List immutable deployment versions of a workflow, newest first.
GET
/api/v2/workflows/{id}/versionsAuthorization
apiKey X-API-Key<token>
Your Sim API key, personal or workspace-scoped. Generate one under Settings, then API Keys. Operations that reject workspace keys say so in their own description.
In: header
Path Parameters
id*string
Unique workflow identifier.
Length
1 <= lengthQuery Parameters
limit?integer
Maximum deployment versions to return per page. Must be a whole number from 1 to 100. Defaults to 50.
Default
50Range
1 <= value <= 100cursor?string
Opaque cursor from the previous page. Send it back with the same sort and filters; only limit may change. Change anything else and pagination must restart without a cursor.
Length
1 <= lengthResponse Body
application/json
application/json
application/json
application/json
application/json
application/json
application/json
application/json
curl -X GET "https://www.sim.ai/api/v2/workflows/3b1f7c92-8d4e-4a6b-9c0d-5e2f8a714b36/versions" \ -H "X-API-Key: YOUR_API_KEY"{
"data": [
{
"id": "version_3",
"version": 3,
"name": "Escalation routing",
"description": "Adds the priority escalation branch.",
"isActive": true,
"createdAt": "2026-06-12T10:30:00.000Z",
"deployedBy": "Jane Smith",
"latestOperationStatus": "active"
}
],
"nextCursor": null
}{
"error": {
"code": "BAD_REQUEST",
"message": "Invalid request"
}
}{
"error": {
"code": "UNAUTHORIZED",
"message": "API key required"
}
}{
"error": {
"code": "FORBIDDEN",
"message": "Insufficient workspace permissions",
"details": {
"code": "INSUFFICIENT_WORKSPACE_ROLE"
}
}
}{
"error": {
"code": "NOT_FOUND",
"message": "Not found"
}
}{
"error": {
"code": "RATE_LIMITED",
"message": "API rate limit exceeded",
"details": {
"retryAfter": "2026-01-01T00:00:30.000Z"
}
}
}{
"error": {
"code": "INTERNAL_ERROR",
"message": "Internal server error"
}
}{
"error": {
"code": "SERVICE_UNAVAILABLE",
"message": "Service temporarily unavailable"
}
}