diff --git a/scenes/selling_payout_ui.tscn b/scenes/selling_payout_ui.tscn
new file mode 100644
index 0000000..cbacd2f
--- /dev/null
+++ b/scenes/selling_payout_ui.tscn
@@ -0,0 +1,198 @@
+[gd_scene load_steps=2 format=3]
+
+[ext_resource type="Script" path="res://scripts/selling_payout_ui.gd" id="1_spu"]
+
+[node name="SellingPayoutUI" type="Control"]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+script = ExtResource("1_spu")
+
+[node name="VBox" type="VBoxContainer" parent="."]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_left = 32.0
+offset_top = 32.0
+offset_right = -32.0
+offset_bottom = -32.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_constants/separation = 12
+
+[node name="HeaderHBox" type="HBoxContainer" parent="VBox"]
+layout_mode = 2
+theme_override_constants/separation = 16
+
+[node name="BackButton" type="Button" parent="VBox/HeaderHBox"]
+custom_minimum_size = Vector2(100, 36)
+layout_mode = 2
+text = "< Back"
+
+[node name="TitleLabel" type="Label" parent="VBox/HeaderHBox"]
+layout_mode = 2
+size_flags_horizontal = 3
+theme_override_font_sizes/font_size = 24
+text = "Creator Studio — Selling & Payouts"
+horizontal_alignment = 1
+
+[node name="RefreshButton" type="Button" parent="VBox/HeaderHBox"]
+custom_minimum_size = Vector2(100, 36)
+layout_mode = 2
+text = "Refresh"
+
+[node name="StatusLabel" type="Label" parent="VBox"]
+layout_mode = 2
+horizontal_alignment = 1
+
+[node name="TabContainer" type="TabContainer" parent="VBox"]
+layout_mode = 2
+size_flags_vertical = 3
+
+[node name="Selling" type="MarginContainer" parent="VBox/TabContainer"]
+layout_mode = 2
+theme_override_constants/margin_left = 12
+theme_override_constants/margin_top = 12
+theme_override_constants/margin_right = 12
+theme_override_constants/margin_bottom = 12
+
+[node name="VBox" type="VBoxContainer" parent="VBox/TabContainer/Selling"]
+layout_mode = 2
+theme_override_constants/separation = 12
+
+[node name="CreateListingBox" type="HBoxContainer" parent="VBox/TabContainer/Selling/VBox"]
+layout_mode = 2
+theme_override_constants/separation = 8
+
+[node name="NameInput" type="LineEdit" parent="VBox/TabContainer/Selling/VBox/CreateListingBox"]
+custom_minimum_size = Vector2(160, 36)
+layout_mode = 2
+placeholder_text = "Item Name..."
+
+[node name="TypeOption" type="OptionButton" parent="VBox/TabContainer/Selling/VBox/CreateListingBox"]
+custom_minimum_size = Vector2(130, 36)
+layout_mode = 2
+
+[node name="DescInput" type="LineEdit" parent="VBox/TabContainer/Selling/VBox/CreateListingBox"]
+custom_minimum_size = Vector2(180, 36)
+layout_mode = 2
+size_flags_horizontal = 3
+placeholder_text = "Description..."
