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The Nexus engine

Real prices, collected live. An AI that knows devices.

Under both apps sits the same foundation: agents that read the market, a verified model reference and an AI model trained to recognise devices.

buyback and resale sources
20+
countries across Europe and the US
13
laptop and phone models in the reference
800+
languages of column headers recognised
6

Price agents

For each line, agents query buyback and resale sites in parallel, check each listing is the same device (model, generation, CPU, capacity) and keep the requested grade.

An AI trained for the job

A specialised model we trained ourselves picks the right device from the reference’s candidates. It catches what rules miss, like “MBP 14 2021” read as an iPhone 14.

IMEIs and serial numbers

A phone is identified from its IMEI, a laptop from its serial number: Apple, Lenovo, HP and Fujitsu.

Your files stay with us

The AI runs on our own servers: your files are never sent to a third-party AI provider. Serial numbers and IMEIs are stripped from training feedback.

13 countries, buyback and resale

Trade-in sites, refurbishers and marketplaces. Private classifieds are only a last resort, and their prices are flagged as indicative.

  • FRFrance
  • DEGermany
  • NLNetherlands
  • BEBelgium
  • ESSpain
  • ITItaly
  • ATAustria
  • UKUnited Kingdom
  • SESweden
  • DKDenmark
  • NONorway
  • FIFinland
  • USUnited States

Responsible collection

  • Public prices only, respecting each site’s robots.txt.
  • Sites protected against bots are never worked around.
  • At most one request per second per site, results cached for 6 hours.
  • US dollars and pounds converted at ECB rates.

Let’s price your next lot together.

A video demo, on one of your own files.