Startup Spotlight: Lexius makes checkout cameras count what never got scanned
David Elskamp and Liam Webster are narrowing a broad camera-AI pitch into checkout loss software that pairs existing cameras with register logs.
By Ryan Merket · Published · Updated
Primary source: Y Combinator
Why it matters
Lexius is testing a capital-efficient route into physical AI: sell software against cameras and registers retailers already own, then prove value one missed scan at a time. Its checkout focus gives the founders a measurable wedge, but accuracy and independently verified deployment scale will decide whether the retrofit advantage holds.

Lexius co-founders David Elskamp and Liam Webster are turning the security cameras retailers already own into checkout auditors, matching what passes through a lane against what appears in the register log.…
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