Use Courier with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Equip your AI agent to send multi-channel notifications and monitor delivery status through the Courier API.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 10 capabilities
The complete Courier capability set.
These are the exact actions your AI can choose when you ask it to work with Courier.
01-04
4 capabilities in this set.
Part of 10 available through Courier.
- 01
Get message details
Touches delivery logs, provider responses, and rendering metadata boundary. Get details for a specific message by ID
- 02
List messages
Resolves message IDs, recipient identifiers, status (SENT, DELIVERED, OPENED, CLICKED), and timestamps. List sent messages and their current status
- 03
Send notification
Touches recipient profile, template engine, and multi-channel provider boundaries. Send a notification to a recipient
- 04
Get message history
Resolves event types (SENT, DELIVERED, etc.) and detailed provider logs. Get the delivery history logs for a message
05-07
3 capabilities in this set.
Part of 10 available through Courier.
- 05
Get user profile
Resolves contact details (email, phone) and channel-specific delivery preferences. Get the profile data for a specific user
- 06
List audiences
Resolves audience IDs, names, and filter criteria used for segmentation. List saved audiences for targeted notifications
- 07
List brands
Resolves brand names, colors, and logo settings used for white-labeling notifications. List custom brands configured in Courier
08-10
3 capabilities in this set.
Part of 10 available through Courier.
- 08
List subscription lists
Resolves list IDs, names, and subscriber counts. List subscription lists for managing recipients
- 09
List templates
Resolves template names, IDs, and supported channels. List available notification templates
- 10
List users
Resolves user IDs, roles, and account association details. List users registered in the Courier workspace
Observed, not estimated
835ms average. Fast in production.
Courier is checked daily against the live service.
- Fastest day
- 685ms
- Slowest day
- 1067ms
- 14-day trend
- Slowing+7%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 10 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Courier, so you can see the experience inside your AI.
It does not authenticate your account with Courier. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Courier Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_hncOJsHhxey2h41jZqElueYbnMXqfsh2X92gJEYa/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Courier capabilities are ready to use.
{
"mcpServers": {
"courier-mcp": {
"url": "https://edge.vinkius.com/vk_preview_hncOJsHhxey2h41jZqElueYbnMXqfsh2X92gJEYa/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions Courier owners ask.
- 01
How do I get a Courier Auth Token?
Log in to your Courier dashboard, navigate to Settings > API Keys, and you will find your Auth Token there. Use the 'Published' key for production environments.
- 02
What channels are supported?
Courier supports dozens of providers for Email (SendGrid, Mailgun), SMS (Twilio, MessageBird), Push (Firebase, OneSignal), and Chat (Slack, Discord).
- 03
Can I track if a message was opened?
Yes, the agent can use the get_message_details capability to check the status of a specific message, which includes tracking events like 'OPENED' or 'CLICKED' if supported by the provider.
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