{"capabilities":{"extensions":[{"description":"AG-UI protocol","required":false,"uri":"https://ylang.education/extensions/ag-ui/v1"}],"streaming":true},"defaultInputModes":["text/plain"],"defaultOutputModes":["text/plain"],"description":"Evaluates student answers and generates pedagogical feedback.","name":"Feedback Agent","preferredTransport":"JSONRPC","protocolVersion":"0.3.0","skills":[{"description":"Evaluate a single step (≤5 word concise FR text + TTS S3 key).","examples":["{\"action\":\"evaluate_step\",\"activityId\":\"…\",\"stepIndex\":0,\"answers\":[{\"id\":\"q1\",\"values\":[{\"type\":\"text\",\"value\":\"a\"}]}],\"targetLanguage\":\"en\"}"],"id":"evaluate_step","name":"Evaluate step","tags":["feedback","step"]},{"description":"Evaluate a flat activity (pedagogical FR feedback + TTS).","examples":["{\"action\":\"evaluate_activity\",\"activityId\":\"…\",\"answers\":[…]}"],"id":"evaluate_activity","name":"Evaluate activity","tags":["feedback","activity"]},{"description":"Global pedagogical recap after a steps sequence (text + TTS).","examples":["{\"action\":\"global_feedback\",\"activityId\":\"…\",\"stepResults\":[…]}"],"id":"global_feedback","name":"Global feedback","tags":["feedback","global"]}],"url":"http://feedback.common.svc.cluster.local:80","version":"1.0.0"}