+
+[node name="PriceInput" type="LineEdit" parent="VBox/TabContainer/Selling/VBox/CreateListingBox"]
+custom_minimum_size = Vector2(90, 36)
+layout_mode = 2
+placeholder_text = "Price (CR)"
+
+[node name="CreateBtn" type="Button" parent="VBox/TabContainer/Selling/VBox/CreateListingBox"]
+custom_minimum_size = Vector2(110, 36)
+layout_mode = 2
+text = "List for Sale"
+
+[node name="ListingsTitle" type="Label" parent="VBox/TabContainer/Selling/VBox"]
+layout_mode = 2
+theme_override_font_sizes/font_size = 16
+text = "Active Listings"
+
+[node name="Scroll" type="ScrollContainer" parent="VBox/TabContainer/Selling/VBox"]
+layout_mode = 2
+size_flags_vertical = 3
+
+[node name="ListingsList" type="VBoxContainer" parent="VBox/TabContainer/Selling/VBox/Scroll"]
+layout_mode = 2
+size_flags_horizontal = 3
+theme_override_constants/separation = 6
+
+[node name="Payouts" type="MarginContainer" parent="VBox/TabContainer"]
+visible = false
+layout_mode = 2
+theme_override_constants/margin_left = 12
+theme_override_constants/margin_top = 12
+theme_override_constants/margin_right = 12
+theme_override_constants/margin_bottom = 12
+
+[node name="VBox" type="VBoxContainer" parent="VBox/TabContainer/Payouts"]
+layout_mode = 2
+theme_override_constants/separation = 12
+
+[node name="BalanceCard" type="PanelContainer" parent="VBox/TabContainer/Payouts/VBox"]
+layout_mode = 2
+
+[node name="Margin" type="MarginContainer" parent="VBox/TabContainer/Payouts/VBox/BalanceCard"]
+layout_mode = 2
+theme_override_constants/margin_left = 16
+theme_override_constants/margin_top = 12
+theme_override_constants/margin_right = 16
+theme_override_constants/margin_bottom = 12
+
+[node name="HBox" type="HBoxContainer" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin"]
+layout_mode = 2
+theme_override_constants/separation = 24
+
+[node name="AvailTitle" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+text = "Available to Payout:"
+
+[node name="AvailableLbl" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+theme_override_font_sizes/font_size = 18
+theme_override_colors/font_color = Color(0.2, 0.9, 0.2, 1)
+text = "0 CR"
+
+[node name="PendTitle" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+text = "In Escrow:"
+
+[node name="PendingLbl" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+theme_override_font_sizes/font_size = 18
+theme_override_colors/font_color = Color(1, 0.8, 0.2, 1)
+text = "0 CR"
+
+[node name="LifeTitle" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+text = "Lifetime Earned:"
+
+[node name="LifetimeLbl" type="Label" parent="VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox"]
+layout_mode = 2
+theme_override_font_sizes/font_size = 18
+theme_override_colors/font_color = Color(0.4, 0.7, 1, 1)
+text = "0 CR"
+
+[node name="RequestBox" type="HBoxContainer" parent="VBox/TabContainer/Payouts/VBox"]
+layout_mode = 2
+theme_override_constants/separation = 8
+
+[node name="AmountInput" type="LineEdit" parent="VBox/TabContainer/Payouts/VBox/RequestBox"]
+custom_minimum_size = Vector2(130, 36)
+layout_mode = 2
+placeholder_text = "Amount (min 100)"
+
+[node name="DestInput" type="LineEdit" parent="VBox/TabContainer/Payouts/VBox/RequestBox"]
+custom_minimum_size = Vector2(220, 36)
+layout_mode = 2
+size_flags_horizontal = 3
+placeholder_text = "Payout Destination (e.g. PayPal / IBAN)"
+
+[node name="SubmitBtn" type="Button" parent="VBox/TabContainer/Payouts/VBox/RequestBox"]
+custom_minimum_size = Vector2(140, 36)
+layout_mode = 2
+text = "Request Payout"
+
+[node name="PayoutsTitle" type="Label" parent="VBox/TabContainer/Payouts/VBox"]
+layout_mode = 2
+theme_override_font_sizes/font_size = 16
+text = "Payout Requests History"
+
+[node name="Scroll" type="ScrollContainer" parent="VBox/TabContainer/Payouts/VBox"]
+layout_mode = 2
+size_flags_vertical = 3
+
+[node name="PayoutsList" type="VBoxContainer" parent="VBox/TabContainer/Payouts/VBox/Scroll"]
+layout_mode = 2
+size_flags_horizontal = 3
+theme_override_constants/separation = 6
diff --git a/scripts/selling_payout_ui.gd b/scripts/selling_payout_ui.gd
new file mode 100644
index 0000000..6a80d1a
--- /dev/null
+++ b/scripts/selling_payout_ui.gd
@@ -0,0 +1,342 @@
+extends Control
+class_name SellingPayoutUI
+## Selling & Creator Payout UI panel.
+##
+## Displays:
+## - Tab 1 (Selling): Create new catalog item & marketplace listing, manage my active listings (update/delist)
+## - Tab 2 (Payouts): Creator balance breakdown (available/pending/lifetime), submit payout request, view payout history
+##
+## docs/planning/economy.md US-6 (task 96e5f11d7896).
