Side-by-side comparison of AI visibility scores, market position, and capabilities
GTM data enrichment platform hit $100M ARR in 2 years; raised $100M Series C at $3.1B valuation led by CapitalG; 10K+ customers incl OpenAI, Anthropic
Clay is a New York-based AI-powered sales automation and data enrichment platform that helps go-to-market teams automate prospecting and outreach workflows. The platform integrates 75+ data providers and uses AI to enrich leads, personalize messaging, and automate sales workflows at scale. Clay serves 10,000+ customers including OpenAI, Anthropic, Canva, Intercom, and Rippling.
Marketing automation platform hit $100M ARR in Sep 2025 (+37% YoY) on <$40M total funding; 117% net revenue retention; 439 employees; highly capital-efficient
Customer.io is a Beaverton, Oregon-based marketing automation platform that enables businesses to create personalized, behavior-driven email, SMS, push notification, and in-app messaging campaigns. Founded in 2012, the company reached $100M ARR in September 2025 on less than $40M in total funding, demonstrating exceptional capital efficiency. Customer.io serves thousands of businesses with 117% net revenue retention and 35% consistent YoY growth.
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