diff --git a/artifacts/tx-os/src/pages/notes.tsx b/artifacts/tx-os/src/pages/notes.tsx
index 51972719..ff27c926 100644
--- a/artifacts/tx-os/src/pages/notes.tsx
+++ b/artifacts/tx-os/src/pages/notes.tsx
@@ -479,7 +479,11 @@ export default function NotesPage() {
                 </span>
               </button>
             )}
-            <Composer labels={labels} folderSelection={folderSelection} />
+            <Composer
+              labels={labels}
+              folderSelection={folderSelection}
+              onSend={(id) => setSendForNoteId(id)}
+            />
             {loadingNotes ? (
               <Loading />
             ) : filteredNotes.length === 0 ? (
@@ -2451,9 +2455,11 @@ function LabelMenu({
 function Composer({
   labels,
   folderSelection,
+  onSend,
 }: {
   labels: NoteLabel[];
   folderSelection: FolderSelection;
+  onSend: (id: number) => void;
 }) {
   const { t } = useTranslation();
   const [open, setOpen] = useState(false);
@@ -2508,7 +2514,12 @@ function Composer({
     setOpen(false);
   };
 
-  const save = () => {
+  // Build the create-note payload from current composer state and a
+  // boolean indicating whether the composer is empty (no title and no
+  // body / checklist items). Shared by save() and sendNew() so the
+  // "save before send" path uses the exact same data the bare Save
+  // button would have submitted.
+  const buildPayload = () => {
     const cleanItems =
       kind === "checklist"
         ? items
@@ -2518,12 +2529,9 @@ function Composer({
     const isEmpty =
       !title.trim() &&
       (kind === "checklist" ? cleanItems.length === 0 : !content.trim());
-    if (isEmpty) {
-      reset();
-      return;
-    }
-    create.mutate(
-      {
+    return {
+      isEmpty,
+      payload: {
         title: title.trim(),
         content: kind === "checklist" ? "" : content.trim(),
         color,
@@ -2532,10 +2540,42 @@ function Composer({
         items: kind === "checklist" ? cleanItems : null,
         folderId: targetFolderId,
       },
-      { onSuccess: reset },
-    );
+    };
   };
 
+  const save = () => {
+    const { isEmpty, payload } = buildPayload();
+    if (isEmpty) {
+      reset();
+      return;
+    }
+    create.mutate(payload, { onSuccess: reset });
+  };
+
+  // Task #444: Send button inside the composer. The plan agreed with
+  // the user is "save first, then open the send dialog for the new
+  // note". On success we reset the composer (mirroring save()) and
+  // hand the freshly created note's id up to the page so it can mount
+  // <SendNoteDialog>. On failure we leave the composer state intact
+  // so the user can retry — same as the existing save error behavior.
+  const sendNew = () => {
+    const { isEmpty, payload } = buildPayload();
+    if (isEmpty || create.isPending) return;
+    create.mutate(payload, {
+      onSuccess: (created) => {
+        reset();
+        onSend(created.id);
+      },
+    });
+  };
+
+  const sendDisabled =
+    create.isPending ||
+    (!title.trim() &&
+      (kind === "checklist"
+        ? items.every((it) => !it.text.trim())
+        : !content.trim()));
+
   return (
     <div
       ref={ref}
@@ -2583,10 +2623,26 @@ function Composer({
               selected={labelIds}
               onChange={setLabelIds}
             />
-            <div className="ms-auto">
+            <div className="ms-auto flex items-center gap-1">
               <Button size="sm" variant="ghost" onClick={save} data-testid="notes-composer-save">
                 {t("notes.save", "Save")}
               </Button>
+              {/* Task #444: Send action inside the composer. Saves first
+                  (auto-save on send was explicitly OK'd by the user),
+                  then opens <SendNoteDialog> for the new note. Disabled
+                  while empty or while the create request is in flight to
+                  prevent duplicate notes from rapid clicks. */}
+              <Button
+                size="sm"
+                variant="ghost"
+                onClick={sendNew}
+                disabled={sendDisabled}
+                aria-label={t("notes.send", "Send")}
+                data-testid="notes-composer-send"
+                className="px-2"
+              >
+                <Send size={16} />
+              </Button>
             </div>
           </div>
         </>