Courier MCP Server for Claude Desktop 10 tools — connect in under 2 minutes
Claude Desktop is Anthropic's native application for interacting with Claude AI models on macOS and Windows. It was the first consumer application to ship with built-in MCP support, making it the reference implementation for the Model Context Protocol standard.
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Vinkius supports streamable HTTP and SSE.
Vinkius Desktop App
The modern way to manage MCP Servers — no config files, no terminal commands. Install Courier and 2,500+ MCP Servers from a single visual interface.
{
"mcpServers": {
"courier": {
// Your Vinkius token. get it at cloud.vinkius.com
"url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
}
}
}
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Courier MCP Server
Integrate Courier, the smart notification infrastructure, directly into your AI workflow. Design, orchestrate, and send messages across email, SMS, push, and chat apps using natural language.
Claude Desktop is the definitive way to connect Courier to your AI workflow. Add Vinkius Edge URL to your config, restart the app, and Claude immediately exposes all 10 tools in the chat interface. ask a question, Claude calls the right tool, and you see the answer. Zero code, zero context switching.
What you can do
- Send Notifications — Trigger complex notification workflows to any recipient via the Send API.
- Message Monitoring — List sent messages and track their real-time delivery status (sent, delivered, opened).
- Template Management — Browse available notification templates and custom brands.
- Audience & User Insights — Manage subscription lists and retrieve user profiles.
The Courier MCP Server exposes 10 tools through the Vinkius. Connect it to Claude Desktop in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect Courier to Claude Desktop via MCP
Follow these steps to integrate the Courier MCP Server with Claude Desktop.
Open Claude Desktop Settings
Go to Settings → Developer → Edit Config to open claude_desktop_config.json
Add the MCP Server
Paste the configuration above into the mcpServers section
Restart Claude Desktop
Close and reopen Claude Desktop to load the new server
Start using Courier
Look for the 🔌 icon in the chat. your 10 tools are now available
Why Use Claude Desktop with the Courier MCP Server
Claude Desktop by Anthropic provides unique advantages when paired with Courier through the Model Context Protocol.
Claude Desktop is the reference MCP client. it was designed alongside the protocol itself, ensuring the most complete and stable MCP implementation available
Zero-code configuration: add a server URL to a JSON file and Claude instantly discovers and exposes all available tools in the chat interface
Claude's extended thinking capability lets it reason through multi-step tool usage, chaining multiple API calls to answer complex questions
Enterprise-grade security with local config storage. your tokens never leave your machine, and connections go directly to Vinkius Edge network
Courier + Claude Desktop Use Cases
Practical scenarios where Claude Desktop combined with the Courier MCP Server delivers measurable value.
Interactive data exploration: ask Claude to query DNS records, look up WHOIS data, and cross-reference results in a single conversation
Ad-hoc security audits: type a domain name and let Claude enumerate subdomains, check DNS history, and flag configuration anomalies. all through natural language
Executive briefings: generate comprehensive domain intelligence reports by asking Claude to compile findings into a formatted summary
Learning and training: new team members can explore API capabilities conversationally without needing to read documentation
Courier MCP Tools for Claude Desktop (10)
These 10 tools become available when you connect Courier to Claude Desktop via MCP:
get_message_details
Touches delivery logs, provider responses, and rendering metadata boundary. Get details for a specific message by ID
get_message_history
Resolves event types (SENT, DELIVERED, etc.) and detailed provider logs. Get the delivery history logs for a message
get_user_profile
Resolves contact details (email, phone) and channel-specific delivery preferences. Get the profile data for a specific user
list_audiences
Resolves audience IDs, names, and filter criteria used for segmentation. List saved audiences for targeted notifications
list_brands
Resolves brand names, colors, and logo settings used for white-labeling notifications. List custom brands configured in Courier
list_messages
Resolves message IDs, recipient identifiers, status (SENT, DELIVERED, OPENED, CLICKED), and timestamps. List sent messages and their current status
list_subscription_lists
Resolves list IDs, names, and subscriber counts. List subscription lists for managing recipients
list_templates
Resolves template names, IDs, and supported channels. List available notification templates
list_users
Resolves user IDs, roles, and account association details. List users registered in the Courier workspace
send_notification
Touches recipient profile, template engine, and multi-channel provider boundaries. Send a notification to a recipient
Example Prompts for Courier in Claude Desktop
Ready-to-use prompts you can give your Claude Desktop agent to start working with Courier immediately.
"Check the delivery status of the last message sent to 'user@example.com'."
"Send a 'Welcome' notification to the new user with ID 'user_123'."
"List all notification templates available in my account."
Troubleshooting Courier MCP Server with Claude Desktop
Common issues when connecting Courier to Claude Desktop through the Vinkius, and how to resolve them.
Server not appearing after restart
~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\\Claude\\ (Windows).Authentication error
Tools not showing in chat
Courier + Claude Desktop FAQ
Common questions about integrating Courier MCP Server with Claude Desktop.
How does Claude Desktop discover MCP tools?
claude_desktop_config.json file and connects to each configured MCP server. It calls the tools/list endpoint to fetch the schema for every available tool, then surfaces them as clickable options in the chat interface via the 🔌 icon.What happens if the MCP server is temporarily unavailable?
Can I connect multiple MCP servers simultaneously?
mcpServers section of the config file. Each server appears as a separate tool provider, and Claude can use tools from multiple servers in a single conversation turn.Is there a limit on the number of tools per server?
Does Claude Desktop support Streamable HTTP transport?
Connect Courier with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
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GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Courier to Claude Desktop
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.