diff --git a/project_loader.py b/project_loader.py
index 63817c0..6830b41 100644
--- a/project_loader.py
+++ b/project_loader.py
@@ -299,13 +299,15 @@ class ProjectKey:
         val = data.get(key_name, "")
 
         if key_type == "INT":
-            return (to_int(val),)
+            result = to_int(val)
+            return {"ui": {"value": [str(result)]}, "result": (result,)}
         elif key_type == "FLOAT":
-            return (to_float(val),)
+            result = to_float(val)
+            return {"ui": {"value": [f"{result:.4g}"]}, "result": (result,)}
         elif isinstance(val, bool):
-            return (str(val).lower(),)
+            return {"ui": {"value": [str(val).lower()]}, "result": (str(val).lower(),)}
         elif isinstance(val, (int, float)):
-            return (val,)
+            return {"ui": {"value": [str(val)]}, "result": (val,)}
         else:
             return (str(val),)
 
diff --git a/web/project_key.js b/web/project_key.js
index 04eeed2..5e54ec2 100644
--- a/web/project_key.js
+++ b/web/project_key.js
@@ -201,6 +201,17 @@ app.registerExtension({
             app.graph?.setDirtyCanvas(true, true);
         };
 
+        // --- Show live value on output slot after execution (INT/FLOAT/BOOL only) ---
+        nodeType.prototype.onExecuted = function (output) {
+            if (!output?.value?.[0] === undefined || !this.outputs.length) return;
+            const val = output.value?.[0];
+            if (val === undefined) return;
+            const keyWidget = this.widgets?.find(w => w.name === "key_name");
+            const name = keyWidget?.value || this.outputs[0].name;
+            this.outputs[0].label = `${val}  ${name}`;
+            app.graph?.setDirtyCanvas(true, true);
+        };
+
         // --- Highlight all ProjectKey nodes sharing the same key_name on select ---
         nodeType.prototype.onSelected = function () {
             const keyWidget = this.widgets?.find(w => w.name === "key_name");