API reference/Client billing
Delete a draft invoice
Try itDeletes a DRAFT invoice for good. A sent invoice can only be voided.
DELETE
/api/v1/invoices/{invoice_id}Authentication
An API key as Authorization: Bearer or x-api-key. It needs the invoices:write scope — write, send, mark paid and void client invoices; run monthly invoices; start and stop card autopay.
invoices:writeDeletesIdempotency-Key optionalMCP tool: delete_invoice
Parameters
Named placeholders go in the path; the rest in the query string.
invoice_idstringPath · required- The invoice's id.1 to 100 characters
Response
200 with JSON on success (schema on the right). Errors use the standard envelope; a retry with the same Idempotency-Key gets the first answer back (how retries work).
curl -X DELETE 'https://websites.workflowcorp.com/api/v1/invoices/INVOICE_ID' \
-H "Authorization: Bearer $WEBSITEBUDDY_API_KEY"{
"invoice_id": "INVOICE_ID"
}{
"type": "object",
"properties": {
"id": {
"type": "string"
},
"deleted": {
"type": "boolean",
"const": true
}
},
"required": [
"id",
"deleted"
],
"additionalProperties": false
}