Courier MCP
Send and orchestrate cross-channel notifications with templates or custom messages.
What it can do
- Get Audience: Get an audience by its ID
- List Audience Members: List members of an audience by its ID
- List Audiences: List all audiences associated with the authorization token
What data it sees
Do you need an account
No: the server works without sign-in
Send and orchestrate cross-channel notifications with templates or custom messages. Manage audiences, lists, brands, user profiles, subscriptions, and push tokens, and trigger automations. Track delivery, statuses, and rendered message content.
How to connect
How to connect Courier MCP to Claude
The server address to paste into Claude settings:
https://courier--mike.run.tools
- Open Claude (claude.ai or the desktop app).
- Go to Settings → Connectors.
- Click Add custom connector.
- Paste the server address copied below into Remote MCP server URL and click Add.
- In a chat, click + → Connectors and switch the new connector on.
Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.
Authorization
After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.
How to connect Courier MCP to ChatGPT
The server address to paste into ChatGPT settings:
https://courier--mike.run.tools
- Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
- Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
- Open Settings → Connectors and click Create.
- Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
- Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
- In a new chat open + → Apps/Connectors and enable the connector.
OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.
Authorization
On first use ChatGPT opens the service's sign-in window. Sign in and approve access.
How to connect Courier MCP to Cursor
The server address to paste into Cursor settings:
https://courier--mike.run.tools
Fastest: click Open in Cursor below and confirm the prompt.
Manually:
- In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
- Paste the JSON copied below into
~/.cursor/mcp.json(per project:.cursor/mcp.jsonin the repo root). - Save the file. The server appears in the MCP list; authorize it there if asked.
Authorization
If the service needs sign-in, an authorize button appears next to the server in the MCP list.
Server tool list (33)
Raw names from tools/list. Only developers need these.
| get_audience | Get an audience by its ID |
| list_audience_members | List members of an audience by its ID |
| list_audiences | List all audiences associated with the authorization token |
| generate_jwt_for_user | Generate a JWT authentication token for a user. |
| invoke_automation_template | Invoke an automation run from an automation template. |
| create_brand | Create a new brand. |
| get_brand | Fetch a specific brand by brand ID. |
| list_brands | Get the list of brands. |
| courier_installation_guide | Courier SDK and Platform Installation Guide |
| list_lists | Returns all of the lists, with the ability to filter based on a pattern. |
| get_list | Returns a list based on the list ID provided. |
| get_list_subscribers | Get the list's subscriptions. |
| create_list | Upsert a list by list ID. |
| subscribe_user_to_list | Subscribe a user to an existing list (note: if the List does not exist, it will be automatically created). |
| unsubscribe_user_from_list | Delete a subscription to a list by list ID and user ID. |
| list_messages | Fetch the statuses of messages you've previously sent. |
| get_message | Fetch the status of a message you've previously sent. |
| get_message_content | Fetch the rendered content of a message you've previously sent. |
| list_notifications | List notifications. Optionally filter by cursor, limit, or draft status. |
| get_notification_content | Get the content of a notification by its ID. |
| get_notification_draft_content | Get the draft content of a notification by its ID. |
| get_user_profile_by_id | Get a user profile by their ID |
| create_or_merge_user | Create or merge a user profile by user ID. Merges supplied values with an existing profile or creates a new one. |
| get_user_list_subscriptions | Get the list subscriptions for a user by their ID |
| subscribe_user_to_lists | Subscribe a user to one or more lists. If the list does not exist, it will be created. |
| delete_user_list_subscriptions | Delete all list subscriptions for a user by their ID. |
| send_message | Send a message to a user with Courier using title and body (no template) |
| send_message_template | Send a message to a user with Courier using a template |
| send_message_to_list | Send a message to a list with Courier using title and body (no template) |
| send_message_to_list_template | Send a message to a list with Courier using a template |
| list_user_push_tokens | List all push tokens for a given user. |
| get_user_push_token | Get a specific push token for a given user. |
| create_or_replace_user_push_token | Create or replace a specific push token for a given user. |