v1

latestOpenAPI 3.1.0Proprietary2026-08-06177398877.4 KB
Invoices

Email invoice

Send invoice to customer via email.

What happens

  • Generates invoice PDF if not already generated
  • Sends email with PDF attachment
  • Logs email in activity feed
post/invoices/{id}/send

Path parameters

idstring required

Resource ID (UUID) or client key

Query parameters

by'id' | 'key'

Specify lookup type for faster retrieval. If omitted, defaults to looking up by ID first, then falls back to client key if not found. Use by=key when you know you're providing a client key for best performance.

Request body

toEmailsstring[] required
ccEmailsstring[]
subjectstring

Email subject (defaults to standard invoice subject)

messagestring

Email body message

Response

Email sent successfully

successboolean
emailIdstring uuid