# How to see the version of vtk in slicer

**URL:** <https://discourse.slicer.org/t/how-to-see-the-version-of-vtk-in-slicer/9822>\
**Category:** Support\
**Created:** [January 15, 2020, 10:23am UTC](https://discourse.slicer.org/t/how-to-see-the-version-of-vtk-in-slicer/9822 "2020-01-15T10:23:15Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![timeanddoctor](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/timeanddoctor/32/5839_2.png) [@timeanddoctor](https://discourse.slicer.org/u/timeanddoctor)\
**Post date:** [January 15, 2020, 10:23am UTC](https://discourse.slicer.org/t/how-to-see-the-version-of-vtk-in-slicer/9822/1 "2020-01-15T10:23:15Z")

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I tried to ‘import vtk’ and then used the help(vtk), but the slicer crashed. So where can I find the vtk version of my slicer based on

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [January 15, 2020, 1:15pm UTC](https://discourse.slicer.org/t/how-to-see-the-version-of-vtk-in-slicer/9822/2 "2020-01-15T13:15:48Z")

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`help(VTK) ` prints hundreds of thousands of lines of text on the console (all documentation of all its classes), so it takes a good while to complete.

You can get VTK version from from `vtk.vtkVersion()`, for example: `vtk.vtkVersion().GetVTKMajorVersion()`.