Mailersend MCP server

Connect Mailersend to Claude, ChatGPT, Cursor, Claude Code, Codex, Gemini, GitHub Copilot and any other MCP client, for your whole team. Metorial adds security, governance, and tracing, and gives everyone one Magic MCP URL to connect.

What you can do with the Mailersend MCP server

Ask your agent in plain language. Each of these maps to a real tool on the server.

  • Use the get email activity tool in Mailersend
  • Use the update sender identity tool in Mailersend
  • Use the create domain tool in Mailersend
  • Use the get domain tool in Mailersend
  • Use the get template tool in Mailersend
  • Use the delete domain tool in Mailersend

Supported Tools

get_activity

Get Email Activity

Retrieve email activity for a domain within a specified date range. Filter by event types such as sent, delivered, bounced, opened, clicked, etc. Returns detailed activity records including recipient info, timestamps, and event details.

update_identity

Update Sender Identity

Update an existing sender identity's display name, reply-to address, or personal note.

create_domain

Create Domain

Add a new sending domain to your MailerSend account. After creation, you'll need to configure DNS records (SPF, DKIM, DMARC) and verify the domain before sending.

get_domain

Get Domain

Retrieve detailed information about a specific sending domain including its settings and DNS configuration status.

get_template

Get Template

Retrieve detailed information about a specific email template, including personalization settings and statistics.

delete_domain

Delete Domain

Permanently remove a sending domain from your MailerSend account. This action cannot be undone.

remove_from_suppressions

Remove from Suppression List

Remove entries from a suppression list by ID, or clear all entries for a domain. This re-enables sending to previously suppressed addresses.

list_recipients

List Recipients

Retrieve a paginated list of recipients who have been sent emails. Optionally filter by domain.

verify_domain

Verify Domain

Trigger DNS verification for a sending domain. Checks SPF, DKIM, DMARC, MX, and tracking records. Returns the verification status for each record type.

list_domains

List Domains

Retrieve a paginated list of sending domains. Optionally filter by verification status.

get_verification_list

Get Verification List

Retrieve the status and details of a bulk email verification list, including verification statistics and progress.

list_templates

List Templates

Retrieve a paginated list of email templates. Optionally filter by domain.

send_email

Send Email

Send a transactional email via MailerSend. Supports HTML and plain text content, or a pre-built template. Allows CC/BCC recipients, reply-to addresses, attachments (base64-encoded), personalization variables, tags, and scheduled delivery up to 72 hours in advance.

send_sms

Send SMS

Send a transactional SMS message via MailerSend. Currently available for US and Canadian phone numbers only. Supports personalization variables using {{variable}} syntax for dynamic content per recipient.

add_to_suppressions

Add to Suppression List

Add email addresses or patterns to a suppression list. Prevents future emails from being sent to these addresses. For blocklist, you can add both specific recipients and wildcard patterns.

delete_identity

Delete Sender Identity

Permanently delete a sender identity. This action cannot be undone.

delete_recipient

Delete Recipient

Permanently delete a recipient record. This action cannot be undone.

create_identity

Create Sender Identity

Create a new sender identity (verified "From" address) for a domain. The identity must be verified before it can be used to send emails.

delete_template

Delete Template

Permanently delete an email template. This action cannot be undone.

create_verification_list

Create Verification List

Create a bulk email verification list and optionally start verification immediately. Upload a list of email addresses to check their validity in bulk.

get_recipient

Get Recipient

Retrieve detailed information about a specific recipient, including their email history and domain information.

get_suppressions

Get Suppression List

Retrieve entries from a suppression list. Supports blocklist, hard bounces, spam complaints, and unsubscribes. Suppression lists automatically prevent sending to problematic addresses.

verify_single_email

Verify Email Address

Verify a single email address to check if it's valid, risky, or undeliverable. Helps reduce bounces by validating addresses at the point of collection.

list_identities

List Sender Identities

Retrieve a paginated list of sender identities. Optionally filter by domain.

start_verification_list

Start Verification List

Start processing an uploaded bulk email verification list. Check its status and per-address results afterward.

get_verification_list_results

Get Verification List Results

Retrieve paginated validation results for individual email addresses in a bulk verification list. Optionally filter by result category.

list_verification_lists

List Verification Lists

Find bulk email verification lists and their IDs, processing status, and statistics.

Connect Mailersend to your AI client

Every client uses the same Magic MCP URL, and so does any other MCP client. Add it once and sign in with SSO.