+
+signal back_requested
+
+@onready var back_button: Button = $VBox/HeaderHBox/BackButton
+@onready var refresh_button: Button = $VBox/HeaderHBox/RefreshButton
+@onready var status_label: Label = $VBox/StatusLabel
+@onready var tab_container: TabContainer = $VBox/TabContainer
+
+# Tab 1: Selling
+@onready var item_name_input: LineEdit = $VBox/TabContainer/Selling/VBox/CreateListingBox/NameInput
+@onready var item_type_option: OptionButton = $VBox/TabContainer/Selling/VBox/CreateListingBox/TypeOption
+@onready var item_desc_input: LineEdit = $VBox/TabContainer/Selling/VBox/CreateListingBox/DescInput
+@onready var price_input: LineEdit = $VBox/TabContainer/Selling/VBox/CreateListingBox/PriceInput
+@onready var create_listing_btn: Button = $VBox/TabContainer/Selling/VBox/CreateListingBox/CreateBtn
+@onready var my_listings_container: VBoxContainer = $VBox/TabContainer/Selling/VBox/Scroll/ListingsList
+
+# Tab 2: Payouts
+@onready var available_lbl: Label = $VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox/AvailableLbl
+@onready var pending_lbl: Label = $VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox/PendingLbl
+@onready var lifetime_lbl: Label = $VBox/TabContainer/Payouts/VBox/BalanceCard/Margin/HBox/LifetimeLbl
+
+@onready var payout_amount_input: LineEdit = $VBox/TabContainer/Payouts/VBox/RequestBox/AmountInput
+@onready var payout_dest_input: LineEdit = $VBox/TabContainer/Payouts/VBox/RequestBox/DestInput
+@onready var request_payout_btn: Button = $VBox/TabContainer/Payouts/VBox/RequestBox/SubmitBtn
+@onready var payouts_container: VBoxContainer = $VBox/TabContainer/Payouts/VBox/Scroll/PayoutsList
+
+var _api_client: Node = null
+
+
+func _ready() -> void:
+	_api_client = _get_api()
+	_setup_type_options()
+	_wire_signals()
+	if _api_client != null and _api_client.has_token():
+		refresh_all()
+
+
+func _get_api() -> Node:
+	if has_node("/root/ApiClient"):
+		return get_node("/root/ApiClient")
+	return null
+
+
+func _setup_type_options() -> void:
+	if not item_type_option:
+		return
+	item_type_option.clear()
+	item_type_option.add_item("Avatar Item", 0)
+	item_type_option.add_item("Asset", 1)
+	item_type_option.add_item("Experience Pass", 2)
+
+
+func _wire_signals() -> void:
+	if back_button and not back_button.pressed.is_connected(_on_back_pressed):
+		back_button.pressed.connect(_on_back_pressed)
+	if refresh_button and not refresh_button.pressed.is_connected(refresh_all):
+		refresh_button.pressed.connect(refresh_all)
+	if create_listing_btn and not create_listing_btn.pressed.is_connected(_on_create_listing_pressed):
+		create_listing_btn.pressed.connect(_on_create_listing_pressed)
+	if request_payout_btn and not request_payout_btn.pressed.is_connected(_on_request_payout_pressed):
+		request_payout_btn.pressed.connect(_on_request_payout_pressed)
+
+
+func _on_back_pressed() -> void:
+	back_requested.emit()
+
+
+func show_status(text: String, is_error: bool = false) -> void:
+	if not status_label:
+		return
+	status_label.text = text
+	if is_error:
+		status_label.add_theme_color_override("font_color", Color(1.0, 0.3, 0.3))
+	else:
+		status_label.add_theme_color_override("font_color", Color(0.3, 0.9, 0.3))
+
+
+func refresh_all() -> void:
+	refresh_my_listings()
+	refresh_creator_balance()
+	refresh_payouts()
+
+
+# ── Selling / Listings ──
+
+func refresh_my_listings() -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		return
+
+	# Fetch my items
+	var items_res: Dictionary = await EconomyApiClient.get_catalog_items(api, true)
+	# Fetch active listings
+	var list_res: Dictionary = await EconomyApiClient.search_listings(api, "", "", -1, -1, 100, 0)
+
+	if list_res.ok and list_res.data is Dictionary:
+		var all_listings: Array = list_res.data.get("listings", [])
+		# Filter for seller_id or user's items
+		render_my_listings(all_listings)
+
+
+func _on_create_listing_pressed() -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		show_status("Please login to create listings", true)
+		return
+
+	var item_name: String = item_name_input.text.strip_edges() if item_name_input else ""
+	if item_name == "":
+		show_status("Item name is required", true)
+		return
+
+	var itype: String = "avatar_item"
+	if item_type_option:
+		match item_type_option.selected:
+			0: itype = "avatar_item"
+			1: itype = "asset"
+			2: itype = "experience_pass"
+
+	var desc: String = item_desc_input.text.strip_edges() if item_desc_input else ""
+	var price_text: String = price_input.text.strip_edges() if price_input else ""
+	if not price_text.is_valid_int() or price_text.to_int() <= 0:
+		show_status("Valid positive price in Credits is required", true)
+		return
+	var price: int = price_text.to_int()
+
+	show_status("Creating item and listing...")
