diff --git a/app/src/main/java/com/dshwatch/app/MainActivity.java b/app/src/main/java/com/dshwatch/app/MainActivity.java
index 305a399..c8aced0 100644
--- a/app/src/main/java/com/dshwatch/app/MainActivity.java
+++ b/app/src/main/java/com/dshwatch/app/MainActivity.java
@@ -75,12 +75,24 @@ public class MainActivity extends AppCompatActivity {
                 try {
                     JSONObject msg = new JSONObject(json);
                     String type = msg.optString("type", "");
-                    if ("command".equals(type) && "prompt".equals(msg.optString("kind", ""))) {
-                        JSONObject payload = msg.optJSONObject("payload");
-                        String content = payload != null ? payload.optString("content", "") : "";
-                        JSONObject params = new JSONObject();
+                    JSONObject payload = msg.optJSONObject("payload");
+                    JSONObject params = new JSONObject();
+
+                    if ("text".equals(type)) {
+                        String content = payload != null ? payload.optString("text", "") : "";
                         params.put("content", content);
-                        serverClient.sendRequest("harness.prompt", params);
+                        serverClient.sendRequest("session.prompt", params);
+                    } else if ("command".equals(type)) {
+                        String kind = msg.optString("kind", payload != null ? payload.optString("kind", "") : "");
+                        String content = payload != null ? payload.optString("content", "") : "";
+                        if ("cancel".equals(kind)) {
+                            serverClient.sendRequest("session.cancel", params);
+                        } else {
+                            params.put("content", content);
+                            serverClient.sendRequest("session.prompt", params);
+                        }
+                    } else if ("cancel".equals(type)) {
+                        serverClient.sendRequest("session.cancel", params);
                     }
                 } catch (Exception e) {
                     // ignore malformed