Klaviyo Reports Strong Q1 2026 Results with 28% Revenue Growth and Raises Full-Year Outlook Klaviyo, the autonomous B2C CRM platform, reported robust first-quarter results for the period ended March 31, 2026, highlighting 28% year-over-year revenue growth and a record operating margin. The company also raised its full-year revenue guidance, projecting $1.514 billion to $1.522 billion, representing 23% growth compared to the prior year. The results reflect the company’s continued expansion of its AI-driven platform and growing adoption by brands worldwide. The first-quarter revenue reached $358.0 million, driven by increased customer engagement and the effectiveness of Klaviyo’s autonomous strategy. Andrew Bialecki, co-founder and co-CEO of Klaviyo, emphasized the company’s progress, stating, “Q1 reflected strong momentum across our business as Klaviyo’s autonomous strategy continues to take hold, with 28% revenue growth and our strongest operating margin as a public company.” He highlighted the role of AI in enhancing customer experiences, noting that the platform’s foundation of real data enables brands to deliver scalable, meaningful interactions. Key business highlights for the quarter included the launch of Composer in private preview and enhancements to the Customer Agent with Custom Skills and expanded integration channels. Klaviyo also announced a $500 million share repurchase program, with an initial $100 million accelerated repurchase completed in April. The company expanded its platform through integrations with ChatGPT, Claude, Canva, Google, and other tools, while securing new and expanded customer accounts such as ALICE + OLIVIA, AllSaints, Cuyana, Legends Global, and Weber Grills. Customer growth metrics showed significant progress, with total customers surpassing 196,000.#chatgpt #claude #klaviyo #andrew_bialecki #amanda_whalen