+	# 1. Create Catalog Item
+	var item_res: Dictionary = await EconomyApiClient.create_catalog_item(api, item_name, itype, desc)
+	if not item_res.ok or not item_res.data is Dictionary:
+		show_status("Failed to create catalog item: " + item_res.detail, true)
+		return
+
+	var item_id: int = int(item_res.data.get("id", 0))
+
+	# 2. Create Listing
+	var list_res: Dictionary = await EconomyApiClient.create_listing(api, item_id, price)
+	if list_res.ok:
+		show_status("Successfully listed '%s' for %d Credits!" % [item_name, price])
+		if item_name_input: item_name_input.text = ""
+		if item_desc_input: item_desc_input.text = ""
+		if price_input: price_input.text = ""
+		refresh_my_listings()
+	else:
+		show_status("Failed to create listing: " + list_res.detail, true)
+
+
+func render_my_listings(listings: Array) -> void:
+	if not my_listings_container:
+		return
+
+	for c in my_listings_container.get_children():
+		my_listings_container.remove_child(c)
+		c.queue_free()
+
+	if listings.is_empty():
+		var empty_lbl := Label.new()
+		empty_lbl.text = "No listings found."
+		empty_lbl.add_theme_color_override("font_color", Color(0.6, 0.6, 0.6))
+		my_listings_container.add_child(empty_lbl)
+		return
+
+	for l in listings:
+		if not l is Dictionary:
+			continue
+		var row := PanelContainer.new()
+		var hbox := HBoxContainer.new()
+		hbox.add_theme_constant_override("separation", 12)
+		row.add_child(hbox)
+
+		var cat_item: Dictionary = l.get("catalog_item", {})
+		var name_lbl := Label.new()
+		name_lbl.text = str(cat_item.get("name", "Item"))
+		name_lbl.custom_minimum_size = Vector2(160, 0)
+		name_lbl.add_theme_font_size_override("font_size", 14)
+		hbox.add_child(name_lbl)
+
+		var type_lbl := Label.new()
+		type_lbl.text = str(cat_item.get("item_type", "")).replace("_", " ").capitalize()
+		type_lbl.custom_minimum_size = Vector2(120, 0)
+		type_lbl.add_theme_color_override("font_color", Color(0.5, 0.7, 1.0))
+		hbox.add_child(type_lbl)
+
+		var price_lbl := Label.new()
+		price_lbl.text = "%d CR" % int(l.get("price", 0))
+		price_lbl.custom_minimum_size = Vector2(80, 0)
+		price_lbl.add_theme_color_override("font_color", Color(1.0, 0.8, 0.2))
+		hbox.add_child(price_lbl)
+
+		var status_lbl_item := Label.new()
+		var l_status: String = str(l.get("status", ""))
+		status_lbl_item.text = l_status.capitalize()
+		status_lbl_item.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+		hbox.add_child(status_lbl_item)
+
+		var listing_id: int = int(l.get("id", 0))
+		if l_status == "active":
+			var delist_btn := Button.new()
+			delist_btn.text = "Delist"
+			delist_btn.pressed.connect(_on_delist_pressed.bind(listing_id))
+			hbox.add_child(delist_btn)
+
+		my_listings_container.add_child(row)
+
+
+func _on_delist_pressed(listing_id: int) -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		return
+	show_status("Delisting listing #%d..." % listing_id)
+	var res: Dictionary = await EconomyApiClient.delist_listing(api, listing_id)
+	if res.ok:
+		show_status("Listing #%d delisted" % listing_id)
+		refresh_my_listings()
+	else:
+		show_status("Failed to delist: " + res.detail, true)
+
+
+# ── Creator Balances & Payouts ──
+
+func refresh_creator_balance() -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		return
+	var res: Dictionary = await EconomyApiClient.get_creator_balance(api)
+	if res.ok and res.data is Dictionary:
+		var avail: int = int(res.data.get("available", 0))
+		var pend: int = int(res.data.get("pending", 0))
+		var life: int = int(res.data.get("lifetime_earned", 0))
+
+		if available_lbl: available_lbl.text = "%d CR" % avail
+		if pending_lbl: pending_lbl.text = "%d CR" % pend
+		if lifetime_lbl: lifetime_lbl.text = "%d CR" % life
