diff --git a/.ha_mcp/logs/mcp_usage.jsonl b/.ha_mcp/logs/mcp_usage.jsonl
index 6f51719b..306b6f00 100644
--- a/.ha_mcp/logs/mcp_usage.jsonl
+++ b/.ha_mcp/logs/mcp_usage.jsonl
@@ -3741,3 +3741,6 @@
 {"timestamp": "2026-09-24T02:35:12.936224+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "utility_meter", "name": "SparkX i7 Filament Weight Daily", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"name": "SparkX i7 Filament Weight Daily", "source": "sensor.sparkx_i7_filament_weight_estimated", "cycle": "daily", "offset": 0, "net_consumption": false, "delta_values": false, "periodically_resetting": true, "always_available": false, "tariffs": []}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 329.01573181152344, "success": true, "error_message": null, "response_size_bytes": 51900, "user_context": null}
 {"timestamp": "2026-09-24T02:35:16.936154+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "utility_meter", "name": "SparkX i7 Filament Weight Weekly", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"name": "SparkX i7 Filament Weight Weekly", "source": "sensor.sparkx_i7_filament_weight_estimated", "cycle": "weekly", "offset": 0, "net_consumption": false, "delta_values": false, "periodically_resetting": true, "always_available": false, "tariffs": []}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 92.47088432312012, "success": true, "error_message": null, "response_size_bytes": 51903, "user_context": null}
 {"timestamp": "2026-09-24T02:35:20.549558+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "utility_meter", "name": "SparkX i7 Filament Weight Monthly", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"name": "SparkX i7 Filament Weight Monthly", "source": "sensor.sparkx_i7_filament_weight_estimated", "cycle": "monthly", "offset": 0, "net_consumption": false, "delta_values": false, "periodically_resetting": true, "always_available": false, "tariffs": []}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 234.71975326538086, "success": true, "error_message": null, "response_size_bytes": 51906, "user_context": null}
+{"timestamp": "2026-09-24T02:35:33.080009+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "template", "name": "SparkX i7 Filament Cost", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"next_step_id": "sensor", "state": "{{ (states('sensor.sparkx_i7_filament_weight_estimated') | float(0)) * (states('input_number.filament_price_per_kg') | float(20)) / 1000 }}", "unit_of_measurement": "$", "device_class": "monetary", "icon": "mdi:cash"}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 268.8291072845459, "success": true, "error_message": null, "response_size_bytes": 51956, "user_context": null}
+{"timestamp": "2026-09-24T02:35:35.545724+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "template", "name": "SparkX i7 Filament Cost Daily", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"next_step_id": "sensor", "state": "{{ (states('sensor.sparkx_i7_filament_weight_daily') | float(0)) * (states('input_number.filament_price_per_kg') | float(20)) / 1000 }}", "unit_of_measurement": "$", "device_class": "monetary", "icon": "mdi:cash"}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 100.4791259765625, "success": true, "error_message": null, "response_size_bytes": 51974, "user_context": null}
+{"timestamp": "2026-09-24T02:35:38.349175+00:00", "tool_name": "ha_config_set_helper", "parameters": {"helper_type": "template", "name": "SparkX i7 Filament Cost Weekly", "helper_id": null, "entry_id": null, "subentry_type": null, "subentry_id": null, "show_advanced_options": false, "icon": null, "area_id": null, "labels": null, "min_value": null, "max_value": null, "step": null, "unit_of_measurement": null, "options": null, "initial": null, "mode": null, "has_date": null, "has_time": null, "restore": null, "duration": null, "monday": null, "tuesday": null, "wednesday": null, "thursday": null, "friday": null, "saturday": null, "sunday": null, "latitude": null, "longitude": null, "radius": null, "passive": null, "user_id": null, "device_trackers": null, "picture": null, "tag_id": null, "description": null, "category": null, "config": {"next_step_id": "sensor", "state": "{{ (states('sensor.sparkx_i7_filament_weight_weekly') | float(0)) * (states('input_number.filament_price_per_kg') | float(20)) / 1000 }}", "unit_of_measurement": "$", "device_class": "monetary", "icon": "mdi:cash"}, "wait": true, "action": "create", "MandatoryBPS": true, "BestPracticeKey": null}, "execution_time_ms": 155.70878982543945, "success": true, "error_message": null, "response_size_bytes": 51977, "user_context": null}