diff --git a/studio/frontend/src/components/assistant-ui/thread.tsx b/studio/frontend/src/components/assistant-ui/thread.tsx
index 34f5ff42fe..4c1665e924 100644
--- a/studio/frontend/src/components/assistant-ui/thread.tsx
+++ b/studio/frontend/src/components/assistant-ui/thread.tsx
@@ -342,9 +342,10 @@ const ThreadComposerDock: FC<{
         overlay ? "z-40" : "z-20",
       )}
     >
+      {/* Fade the top edge so scrolled text dissolves instead of clipping. */}
       <div
         aria-hidden={true}
-        className="absolute inset-x-0 bottom-0 top-[10px] bg-background"
+        className="absolute inset-x-0 bottom-0 top-[10px] bg-gradient-to-t from-background from-[calc(100%_-_28px)] to-transparent"
       />
       <div className="relative px-5 pb-2">
         <div className="pointer-events-auto mx-auto w-full max-w-(--thread-max-width)">
diff --git a/studio/frontend/src/index.css b/studio/frontend/src/index.css
index 5e24c202e4..5423e5a699 100644
--- a/studio/frontend/src/index.css
+++ b/studio/frontend/src/index.css
@@ -1082,7 +1082,8 @@
   }
 
   .unsloth-composer-plus svg {
-    transition: transform var(--duration-normal) ease-in-out;
+    /* 250ms reads better than --duration-normal for the plus/x morph. */
+    transition: transform 250ms ease-in-out;
     transform-origin: center;
   }