postmark-mcp
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| POSTMARK_TIMEOUT | No | Per-request timeout, in seconds | 30 |
| POSTMARK_BASE_URL | No | API base URL for testing | https://api.postmarkapp.com |
| POSTMARK_READ_ONLY | No | When truthy (1/true/yes/on), hide and block all write tools | false |
| POSTMARK_SERVER_TOKEN | Yes | Postmark server token (sent as X-Postmark-Server-Token) |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Features and capabilities supported by this server
Protocol revision2025-11-25
| Capability | Details |
|---|---|
| tools | {
"listChanged": true
} |
| logging | {} |
| prompts | {
"listChanged": false
} |
| resources | {
"subscribe": false,
"listChanged": false
} |
| extensions | {
"io.modelcontextprotocol/ui": {}
} |
| experimental | {} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| send_emailA | Send a single email with content supplied directly. Requires html_body and/or text_body. BLOCKED in read-only mode. |
| send_email_with_templateA | Send a single email rendered from a stored template. Provide exactly one of template_id or template_alias. The subject comes from the template. BLOCKED in read-only mode. |
| send_email_batchA | Send up to 500 individually-composed emails in one request. Returns one result per message; Postmark returns HTTP 200 even when individual messages fail, so inspect each element's ErrorCode/Message. BLOCKED in read-only mode. |
| send_email_batch_with_templatesA | Send up to 500 template-rendered emails in one request. Returns one result per message (inspect each element's ErrorCode/Message). BLOCKED in read-only mode. |
| list_templatesA | List templates and layouts on the server (paginated). |
| get_templateA | Fetch a single template's full details by ID or alias. |
| validate_templateA | Validate and render-preview template content. Persists nothing (safe to run). Provide at least one of subject, html_body, or text_body. |
| create_templateA | Create a new template or layout. BLOCKED in read-only mode. Provide at least one of html_body or text_body. |
| edit_templateA | Update an existing template. Only provided fields change. BLOCKED in read-only mode. |
| delete_templateA | Permanently delete a template by ID or alias. BLOCKED in read-only mode. |
| get_delivery_statsA | Get aggregate delivery statistics, including a per-type bounce breakdown. |
| list_bouncesA | Search bounces with optional filters (paginated; up to 10,000 results). |
| get_bounceA | Get the full detail record for a single bounce. |
| get_bounce_dumpA | Get the raw SMTP source/dump of a single bounce. |
| activate_bounceA | Reactivate a deactivated address tied to a bounce. BLOCKED in read-only mode. |
| search_outbound_messagesA | Search outbound messages with optional filters (paginated; up to 10,000 results). |
| get_outbound_message_detailsA | Get full detail for one outbound message, including body and message events. |
| search_message_opensA | Search email open events across outbound messages (requires open tracking). |
| search_message_clicksA | Search link click events across outbound messages (requires link tracking). |
| get_outbound_overviewB | Get a brief overview of statistics for all outbound email. |
| get_sent_countsA | Get the total count of sent emails, optionally bucketed over time. |
| get_bounce_countsB | Get counts of bounced emails, broken down by bounce type. |
| get_spam_countsB | Get the count of recipients who marked email as spam. |
| get_open_countsA | Get counts of recipients who opened emails (requires open tracking). |
| get_click_countsA | Get counts of unique link clicks (requires link tracking). |
| list_suppressionsA | List suppressions for a message stream, with optional filters. |
| create_suppressionsA | Add up to 50 addresses to a stream's suppression list. BLOCKED in read-only mode. |
| delete_suppressionsA | Remove up to 50 addresses from a stream's suppression list (reactivate them). SpamComplaint suppressions cannot be deleted. BLOCKED in read-only mode. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
Latest Blog Posts
- Who's Calling? MCP Hosts Are an Identity Blind Spot (And the Spec Knows It)By Om-Shree-0709 on .mcpAgent IdentityOAuth 2.1
- Your AI Chatbot Just Exposed Your CEO's Salary to an InternBy Om-Shree-0709 on .Agent IdentityMCP SecurityOAuth Delegation
- Why MCP Servers Need Execution Sandboxing (And Why Your Current Stack Isn't Enough)By Om-Shree-0709 on .Agentic AiPrompt InjectionWebAssembly
MCP directory API
We provide all the information about MCP servers via our MCP API.
curl -X GET 'https://glama.ai/api/mcp/v1/servers/zonnepanelendelen/postmark_mcp'
If you have feedback or need assistance with the MCP directory API, please join our Discord server