email.gakoy.com

Email sending APIs. Authenticate every request with Authorization: Bearer <api_key>.

Native Posthorn API

POST /posthorn/api/send

{
  "subject_line": "Your subject",
  "message": "Your email body"
}

SendGrid v3 Mail Send-compatible API

POST /sendgrid/v3/mail/send

{
  "personalizations": [
    {"to": [{"email": "recipient@example.com"}]}
  ],
  "from": {"email": "sender@gakoy.com"},
  "subject": "Your subject",
  "content": [
    {"type": "text/plain", "value": "Your email body"}
  ]
}

Use text/html instead of, or alongside, text/plain for HTML email. The health check is GET /sendgrid/healthz.