# List project plan items

**GET /projects/{projectId}/planItems**


Manage a project's plan items, i.e. resource roles, cost or revenue items, milestones and phases.

## Servers
- https://open.api.missionx.ai/v1: https://open.api.missionx.ai/v1 ()


## Authentication methods
- O auth2


## Parameters

### Path parameters
- **projectId** (string)
  The project's unique document ID.

### Query parameters
- **withArchived** (string)
  If set to true, then archived plan items will be returned with the results. Defaults to false.


## Responses
### 200
Successful response

#### Body: application/json (object)
- **value** (array[object])


### 400
Bad Request

#### Body: application/json (object)
- **message** (string)
  An error message.
- **code** (string)
  An error code to handle specific error responses.
- **data** (object)
  Optionally, additional data to help handle the error.

### 500
Internal Server Error

#### Body: application/json (object)
- **message** (string)
  An error message.
- **code** (string)
  An error code to handle specific error responses.
- **data** (object)
  Optionally, additional data to help handle the error.


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