Mashape's API (built on-top of could be used instead. It provides a simple non-SOAP API. Only apparent issue is that it returns plain-text instead of JSON. Link to API:

Also, one could write a "pure-Perl" YodaSpeak translator there's a spec for Yodish language. Link to spec:
posted by guywithafro 3 years and 8 months ago Link

Hmm, the XML/SOAP & Plaintext are both unusable. We need JSON/JSONP for Spice API calls.

The pure Perl approach sounds cool though!
posted by Moollaza Staff3 years and 8 months ago Link