Stannp MCP server

Connect Stannp 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 Stannp MCP server

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

  • Use the list groups tool in Stannp
  • Use the create recipient tool in Stannp
  • Use the create campaign tool in Stannp
  • Use the send sms tool in Stannp
  • Use the approve campaign tool in Stannp
  • Use the validate address tool in Stannp

Supported Tools

list_groups

List Groups

Retrieve a paginated list of mailing groups (mailing lists) on the account.

create_recipient

Create Recipient

Add a new recipient to a mailing group. Duplicate handling can be configured to update, ignore, or create a duplicate entry.

create_campaign

Create Campaign

Create a new bulk mail campaign that targets a recipient group with a design template. After creation, the campaign needs to be approved and booked before it is dispatched.

send_sms

Send SMS

Send an SMS message to a phone number or an existing recipient. Supports template tags when using a recipient ID. Use test mode to validate without sending.

approve_campaign

Approve Campaign

Approve a campaign, locking its design and recipient list. This must be done before booking the campaign for dispatch.

validate_address

Validate Address

Verify that a mailing address is valid and deliverable before sending mail. Currently supports US and UK addresses.

list_templates

List Templates

Retrieve all available design templates. Templates can be used when creating postcards, letters, or campaigns.

get_account_info

Get Account Info

Retrieve account information and current balance. Useful for checking available funds before sending mail or booking campaigns.

get_campaign_cost

Get Campaign Cost

Calculate the cost breakdown for a campaign including per-item rates, recipient counts, and totals.

list_recipients

List Recipients

Retrieve a paginated list of recipients. Optionally filter by group ID.

book_campaign

Book Campaign

Schedule an approved campaign for dispatch on a specific date. The campaign must be approved first.

send_postcard

Send Postcard

Send a personalized postcard to a recipient. You can target an existing recipient by ID or provide inline address details. Supports custom front/back images, templates, and test mode for generating sample PDFs without dispatch.

delete_recipient

Delete Recipient

Permanently remove a recipient from the account by their ID.

add_recipients_to_group

Add Recipients to Group

Add one or more existing recipients to a mailing group by their IDs.

list_campaigns

List Campaigns

Retrieve all campaigns on the account with their current status and details.

delete_campaign

Delete Campaign

Permanently delete an unbooked campaign. Campaigns that have already been booked or dispatched cannot be deleted.

get_recipient

Get Recipient

Retrieve detailed information about a single recipient by their ID.

create_group

Create Group

Create a new mailing group (mailing list) that recipients can be added to.

get_report_summary

Get Report Summary

Retrieve a status summary of all mailpieces within a date range. Shows totals for each status: received, printing, handed over, local delivery, delivered, returned, and cancelled.

get_campaign

Get Campaign

Retrieve detailed information about a specific campaign including its status, cost, and send date.

list_mailpieces

List Mailpieces

Retrieve a detailed list of individual mailpiece objects sent within a date range. Optionally filter by status or tag.

delete_group

Delete Group

Delete a mailing group. Optionally delete all recipients in the group permanently.

send_letter

Send Letter

Send a letter to a recipient. Supports mail-merged letters via template ID or fully pre-formatted letters via file URL/base64. Options include duplex printing, first-class postage, and test mode.

remove_recipients_from_group

Remove Recipients from Group

Remove one or more recipients from a mailing group. Recipients remain on the account but are no longer part of this group.

get_campaign_sample

Get Campaign Sample

Generate a downloadable PDF sample to review a campaign before approving it.

list_booking_dates

List Booking Dates

Find available dispatch dates before booking a campaign. Defaults to today through the next 30 days.

Connect Stannp 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 Stannp in Metorial. In your Metorial portal, enable the Stannp 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 Stannp tools.

Run Stannp through the Metorial gateway

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

  • Give Stannp and every other app to your whole team through one MCP gateway, behind your SSO.
  • Scope which teams and agents can use Stannp 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 Stannp

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 Stannp

Send physical postcards, letters, greetings cards, and self-mailers programmatically. Manage recipients and groups, create and track bulk mail campaigns, validate addresses, send SMS messages, and generate QR codes. Upload design templates and artwork, check account balance, and monitor mailpiece delivery status. Supports US, UK, Canada, and worldwide destinations.

Frequently asked questions

Common questions about connecting Stannp to AI agents with Metorial.

  1. How many tools does the Stannp MCP server have?
    The Stannp MCP server exposes 26 tools, including List Groups, Create Recipient, Create Campaign. Each one is governed and traced through Metorial.
  2. Stannp 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 Stannp MCP server through the same Metorial URL.
  4. Use role-based access control to decide which teams, users, and agents can use Stannp and which of its tools they can call.
  5. Yes. Metorial is open source, so you can run the Stannp MCP server yourself or use the hosted gateway.

Connect Stannp to production AI agents

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