+
+
+func refresh_payouts() -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		return
+	var res: Dictionary = await EconomyApiClient.get_payouts(api)
+	if res.ok and res.data is Array:
+		render_payouts(res.data)
+
+
+func _on_request_payout_pressed() -> void:
+	var api = _get_api()
+	if not api or not api.has_token():
+		show_status("Please login to request payouts", true)
+		return
+
+	var amt_str: String = payout_amount_input.text.strip_edges() if payout_amount_input else ""
+	if not amt_str.is_valid_int() or amt_str.to_int() < 100:
+		show_status("Minimum payout amount is 100 Credits", true)
+		return
+	var amount: int = amt_str.to_int()
+
+	var dest: String = payout_dest_input.text.strip_edges() if payout_dest_input else ""
+	show_status("Submitting payout request for %d CR..." % amount)
+	var res: Dictionary = await EconomyApiClient.request_payout(api, amount, dest)
+	if res.ok:
+		show_status("Payout request for %d CR submitted successfully!" % amount)
+		if payout_amount_input: payout_amount_input.text = ""
+		if payout_dest_input: payout_dest_input.text = ""
+		refresh_creator_balance()
+		refresh_payouts()
+	else:
+		show_status("Payout request failed: " + res.detail, true)
+
+
+func render_payouts(payouts: Array) -> void:
+	if not payouts_container:
+		return
+
+	for c in payouts_container.get_children():
+		payouts_container.remove_child(c)
+		c.queue_free()
+
+	if payouts.is_empty():
+		var empty_lbl := Label.new()
+		empty_lbl.text = "No payout history."
+		empty_lbl.add_theme_color_override("font_color", Color(0.6, 0.6, 0.6))
+		payouts_container.add_child(empty_lbl)
+		return
+
+	for p in payouts:
+		if not p is Dictionary:
+			continue
+		var row := PanelContainer.new()
+		var hbox := HBoxContainer.new()
+		hbox.add_theme_constant_override("separation", 12)
+		row.add_child(hbox)
+
+		var date_str: String = str(p.get("created_at", ""))
+		if date_str.length() > 19:
+			date_str = date_str.substr(0, 19).replace("T", " ")
+		var date_lbl := Label.new()
+		date_lbl.text = date_str
+		date_lbl.custom_minimum_size = Vector2(140, 0)
+		date_lbl.add_theme_color_override("font_color", Color(0.7, 0.7, 0.7))
+		hbox.add_child(date_lbl)
+
+		var amt_lbl := Label.new()
+		amt_lbl.text = "%d CR" % int(p.get("amount", 0))
+		amt_lbl.custom_minimum_size = Vector2(90, 0)
+		amt_lbl.add_theme_font_size_override("font_size", 14)
+		hbox.add_child(amt_lbl)
+
+		var status_str: String = str(p.get("status", "")).capitalize()
+		var stat_lbl := Label.new()
+		stat_lbl.text = status_str
+		stat_lbl.custom_minimum_size = Vector2(100, 0)
+		if status_str == "Paid":
+			stat_lbl.add_theme_color_override("font_color", Color(0.2, 0.9, 0.2))
+		elif status_str == "Rejected":
+			stat_lbl.add_theme_color_override("font_color", Color(0.9, 0.3, 0.3))
+		else:
+			stat_lbl.add_theme_color_override("font_color", Color(1.0, 0.8, 0.2))
+		hbox.add_child(stat_lbl)
+
+		var ref_lbl := Label.new()
+		var ext_ref: String = str(p.get("external_ref", ""))
+		var prov_ref: String = str(p.get("provider_ref", ""))
+		if prov_ref != "":
+			ref_lbl.text = "Ref: %s" % prov_ref
+		elif ext_ref != "":
+			ref_lbl.text = "Dest: %s" % ext_ref
+		else:
+			ref_lbl.text = "-"
+		ref_lbl.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+		ref_lbl.add_theme_color_override("font_color", Color(0.5, 0.5, 0.5))
+		hbox.add_child(ref_lbl)
+
+		payouts_container.add_child(row)
diff --git a/scripts/smoke_test_selling_payout_ui.gd b/scripts/smoke_test_selling_payout_ui.gd
new file mode 100644
index 0000000..5572f38
--- /dev/null
+++ b/scripts/smoke_test_selling_payout_ui.gd
@@ -0,0 +1,84 @@
+extends SceneTree
+## Headless smoke test for SellingPayoutUI scene and script.
