Create a project plan task
POST/api/project-plan-tasks
Required permissions:
- project_plan.edit: allows the creation of project plan tasks.
Custom fields
Set single-option custom fields using dynamic fields named like custom_field_55 where 55 is the ID of
the custom field; the value is the ID of the option to select, or null to leave it unset. Only single-option
custom fields are supported.
Request
Header Parameters
The company you want to interact with
The API version you want to use
- application/json
Body
The ID of the project plan area this task belongs to
Possible values: <= 255 characters
The name of the project plan task
Free-form notes attached to the task
The start date of the task, formatted as YYYY-MM-DD
The end date of the task, formatted as YYYY-MM-DD
The ID of the task this task depends on, if any
Possible values: [start-to-start, finish-to-start, start-to-finish, finish-to-finish]
The dependency type between this task and the one it depends on
Possible values: [not-started, in-progress, blocked, done, closed]
The status of the task
Responses
- 201
- 400
- 401
- 403
- 412
Returns the project plan task created.
- application/json
- Schema
- Example (from schema)
Schema
Possible values: >= 1
The unique identifier of the resource
The date and time when the resource was created
The date and time when the resource was last updated
Possible values: <= 255 characters
The name of the project plan task
The sort order of the task within its area
Possible values: >= 1
The ID of the project plan area this task belongs to
Possible values: >= 1
The ID of the budget task linked to this project plan task, if any
The start date of the task, formatted as YYYY-MM-DD
The end date of the task, formatted as YYYY-MM-DD
Free-form notes attached to the task
Possible values: [not-started, in-progress, blocked, done, closed]
The status of the task
Possible values: >= 1
The ID of the task this task depends on, if any
Possible values: [start-to-start, finish-to-start, start-to-finish, finish-to-finish]
The dependency type between this task and the one it depends on
{
"id": 1,
"created_at": "2026-06-12T11:36:12.583Z",
"updated_at": "2026-06-12T11:36:12.583Z",
"name": "Wireframes",
"sort": 1,
"project_plan_area_id": 1,
"budget_task_id": 1,
"start_date": "2026-01-15",
"end_date": "2026-02-15",
"notes": "Reviewed with the client.",
"status_key": "in-progress",
"depends_on_id": 1,
"dependency_type": "finish-to-start"
}
Validation failed
- application/json
- Schema
- Example (from schema)
Schema
- ResponseHeaderBag
Array [
]
headers
object
oneOf
Default value: 64
Error unique key
Human-readable message describing the error
failures
object[]
List of validation errors
Name of the field causing the error
Human-readable description of the error
{
"headers": {},
"content": "string",
"version": "string",
"status_code": 0,
"status_text": "string",
"charset": "string",
"callback": "string",
"encoding_options": 64,
"key": "invalid_data",
"message": "You provided invalid data. Check 'failures' for details.",
"failures": [
{
"field": "string",
"message": "string"
}
]
}
Unauthorized
- application/json
- Schema
- Example (from schema)
Schema
- ResponseHeaderBag
headers
object
oneOf
Default value: 64
Error unique key
Human-readable message describing the error
{
"headers": {},
"content": "string",
"version": "string",
"status_code": 0,
"status_text": "string",
"charset": "string",
"callback": "string",
"encoding_options": 64,
"key": "string",
"message": "string"
}
Forbidden
- application/json
- Schema
- Example (from schema)
Schema
- ResponseHeaderBag
headers
object
oneOf
Default value: 64
Error unique key
Human-readable message describing the error
{
"headers": {},
"content": "string",
"version": "string",
"status_code": 0,
"status_text": "string",
"charset": "string",
"callback": "string",
"encoding_options": 64,
"key": "string",
"message": "string"
}
Precondition failed
- application/json
- Schema
- Example (from schema)
Schema
- ResponseHeaderBag
headers
object
oneOf
Default value: 64
Error unique key
Human-readable message describing the error
{
"headers": {},
"content": "string",
"version": "string",
"status_code": 0,
"status_text": "string",
"charset": "string",
"callback": "string",
"encoding_options": 64,
"key": "precondition_failure",
"message": "string"
}