Customers.ai

Boston, Massachusetts, United States · Founded 2017

51-200 employees

Sourced & current · updated May 11, 2026Website

Customers.ai is a B2C sales outreach automation and visitor identification platform, formerly known as MobileMonkey. After Facebook Messenger policy changes disrupted MobileMonkey's original chatbot-marketing model, founder Larry Kim pivoted the company in 2022 to focus on website-visitor identification with a proprietary LLM trained on the legacy install base.

Where they sit

Stack tier: Infrastructure & Data (B)

Email MarketingCustomer Data PlatformIdentity Resolution

Emerging challenger in the website visitor identification and B2C outreach automation space, leveraging a large legacy user base for identity graph differentiation