Overview
Resend is a modern transactional email API with developer-friendly DX. Use it when CRM notifications and workflow mail need reliable delivery with straightforward domain verification.
What data is involved
- API-triggered emails from CRM workflows.
- Delivery events via webhooks when configured.
Step-by-step setup
Setup at a glance (3-5 bullets)
- Settings → Integrations → Resend.
- Add your API key and verified sending domain.
- Choose which CRM notifications route through Resend.
Sign in or sign up at HelloGrowthCRM. Open the login page, enter your credentials (or use Google), or choose Sign up if you need a new account. You must be signed in before you can open Settings and connect this integration.

Open login page(opens in a new tab)app.hellogrowthcrm.com/login
Open Settings. In the left sidebar, under Admin, click Settings (you will land on the Settings area; the URL is app.hellogrowthcrm.com/settings).

Open Settings(opens in a new tab)app.hellogrowthcrm.com/settings
Go to Integrations. On the Settings screen, use the middle settings menu. Under COMMUNICATION, click Integrations (star icon). Then find and configure this connector—the connector-specific steps below pick up from here.

Open Settings (Integrations)(opens in a new tab)app.hellogrowthcrm.com/settings
- Settings → Integrations → Resend.
- Add your API key and verified sending domain.
- Choose which CRM notifications route through Resend.
Best practices
- Verify sending domains early; warm new domains gradually.
- Keep API keys rotated on an operational calendar.
Best for & common use cases
Teams that want modern SMTP/API delivery with strong domain reputation tooling.
- Passwordless alerts, workflow emails, and internal routing from CRM automations.
Expected outcomes
- Faster lead handoff between tools and CRM owners
- Cleaner activity history for follow-up and reporting
- Lower manual copy-paste errors in the pipeline
FAQ
Governance
Treat API keys and webhooks as production secrets. Align field mapping with your privacy policy and regional regulations (GDPR, marketing consent, telemarketing rules). Your admin controls which roles can install or edit integrations.