get_statistics
Get Statistics
Retrieve aggregate sending statistics from your Postmark server. Get an overview of sent counts, bounces, spam complaints, open rates, and click rates. Filter by date range, tag, and message stream.
Supported Tools
manage_suppressions
Manage Suppressions
View, create, or delete email suppressions in a Postmark message stream. Suppressed addresses will not receive emails. Use this to list current suppressions, manually suppress addresses, or remove suppressions to re-enable sending.
send_email
Send Email
Send a transactional or broadcast email via Postmark. Supports HTML and plain text bodies, CC/BCC recipients, attachments, custom headers, metadata, and open/click tracking. The sender must be a registered and confirmed sender signature in Postmark.
manage_webhooks
Manage Webhooks
List, get, create, update, or delete webhooks on your Postmark server. Webhooks notify your application about message events like bounces, deliveries, opens, clicks, spam complaints, and subscription changes.
search_messages
Search Messages
Search and retrieve outbound or inbound messages processed by your Postmark server. Filter by recipient, sender, subject, tag, status, date range, and metadata. Useful for auditing, debugging delivery issues, or finding specific messages.
get_bounces
Get Bounces
Retrieve email bounce records from your Postmark server. Search and filter bounces by type, recipient, tag, date range, and message stream. Can also fetch delivery statistics with bounce type breakdowns, or reactivate a bounced email address.
manage_message_streams
Manage Message Streams
List, get, create, update, archive, or unarchive Postmark message streams. Message streams separate your email sending into categories (Transactional, Broadcasts, Inbound) for better organization and deliverability.
send_template_email
Send Template Email
Send an email using a pre-defined Postmark template. Pass dynamic variables through the template model to populate the template. Identify the template by its numeric ID or string alias.
get_server
Get Server
Retrieve your Postmark server's configuration and settings including name, color, SMTP status, tracking preferences, webhook URLs, and inbound settings.
manage_templates
Manage Templates
List, get, create, update, or delete email templates on your Postmark server. Templates allow reusable HTML/CSS layouts with dynamic variables for consistent transactional and broadcast emails.
send_batch_template_emails
Send Batch Template Emails
Send up to 500 Postmark template emails in one batch API call. Each message can target a template by ID or alias and pass its own template model, recipients, headers, attachments, metadata, tracking settings, and message stream.
manage_sender_signatures
Manage Sender Signatures
List, get, create, update, delete, or resend confirmation for Postmark sender signatures. Sender signatures authorize individual From addresses for sending. Requires an Account API Token.
manage_inbound_rules
Manage Inbound Rules
List, create, or delete Postmark inbound rule triggers. Inbound rules block specific email addresses or domains from sending to your Postmark inbound address.
manage_domains
Manage Domains
List, get, create, update, delete, and verify Postmark sending domains. Use this for domain setup, DKIM records, Return-Path records, and DKIM rotation. Requires an Account API Token.
send_batch_emails
Send Batch Emails
Send up to 500 individually addressed Postmark emails in a single batch API call. Each message can have its own sender, recipients, subject, body, headers, attachments, metadata, tracking settings, and message stream.
More integrations teams use with Postmark
Slack
Slack: connect with bot OAuth or user OAuth. Send, update, delete, and schedule messages; list and cancel scheduled messages; open DMs and group DMs; manage conversations, members, files, reactions, pins, bookmarks, reminders, user groups, and user status; search messages and files with user scopes; and retrieve user, conversation, and workspace info.
Sharepoint
Manage SharePoint sites, document libraries, lists, and files. Create, read, update, and delete lists and list items with custom columns. 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. Subscribe to webhooks for list and library change notifications. 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. Subscribe to webhook notifications for changes to messages, calendar events, and contacts. Support for Focused Inbox, @-mentions, mail tips, send-on-behalf, and send-as capabilities.
Discord
Send, edit, and delete messages in channels. Manage servers (guilds), channels, roles, members, invites, webhooks, threads, scheduled events, auto moderation rules, audit logs, application commands, and custom guild emojis. Add or remove users, assign roles, kick or ban members, and receive supported message, guild, channel, member, and inbound webhook triggers.
Confluence
Create, read, update, and delete pages, blog posts, comments, and attachments in Confluence spaces. Manage spaces, permissions, labels, and content restrictions. Search content using Confluence Query Language (CQL). Upload and download file attachments with versioning. Manage users, groups, and group memberships. Create and manage whiteboards, databases, folders, and templates. View and update inline tasks. Access audit logs. Listen for webhooks on page, blog, comment, attachment, space, label, and user events.
Gmail
Send, read, and search email messages with support for recipients, attachments, and HTML content. Create, update, and send drafts. Manage conversation threads and organize messages with labels. Search mailboxes using Gmail query syntax (from, to, subject, date, attachment filters). Configure mail settings including forwarding rules, filters, vacation responders, signatures, aliases, and delegates. Import and insert messages for migration. Sync mailbox changes incrementally via history API. Subscribe to mailbox change notifications via push notifications.
Technical notes for Postmark
Send transactional and broadcast emails via API with support for HTML, plain text, attachments, and batch sending. Create and manage reusable email templates with dynamic variables. Track email delivery, opens, link clicks, bounces, and spam complaints. Manage message streams to separate transactional and broadcast emails. Search and retrieve sent and received message details. Handle bounce management and reactivate bounced addresses. Manage suppression lists for inactive recipients. Process inbound emails with parsing and routing rules. Configure webhooks for delivery events, bounces, opens, clicks, and spam complaints. Manage sending domains, sender signatures, DNS verification, and DKIM keys. Retrieve aggregate sending statistics filtered by date and tag. Manage servers and account-level settings.
Frequently asked questions
Common questions about connecting Postmark to AI agents with Metorial.
Can Metorial connect Postmark to AI agents?
Yes. Metorial connects AI agents to Postmark through a governed integration layer, so teams can use the provider while keeping access controlled and observable.Does the Postmark integration work with MCP?
Metorial is MCP compatible and lets teams expose approved provider tools to MCP-capable agents and clients through a controlled access layer.How does Metorial control access to Postmark?
Metorial applies policies across users, groups, providers, agents, and individual tools, then records the context around every agent interaction.Can teams trace Postmark activity from agents?
Yes. Metorial records provider activity so teams can inspect tool calls, troubleshoot integrations, and give security teams the visibility they need.