Slang.ai provides an AI phone concierge that handles business calls, answers questions, and manages reservations.
Slang.ai develops an AI phone concierge for businesses, including restaurants. The service answers incoming calls, responds to questions, manages reservations, and can route selected calls to staff. Businesses can customize call journeys and review performance through real-time analytics. Based in New York, it was co-founded by Alex Sambvani in 2019 and raised USD 36 million in series B funding in February 2026, led by US Venture Partners with participation from Thayer Investment Partners, Homebrew, Wing, Underscore VC, Stage 2 Capital, Collide Capital, and Active Capital.
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