SendGrid
SendGrid is an HTTP-based email provider. Add it from the dashboard’s Relays page, choose SendGrid, and fill in the settings below. See the provider overview for how relays fit into routing.
How it works
Section titled “How it works”Dispatch sends through SendGrid’s Web API v3 using the official SendGrid SDK. All standard message capabilities are supported - see message features for the full list (multiple To recipients, CC, BCC, text + HTML bodies, custom headers, and attachments).
Settings
Section titled “Settings”| Setting | Required | Description |
|---|---|---|
| API Key | Yes | A SendGrid API key with Mail Send permission. Encrypted at rest. |
- Create a dedicated API key in the SendGrid dashboard scoped to Mail Send.
- Make sure your sending domain or address is verified in SendGrid before relaying.
- After saving, send a test email from the dashboard and watch the relay log live to confirm delivery.