Connect SendGrid to Boxset: Step-by-Step Setup Guide

Complete guide to connecting SendGrid to Boxset for unified deliverability monitoring. Covers API key setup, webhook configuration, and event tracking.

Boxset TeamFeb 28, 20267 min read
SendGridintegrationsetup guidewebhooksAPI key

What You'll Need

  • A SendGrid account (Free tier or above)
  • Access to your Boxset dashboard (Integrations section)
  • Admin access in SendGrid to create API keys and configure webhooks

Part 1: Connect SendGrid to Boxset

Part 2: Set Up Event Tracking (Webhook)

The Event Webhook sends real-time delivery events from SendGrid to Boxset, powering your Analytics dashboard.

Troubleshooting

"Invalid API key" error

  • Make sure you copied the full key (starts with SG.)
  • Verify the key hasn't been revoked in SendGrid → Settings → API Keys
  • Regenerate the key if needed — old keys cannot be viewed again

Webhook events not appearing

  • Verify the Event Webhook is Enabled (toggle ON) in SendGrid
  • Check that the webhook URL matches what Boxset shows on your SendGrid card
  • Confirm you selected at least Delivered and Bounced event types
  • Send a test email and wait 2-3 minutes

"Unauthorized" webhook responses

  • This usually means the webhook URL has a typo or the connection ID is wrong
  • Reconnect SendGrid in Boxset to generate a fresh webhook URL

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