in 2026 looks nothing like it did three years ago. The death of third-party cookies, signal loss across iOS, and AI-driven creative production have collapsed the old playbook.

1. Creative is the new targeting

With audience targeting commoditized, creative is the only sustainable lever. The winning teams ship 10–20 net-new creatives per week and let the algorithms find product-market fit at the asset level.

2. Incrementality over attribution

Attribution lies. Incrementality tells you what actually drove a conversion that would not have happened otherwise. Holdout tests are now table stakes.