You are not just limited to invoking services implemented in Smalltalk. Below are examples of invoking services whose WSDL documents were found at www.xmethods.com, a popular site for experimenting with Web services. Please note that some of these services may not be available. However, you are encouraged to explore this site.
[ | aContainer aServiceCollection| aContainer := SstWSContainer containerNamed: SciSocketManager default getHostName. aServiceCollection := aContainer deploy: 'http://www.lemurlabs.com/projects/soap/itime/ITimeService.wsdl'. ( aServiceCollection first getInternetTime ) inspect] fork [ | aContainer aServiceCollection| aContainer := SstWSContainer containerNamed: SciSocketManager default getHostName. aServiceCollection := aContainer deploy: 'http://www.capescience.com/AirportWeather.wsdl'. ( aServiceCollection first getSummary: 'NZCM' ) inspect] fork