Launched Composer, a platform-agnostic agent that compresses idea-to-deployment for marketing campaigns.

By positioning Composer as platform-agnostic, Klaviyo is making a deliberate play beyond its ESP roots—signaling ambition to own the campaign execution layer regardless of where marketers work. This raises the evaluation bar for any marketing automation competitor: buyers will now ask 'does your AI agent work across my stack?' Smaller MA players like Connectif and Klaviyo's traditional ESP rivals face a narrative squeeze as Klaviyo reframes itself as an execution layer, not just a sending tool.