Klaviyo posts first quarterly profit as AI competition intensifies and growth decelerates

Filed May 5, 2026 · Period ending March 31, 2026 · Compared to 10-Q May 6, 2025 · ~1 min read

Key Changes

• high

  Revenue growth slowed to 27.9% ($358M) from 33.3% prior year, while Q1 2026 delivered first quarterly profit of $9M vs. $14.1M loss in Q1 2025, demonstrating improving margins despite deceleration.

  Risk Factors: Revenue Growth verify on EDGAR →
• high

  New AI competition risks warn that rivals with superior models, larger datasets, or autonomous agents could attract customers; third-party platforms like Shopify may embed competing AI features that reduce demand for Klaviyo's products.

  Risk Factors: AI Competitive Dynamics verify on EDGAR →
• high

  Product portfolio expanded significantly with Marketing Agent, Customer Agent, Customer Hub, Helpdesk, and WhatsApp channel, moving beyond core email/SMS into customer service and AI-powered automation.

  Risk Factors: Product Portfolio verify on EDGAR →