Create an API key
Do this in Brevo, then paste the key into Notify Me. Use an API key, not an SMTP key.1
Open API keys
In Brevo, open your account menu, then Settings → SMTP & API → API Keys & MCP.

2
Generate a new API key
Choose Generate a new API key. Complete identity verification if Brevo asks. Name it 
Notify Me. Set an expiry you can remember, or no expiration.Leave Create MCP server API key off. That option replaces the key Notify Me needs.
3
Copy the key
Choose Generate, copy the key, then OK. Brevo will not show it again. See Brevo: create and manage API keys.
Connect in Notify Me
1
Open Integrations
In Notify Me, choose Integrations in the left nav, then Connect on Brevo.
2
Paste the key and test
Paste the API key and choose Test. When the test succeeds, pick the List.

3
Save
Choose Save. The Brevo card shows Active.
What syncs
Use those event names in a Brevo automation. The contact also gets product properties such as title, URL, and variant.
Pause or disconnect
Choose Manage on the Brevo card.- Turn off Sync waitlist signups and alert events to pause without removing the key. The badge shows Inactive.
- Paste a new key and Test to replace the current key.
- Choose Disconnect to remove the connection.