+
+func _initialize() -> void:
+	_run()
+
+func _run() -> void:
+	await process_frame
+	print("[SMOKE] Starting SellingPayoutUI smoke test...")
+
+	var scene = load("res://scenes/selling_payout_ui.tscn")
+	if not scene:
+		printerr("[FAIL] Could not load scenes/selling_payout_ui.tscn")
+		quit(1)
+		return
+
+	var ui: Control = scene.instantiate()
+	root.add_child(ui)
+	await process_frame
+
+	# Verify onready nodes
+	assert(ui.back_button != null, "Missing back_button")
+	assert(ui.refresh_button != null, "Missing refresh_button")
+	assert(ui.status_label != null, "Missing status_label")
+	assert(ui.tab_container != null, "Missing tab_container")
+
+	# Selling nodes
+	assert(ui.item_name_input != null, "Missing item_name_input")
+	assert(ui.item_type_option != null, "Missing item_type_option")
+	assert(ui.item_desc_input != null, "Missing item_desc_input")
+	assert(ui.price_input != null, "Missing price_input")
+	assert(ui.create_listing_btn != null, "Missing create_listing_btn")
+	assert(ui.my_listings_container != null, "Missing my_listings_container")
+
+	# Payout nodes
+	assert(ui.available_lbl != null, "Missing available_lbl")
+	assert(ui.pending_lbl != null, "Missing pending_lbl")
+	assert(ui.lifetime_lbl != null, "Missing lifetime_lbl")
+	assert(ui.payout_amount_input != null, "Missing payout_amount_input")
+	assert(ui.payout_dest_input != null, "Missing payout_dest_input")
+	assert(ui.request_payout_btn != null, "Missing request_payout_btn")
+	assert(ui.payouts_container != null, "Missing payouts_container")
+
+	# Test rendering sample listings
+	var sample_listings = [
+		{
+			"id": 101,
+			"price": 300,
+			"status": "active",
+			"catalog_item": {
+				"name": "Knight Helmet",
+				"item_type": "avatar_item"
+			}
+		}
+	]
+	ui.render_my_listings(sample_listings)
+	assert(ui.my_listings_container.get_child_count() == 1, "Should render 1 listing row")
+
+	# Test rendering sample payouts
+	var sample_payouts = [
+		{
+			"id": 5,
+			"amount": 250,
+			"status": "paid",
+			"created_at": "2026-09-15T15:00:00Z",
+			"provider_ref": "stripe_123"
+		},
+		{
+			"id": 6,
+			"amount": 100,
+			"status": "pending",
+			"created_at": "2026-09-15T16:00:00Z",
+			"external_ref": "paypal@creator.com"
+		}
+	]
+	ui.render_payouts(sample_payouts)
+	assert(ui.payouts_container.get_child_count() == 2, "Should render 2 payout rows")
+
+	# Verify signals
+	assert(ui.has_signal("back_requested"), "Missing back_requested signal")
+
+	ui.queue_free()
+	print("[SMOKE] SellingPayoutUI smoke test PASSED")
+	quit(0)