> ## Documentation Index
> Fetch the complete documentation index at: https://docs.m3ter.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Lineitems

## List Line Items

**Function name:** `m3ter_ListLineItems`
**Category:** READ
**HTTP method:** GET (paginated)
**Destination:** m3ter

List the billing line items for the given Organization, which can be filtered by the type of line item, Bill ID, or Commitment *(prepayment)* ID.

### Parameters

| Name                       | Label            | Type                    | Required | Description                                | Constraints                                                           |
| -------------------------- | ---------------- | ----------------------- | :------: | ------------------------------------------ | --------------------------------------------------------------------- |
| `integrationCredentialsId` | Credentials      | M3terEntityParameter    |    Yes   | The m3ter credentials to use.              | m3terEntity: IntegrationCredentials, authType: M3TER\_SIGNED\_REQUEST |
| `statePath`                | State Path       | StateVariableParameter  |    No    | State variable to store the response.      | -                                                                     |
| `queryParams`              | Query Parameters | KeyValueLookupParameter |    No    | Query parameters to include in the request | allowedValues: commitmentId,lineItemType,billId,additional            |

### Exits

| Exit    | Description                                                                      |
| ------- | -------------------------------------------------------------------------------- |
| `NEXT`  | The API call succeeded.                                                          |
| `ERROR` | The API call failed. Error details are stored in the `m3shError` state variable. |