  1. Enable Mailersend in Metorial. In your Metorial portal, enable the Mailersend MCP server and sign in with the account that owns the data. Access stays governed by your team policies.
  2. Add a custom connector. Open Customize, then Connectors. Select Add, then Custom, then Web.
  3. Paste your Metorial MCP URL. Name it Metorial, paste your Magic MCP URL (<your-magic-mcp-url>) and continue.
  4. Sign in. Select Add and sign in to load Mailersend tools.

Run Mailersend through the Metorial gateway

One governed layer for every app your agents reach, not a separate connector per tool.

  • Give Mailersend and every other app to your whole team through one MCP gateway, behind your SSO.
  • Scope which teams and agents can use Mailersend tools with role-based access control, and trace every call.
  • Prefer to run it yourself? Metorial is open source and self-hostable.

More integrations teams use with Mailersend

Slack

Slack: connect with bot OAuth or user OAuth to work with messages, conversations, search, files, Canvases, Lists, profiles, reactions, reminders, and workspace productivity settings.

Salesforce

Manage CRM data including Accounts, Contacts, Leads, Opportunities, Cases, and custom objects. Create, read, update, and delete records. Query data using SOQL and search across objects using SOSL. Perform bulk data operations for large-scale imports, exports, and migrations. Execute composite requests to batch multiple operations in a single API call. Access analytics, reports, and dashboards. Manage files and attachments associated with records. Interact with Chatter feeds, posts, and groups for social collaboration. Manage org metadata including custom objects, fields, layouts, and workflows. Query data using GraphQL for precise data retrieval across related objects.

Apolloio

Search and prospect B2B contacts and companies from a database of over 275 million people and 70 million organizations. Enrich people and company data with emails, phone numbers, and firmographic details. Create and manage contacts, accounts, deals, and tasks. Add contacts to email sequences and manage sequence statuses. Log and search call records. Perform bulk operations for contact creation, account creation, task creation, and data enrichment.

Sharepoint

Manage SharePoint sites, document libraries, lists, and files. Create, read, update, and delete lists and list items with custom columns. Resolve site users to numeric Person/Group LookupId values. Upload, download, move, copy, and version files in document libraries. Search across sites, files, folders, lists, and list items using Microsoft Search. Manage permissions at site, list, and item levels with granular access control. Define and manage content types and site columns. Retrieve site properties and search for sites across Microsoft 365.

Microsoft Outlook

Send, read, reply to, forward, and manage email messages in user mailboxes. Organize messages into folders, apply categories, flags, and importance levels. Manage file and item attachments. Create, update, delete, and respond to calendar events and meetings. Find available meeting times, manage attendees, handle recurrence, and work with shared or delegated calendars. Create, read, update, and delete contacts, organize them into contact folders, and manage contact photos. Manage tasks and task lists via Microsoft To Do, including due dates, reminders, recurrence, and checklist items. Support for Focused Inbox, @-mentions, mail tips, send-on-behalf, and send-as capabilities.

Hubspot

Create, read, update, and delete CRM objects including contacts, companies, deals, tickets, and custom objects. Manage associations between CRM records. Track engagements such as calls, emails, meetings, notes, and tasks. Send transactional and marketing emails, manage campaigns, and handle subscription preferences. Build and manage marketing workflows, sequences, and automation actions. Manage CMS content including blog posts, landing pages, and HubDB tables. Handle commerce data including products, orders, invoices, quotes, and payments. Create and manage contact lists for segmentation. Configure deal, ticket, and order pipelines with custom stages. Search and filter CRM records. Bulk import and export CRM data. Manage users, teams, and account settings.

Technical notes for Mailersend

Send and schedule transactional emails and send SMS messages. Manage sending domains, DNS records, sender identities, templates, recipients, and suppression lists. Verify individual email addresses and create, find, process, and inspect bulk verification lists. Retrieve email delivery activity with event filters and pagination.

Frequently asked questions

Common questions about connecting Mailersend to AI agents with Metorial.

  1. How many tools does the Mailersend MCP server have?
    The Mailersend MCP server exposes 27 tools, including Get Email Activity, Update Sender Identity, Create Domain. Each one is governed and traced through Metorial.
  2. Mailersend exposes tools your agents call on demand; it does not publish event triggers yet. Everything still runs through one governed MCP URL.
  3. Any MCP client, including VS Code, Windsurf, Zed, OpenCode and Grok. Each one reaches the Mailersend MCP server through the same Metorial URL.
  4. Use role-based access control to decide which teams, users, and agents can use Mailersend and which of its tools they can call.
  5. Yes. Metorial is open source, so you can run the Mailersend MCP server yourself or use the hosted gateway.

Connect Mailersend to production AI agents

See how Metorial gives your team governed access to Mailersend, with tracing and security controls built in.