diff --git a/examples/server/public_simplechat/simplechat.js b/examples/server/public_simplechat/simplechat.js
index e87f80524..8cc41e558 100644
--- a/examples/server/public_simplechat/simplechat.js
+++ b/examples/server/public_simplechat/simplechat.js
@@ -134,6 +134,7 @@ class SimpleChat {
             if (bClear) {
                 div.innerHTML = gUsageMsg;
                 gMe.show_info(div);
+                gMe.show_settings(div);
             }
         }
     }
@@ -563,6 +564,24 @@ class Me {
 
     }
 
+    /**
+     * Show settings ui for configurable parameters, in the passed Div element.
+     * @param {HTMLDivElement} elDiv
+     */
+    show_settings(elDiv) {
+
+        let bb = ui.el_create_boolbutton("SetCompletionFreshChatAlways", {true: "[+] CompletionFreshChatAlways", false: "[-] CompletionFreshChatAlways"}, this.bCompletionFreshChatAlways, (val)=>{
+            this.bCompletionFreshChatAlways = val;
+        });
+        elDiv.appendChild(bb);
+
+        bb = ui.el_create_boolbutton("SetCompletionInsertStandardRolePrefix", {true: "[+] CompletionInsertStandardRolePrefix", false: "[-] CompletionInsertStandardRolePrefix"}, this.bCompletionInsertStandardRolePrefix, (val)=>{
+            this.bCompletionInsertStandardRolePrefix = val;
+        });
+        elDiv.appendChild(bb);
+
+    }
+
 }
 
 
diff --git a/examples/server/public_simplechat/ui.mjs b/examples/server/public_simplechat/ui.mjs
index a8187a158..73feedc93 100644
--- a/examples/server/public_simplechat/ui.mjs
+++ b/examples/server/public_simplechat/ui.mjs
@@ -60,3 +60,26 @@ export function el_create_append_p(text, elParent=undefined, id=undefined) {
     }
     return para;
 }
+
+/**
+ * Create a para and set it up. Optionaly append it to a passed parent.
+ * @param {string} id
+ * @param {{true: string, false: string}} texts
+ * @param {boolean} defaultValue
+ * @param {function(boolean):void} cb
+ */
+export function el_create_boolbutton(id, texts, defaultValue, cb) {
+    let el = document.createElement("button");
+    el["xbool"] = defaultValue;
+    el["xtexts"] = structuredClone(texts);
+    el.innerText = el["xtexts"][String(defaultValue)];
+    if (id) {
+        el.id = id;
+    }
+    el.addEventListener('click', (ev)=>{
+        el["xbool"] = !el["xbool"];
+        el.innerText = el["xtexts"][String(el["xbool"])];
+        cb(el["xbool"]);
+    })
+    return el;
+}