SOAP

The OpenCalais Web Service currently provides one web method - Enlighten. The web method signature is as follows:

String Enlighten(String licenseID, String content, String paramsXML)
Field Name Type Definition Notes
licenseID String API access key Obtained through registration
content String Content to be annotated Max input length is 100,000 characters
paramsXML String Processing and user directives and external metadata (see next topic - Input Parameters) Max parameters length is 16,000 characters

Your starting point is the wsdl, which can be found at http://api.opencalais.com/enlighten/?wsdl.

The Web Service URL for SOAP requests is http://api.opencalais.com/enlighten/.

Visit the Showcase and download our Calais sample client that includes sample code for your reference.