The first implementation using this API is the Zend Developer Cloud sniffer that "integrates into the PHP runtime and watches for various events such as errors, failing functions, slow scripts and database errors. This allows you to debug your application during development, helping you create a better application.". And the first implementation of this API is available under EPL at the Zend SDK source code In more details the following API is available:
authenticate(u, p, _success, _error)Authenticate to the Zend Developer Cloud service given the username and password. Once authentication is validated, a session id is retrieved and assigned as cookie
list(_success, _error)Lists all containers for the signed in user
requestSummary(containerName, requestUid, _success, _error)Retrieve information about a particular request's events and code tracing. The requestUid identifier is provided in a cookie that is set in the response to the particular request.
downloadAmf(containerName, amf, _success, _error)Download the amf file specified by codetracing identifier
startDebug(containerName, issueId, eventGroupId, _success, _error)Start a debug session for specific issue