Karumi
Karumi is a YC Fall 2025 (F25) company. Team of 2.
About Karumi
Summary
Karumi builds an AI agent that conducts live, interactive product demos over video calls for B2B software companies. It handles prospect and customer conversations across marketing, sales, onboarding, and enablement, replacing the work of sales engineers, customer success managers, and human demo specialists. The agent runs on demand, around the clock, in any language, so buyers can explore a product in depth without waiting for a human to be available.
Go-to-market
B2B software teams in marketing, sales, and customer success buy Karumi; prospects can try an AI demo directly from the website, with a sales path available for enterprise buyers.
From the Y Combinator listing
The Waymo of Personalized demos
Karumi is an AI agent that joins a live video call with your prospects to deliver personalized product demos, 24/7, in any language. It bridges the gap between your landing page and your sales team by engaging visitors at the peak of their interest, turning curiosity into conversion. For those not ready to talk to sales but eager to explore, Karumi offers the next generation of interactive, self-guided demos.
Facts
- B2B / B2B -> Sales
- 2
- Active
- Early
Founders (2)
Score every batch against your own thesis
GPAgent's sourcing agent reads every company in a batch, scores each one against your fund's thesis in a private workspace, and lines up the founders worth meeting before Demo Day. You decide who to contact. Your scores, notes, and pipeline never appear on these pages.
How Accelerator intelligence works