Yes, Delacon has two Speech Analytics APIs available through http requests:
The Speech Analytics Transcription API allows you to receive the transcribed text of a call for a specific Call ID through HTTP request. The result can be received in either JSON or XML format.
Keywords and Categories API
The Speech Analytics Keywords and Categories API allows our clients to access Keyword and Category Speech Analytics reports through HTTP requests. The files can be received in either XML or CSV.
You can find out more information about both APIs here.