ntly_.
Create an API key
Use your API key
With the SDK
Pass your key when initializing the Nuntly client:With the REST API
Include the key in theAuthorization header of every request:
With SMTP
Use your API key as the SMTP password. See Send emails with SMTP for the full configuration.Best practices
- Use a separate key for each environment (development, staging, production)
- Store keys in environment variables. Never put them in source code.
- If a key is compromised, create a new one and update your configuration



