> ## Documentation Index > Fetch the complete documentation index at: https://docs.mx.com/llms.txt > Use this file to discover all available pages before exploring further. # Spending Plan Overview > Use these endpoints to create a custom Spending Plan UI to help end users track their spending throughout the month. Use the Spending Plan endpoints to create your own version of our [Spending Plan Widget](/products/experience/pfm/legacy-widget-overviews/spending-plan), which helps end users track their spending throughout the month. To understand key terms and how to best use these endpoints, see [Build Your Own Spending Plan UI](/products/experience/pfm/integration-guides/build-your-own-spending-plan-ui). ## Spending Plan Fields These fields relate to the `spending_plan` object. | Field | Data Type | Definition | | :------------------------- | :-------- | :------------------------------------------------------------------------------------------ | | `created_at` | Long | The date and time at which the `spending_plan` was created. | | `current_iteration_number` | Long | The current active associated `spending_plan_iteration` number for a given `spending_plan`. | | `guid` | String | The unique identifier for the `spending_plan`. Defined by MX. | | `updated_at` | Long | The date and time at which the `spending_plan` was most recently updated. | | `user_guid` | String | The unique identifier for the `user` to which the `spending_plan` belongs. Defined by MX. | | `user_id` | String | The unique partner-defined identifier for the `user` associated with the `spending_plan`. | ## Spending Plan Account Fields These fields relate to the `spending_plan_account` object. | Field | Data Type | Definition | | :------------------- | :-------- | :-------------------------------------------------------------------------------------------------------- | | `account_guid` | String | The unique identifier for the `account` associated with the `spending_plan_account`. Defined by MX. | | `created_at` | Long | The date and time at which the `spending_plan_account` was created. | | `guid` | String | The unique identifier for the `spending_plan_account`. Defined by MX. | | `spending_plan_guid` | String | The unique identifier for the `spending_plan` associated with the `spending_plan_account`. Defined by MX. | | `updated_at` | Long | The date and time at which the `spending_plan_account` was most recently updated. | | `user_guid` | String | The unique identifier for the `user` to which the `spending_plan_account` belongs. Defined by MX. | ## Spending Plan Iteration Fields These fields relate to the `iteration` object. | Field | Data Type | Definition | | :------------------- | :-------- | :-------------------------------------------------------------------------------------------------------- | | `created_at` | Long | The date and time at which the `spending_plan_iteration` was created. | | `end_on` | Long | The date on which the spending plan `iteration` ends. | | `guid` | String | The unique identifier for the `spending_plan_account`. Defined by MX. | | `iteration_number` | Long | The current iteration number for the spending plan `iteration`. | | `spending_plan_guid` | String | The unique identifier for the `spending_plan` associated with the `spending_plan_account`. Defined by MX. | | `start_on` | Long | The date on which the spending plan `iteration` starts. | | `updated_at` | Long | The date and time at which the `spending_plan_account` was most recently updated. | | `user_guid` | String | The unique identifier for the `user` to which the `spending_plan_account` belongs. Defined by MX. | | `user_id` | String | The unique partner-defined identifier for the `user` associated with the spending plan `iteration`. | ## Spending Plan Iteration Item Fields These fields relate to the `iteration_item` object. | Field | Data Type | Definition | | :----------------------------- | :------------- | :----------------------------------------------------------------------------------------------------------------------------------------------------- | | `actual_amount` | Double | The sum of the transactions associated with the spending plan `iteration_item`. | | `category_guid` | String | The unique identifier for the `category_guid` associated with the spending plan `iteration_item`. Defined by MX. | | `created_at` | Long | The date and time at which the spending plan `iteration_item` was created. | | `guid` | String | The unique identifier for the spending plan `iteration_item`. Defined by MX. | | `item_type` | String | The type of transaction grouping for the spending plan `iteration_item`. 0 = RECURRING\_EXPENSE, 1 = PLANNED\_EXPENSE, 2 = OTHER\_EXPENSE, 3 = INCOME. | | `planned_amount` | Double | The total amount planned for a spending plan `iteration_item`. | | `scheduled_payment_guid` | String | The unique identifier for the `scheduled_payment_guid` associated with the spending plan `iteration_item`. Defined by MX. | | `spending_plan_iteration_guid` | String | The unique identifier for the spending plan `iteration_item`. Defined by MX. | | `top_level_category_guid` | String | The unique identifier for the `top_level_category_guid` associated with the spending plan `iteration_item`. Defined by MX. | | `transaction_guids` | Array\[String] | An array of transaction GUIDs that are relevant to the spending plan `iteration_item`. Defined by MX. | | `updated_at` | Long | The date and time at which the spending plan `iteration_item` was most recently updated. | | `user_guid` | String | The unique identifier for the `user` to which the spending plan `iteration_item` belongs. Defined by MX. | | `user_id` | String | The unique partner-defined identifier for the `user` associated with the spending plan `iteration_item`. |