License Details

Information and installation instructions

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Additional Instructions

To install a license key automatically, the grbgetkey program needs to be able to communicate with the Gurobi website ( It may fail if the computer:

  • has no Internet connection
  • has restricted access due to a firewall
  • uses a proxy server

Alternately, here are manual instructions to obtain or update a license key file for your computer.

    1. Run the grbprobe command on the computer where the license will be installed.
    2. Complete the following form using the output from the grbprobe command:
  1. Click here to download the gurobi.lic file to your computer.
  2. Move the gurobi.lic file as explained in the Quick Start Guide.