diff --git a/client/scenes/main.tscn b/client/scenes/main.tscn
index e34b7cd..1aab92b 100644
--- a/client/scenes/main.tscn
+++ b/client/scenes/main.tscn
@@ -992,3 +992,22 @@ offset_right = -12.0
 offset_bottom = -8.0
 grow_horizontal = 2
 autowrap_mode = 3
+
+[node name="PlayerPositionLabel" type="Label" parent="UICanvas" unique_id=9000003]
+layout_mode = 0
+anchors_preset = 1
+anchor_left = 0.0
+anchor_top = 0.0
+anchor_right = 0.0
+anchor_bottom = 0.0
+offset_left = 8.0
+offset_top = 8.0
+offset_right = 220.0
+offset_bottom = 72.0
+grow_horizontal = 0
+grow_vertical = 0
+theme_override_colors/font_color = Color(0.92, 0.95, 0.98, 1)
+theme_override_colors/font_outline_color = Color(0.08, 0.08, 0.1, 1)
+theme_override_constants/outline_size = 6
+theme_override_font_sizes/font_size = 15
+text = "x: —\ny: —\nz: —"
diff --git a/client/scripts/main.gd b/client/scripts/main.gd
index da00c39..c1faebf 100644
--- a/client/scripts/main.gd
+++ b/client/scripts/main.gd
@@ -7,6 +7,7 @@ extends Node3D
 ## (see `isometric_follow_camera.gd`).
 ## Prototype: two random short bumps (sibling StaticBody3D under NavigationRegion3D; see
 ## `random_floor_bumps.gd`) before nav bake.
+## Prototype HUD: world `CharacterBody3D` position in `UICanvas/PlayerPositionLabel`.
 
 const MOVE_REJECT_MSG_SECONDS: float = 4.0
 
@@ -29,10 +30,12 @@ var _dev_obstacle_smoke: Node3D
 @onready var _authority: Node = $PositionAuthorityClient
 @onready var _radius_preview: Node3D = $World/InteractionMarkers
 @onready var _move_reject_label: Label = $UICanvas/MoveRejectLabel
+@onready var _player_pos_label: Label = $UICanvas/PlayerPositionLabel
 @onready var _floor: StaticBody3D = $World/NavigationRegion3D/Floor
 
 
 func _ready() -> void:
+	set_process(true)
 	set_process_unhandled_key_input(true)
 	await get_tree().process_frame
 	_dev_obstacle_smoke = get_node_or_null("World/NavigationRegion3D/Obstacle") as Node3D
@@ -54,6 +57,13 @@ func _ready() -> void:
 		_radius_preview.call("setup_player", _player)
 
 
+func _process(_delta: float) -> void:
+	if not is_instance_valid(_player) or not is_instance_valid(_player_pos_label):
+		return
+	var p: Vector3 = _player.global_position
+	_player_pos_label.text = "x: %.3f\ny: %.3f\nz: %.3f" % [p.x, p.y, p.z]
+
+
 func _on_target_chosen(world: Vector3) -> void:
 	_authority.call("submit_move_target", world)