action=help shows a "Generator: This module may be used as a generator", but this information is missing in output from paraminfo. Maybe add a 'generator=""', if the module can used as a generator.

Not all modules can used as generator, for example 'allusers'

Version: unspecified
Severity: enhancement
URL: http://translatewiki.net/w/api.php?action=paraminfo&querymodules=allpages|allusers