Every action below is available as an MCP tool and a verb in Cerebral OS — callable from any AI agent, Claude, Cursor, Windsurf, or your own runtime via the BYOA API. All executions are governed, audited, and dry-run safe.
Add Suppression
mailersend:add_suppression
Add email addresses to suppression list to prevent future emails.
Write
Medium risk
Create Domain
mailersend:create_domain
Add a new domain to MailerSend for sending emails.
Write
Medium risk
Delete Domain
mailersend:delete_domain
Delete a domain from MailerSend. WARNING: This cannot be undone.
Write
High risk
Delete Suppression
mailersend:delete_suppression
Remove email addresses from suppression list to allow future emails.
Write
High risk
Get Domain
mailersend:get_domain
Fetch a single domain by ID with verification status.
Read
Low risk
Get Email Activity
mailersend:get_email_activity
Get activity events for a specific email message (opens, clicks, bounces, etc).
Read
Low risk
Get Recipient
mailersend:get_recipient
Fetch a single recipient by ID with engagement details.
Read
Low risk
Get Template
mailersend:get_template
Fetch a single email template by ID.
Read
Low risk
List Domains
mailersend:list_domains
List all domains with verification status.
Read
Low risk
List Email Activity
mailersend:list_email_activity
List email activity events with filtering options.
Read
Low risk
List Recipients
mailersend:list_recipients
List email recipients with their engagement status.
Read
Low risk
List Suppressions
mailersend:list_suppressions
List suppressed email addresses by type.
Read
Low risk
List Templates
mailersend:list_templates
List all email templates with optional domain filtering.
Read
Low risk
Send Email
mailersend:send_email
Send a transactional email via MailerSend.
Write
Medium risk