Originally published on AI Tech Connect.
What the raise actually signals A billion calls is a usage number, not a demo number. Vapi crossed one billion platform calls before raising — evidence that voice agents are running in production, not just on stage. $50M Series B, May 2026. Announced on 12 May and reported as led by Peak XV, the round funds the unglamorous infrastructure layer rather than a single flashy model. Three shipped features tell the strategy. Squads v2 (multi-assistant orchestration), Composer (prompt-built agents) and Simulations (systematic testing) move the platform from "wire it yourself" toward "describe it, then prove it works". The opportunity is vertical. The defensible business for most builders is not the platform — it is a specific voice agent for clinics, collections, logistics or reception, sold…
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