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Questions about Nexum, partnership inquiries, or just want to tell us what you're building — we read everything.

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Nexum is built by a small team. You'll get a real response, not a support ticket number. We typically reply within 24–48 hours.

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Email
General inquiries & feedback
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LUDDAN SERVICES LLC
Princeton, FL — Miami-Dade County, Florida
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Security
Vulnerability reports & responsible disclosure
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Thanks for reaching out. We'll respond to your email within 24–48 hours.
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Common questions.

Nexum is currently in private use — running in a real home and being refined daily. We're evaluating how and when to make it available to other households. If you're interested in early access, send us a message.

Nexum runs on a small cluster of dedicated home computers — typically two or three compact machines that sit in a closet or on a shelf. Total hardware cost for a complete setup is well under $400. A single small home computer is enough to get started.

No. Nexum is designed to run entirely on your home network with no cloud subscription required for core features. The AI assistant connects to the Claude AI service for language tasks — that is the only outside connection, and even that can be swapped for a fully on-device option.

Currently supported: Narwal robot vacuum, Vizio TV, Amazon Echo/Alexa, Honeywell smart thermostat, Bambu 3D printer, Z-Wave and Zigbee devices, and more. If you have a device you'd like added, let us know.

Yes — we're open to conversations with hardware vendors, smart home device makers, and individuals who want to help build the local-first home intelligence stack. Reach us at info@luddansvcs.com.

Please email info@luddansvcs.com with details. We take responsible disclosure seriously and will respond within 24 hours. Do not post vulnerability details publicly before coordinating with us.