Agentic AI for sales is the shift from AI that helps a rep write a better email to AI that runs the work - research, qualification, follow-up, CRM hygiene. The category is real. The proof is emerging. The failure rate is also real: 95% of GenAI pilots deliver no measurable P&L impact. A C-suite playbook for retail, CPG, and QSR leaders in 2026 - anchored in named case studies from PepsiCo, Williams-Sonoma, Lennar, and Gravitas's own QSR work.