Create a timesheet
Crew module
POST/timesheetstimesheets.create
A timesheet for one person and pay period. An approval is voided when its hours change. Creates a timesheet. Requires `Idempotency-Key`; a replay returns the original response. The organization is derived from the credential or the parent row, never from the body.
- Requires the capability crew.timesheet.submit.
- OAuth scopes: crew.
- Send an Idempotency-Key header. A replay with the same key returns the original response.
- Error statuses: 400, 401, 409, 422, 429. Errors are RFC 9457 problem details.
Request body: TimesheetCreate
| Field | Type | Required | Description |
|---|---|---|---|
| project_id | string (uuid) | Yes | Identifier of the project worked. |
| membership_id | string (uuid) | null | No | Identifier of the membership of the person who worked; null for external crew, who carry an engagement. |
| engagement_id | string (uuid) | null | No | Identifier of the engagement of the person who worked when external crew; null for members. |
| period_start | string (date) | Yes | First day of the period. |
| period_end | string (date) | Yes | Last day of the period. |
{
"project_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"engagement_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"period_start": "2026-10-08",
"period_end": "2026-10-08"
}Response 201: Timesheet
| Field | Type | Required | Description |
|---|---|---|---|
| id | string (uuid) | Yes | Identifier of the timesheet. |
| org_id | string (uuid) | Yes | Identifier of the owning organization, derived from the parent row and never accepted from the caller. |
| created_at | string (date-time) | Yes | When the row was created. |
| created_by | string (uuid) | null | Yes | Identifier of the person who created the row; null when a seed, platform or system process created it. |
| updated_at | string (date-time) | Yes | When the row was last updated. |
| updated_by | string (uuid) | null | Yes | Identifier of the person who last updated the row; null when a seed, platform or system process updated it. |
| timesheet_state | "Proposed" | "Submitted" | "Approved" | "Rejected" | Yes | Timesheet state. |
| project_id | string (uuid) | Yes | Identifier of the project worked. |
| membership_id | string (uuid) | null | Yes | Identifier of the membership of the person who worked; null for external crew, who carry an engagement. |
| engagement_id | string (uuid) | null | Yes | Identifier of the engagement of the person who worked when external crew; null for members. |
| period_start | string (date) | Yes | First day of the period. |
| period_end | string (date) | Yes | Last day of the period. |
| submitted_by | string (uuid) | null | Yes | Identifier of the person who submitted the timesheet. |
{
"id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"org_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"created_at": "2026-10-08T14:30:00Z",
"created_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"updated_at": "2026-10-08T14:30:00Z",
"updated_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"timesheet_state": "Proposed",
"project_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"engagement_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"period_start": "2026-10-08",
"period_end": "2026-10-08",
"submitted_by": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f"
}Code samples
curl -X POST "$XOS_BASE_URL/timesheets" \
-H "Authorization: Bearer $XOS_API_KEY" \
-H "Idempotency-Key: $(uuidgen)" \
-H "Content-Type: application/json" \
-d '{"project_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","membership_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","engagement_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","period_start":"2026-10-08","period_end":"2026-10-08"}'const { data } = await xos.timesheets.create({
"project_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"engagement_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f",
"period_start": "2026-10-08",
"period_end": "2026-10-08"
});response = xos.timesheets.create({"project_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "membership_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "engagement_id": "0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f", "period_start": "2026-10-08", "period_end": "2026-10-08"})xos timesheets create --data '{"project_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","membership_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","engagement_id":"0192f1e2-7c3a-7b4d-9e8f-1a2b3c4d5e6f","period_start":"2026-10-08","period_end":"2026-10-08"}'