Fax.Plus MCP Server for Claude DesktopGive Claude Desktop instant access to 8 tools to Cancel Outbox Job, Get Account Info, Get Fax Details, and more
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.
Ask AI about this App Connector for Claude Desktop
The Fax.Plus app connector for Claude Desktop is a standout in the Communication Messaging category — giving your AI agent 8 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
Vinkius Desktop App
The modern way to manage MCP Servers — no config files, no terminal commands. Install Fax.Plus and 3,400+ MCP Servers from a single visual interface.
{
"mcpServers": {
"faxplus": {
// 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 Fax.Plus MCP Server
Connect your Fax.Plus account to any AI agent and take full control of your digital telephony and fax workflows through natural conversation.
Claude Desktop is the definitive way to connect Fax.Plus to your AI workflow. Add Vinkius Edge URL to your config, restart the app, and Claude immediately exposes all 8 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
- Fax Orchestration — List and monitor all incoming and outgoing faxes and retrieve detailed status updates and delivery metadata programmatically
- Automated Sending — Programmatically send new faxes to any international number in E.164 format and add transmission comments directly through your agent
- Telephony Management — Search for and list available fax numbers across various countries and area codes to expand your business presence
- Outbox Oversight — Track active fax jobs and programmatically cancel pending transmissions before they are completed to save resources
- Account Visibility — Retrieve complete profile information, assigned numbers, and team member directories to maintain high-fidelity oversight
The Fax.Plus MCP Server exposes 8 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.
All 8 Fax.Plus tools available for Claude Desktop
When Claude Desktop connects to Fax.Plus through Vinkius, your AI agent gets direct access to every tool listed below — spanning digital-fax, secure-transmission, telephony, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Requires the unique outbox job ID. Cancel a pending fax job
Use this to determine the current identity and account context. Retrieve current Fax.Plus account details
Includes information about the recipient, sender, and delivery status. Get details for a specific fax
Includes the number itself and its activation status. List all assigned fax numbers
Use this to monitor communication history and obtain fax IDs. List received and sent faxes
Useful for monitoring ongoing transmissions. List active or pending fax jobs
Useful for expanding telephony infrastructure. Search for available fax numbers
Requires the recipient phone number in E.164 format and allows for optional comments. Files are typically managed via the Fax.Plus outbox logic. Send a new digital fax
Connect Fax.Plus to Claude Desktop via MCP
Follow these steps to wire Fax.Plus into Claude Desktop. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Open Claude Desktop Settings
claude_desktop_config.jsonAdd the MCP Server
mcpServers sectionRestart Claude Desktop
Start using Fax.Plus
Why Use Claude Desktop with the Fax.Plus MCP Server
Claude Desktop by Anthropic provides unique advantages when paired with Fax.Plus 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
Fax.Plus + Claude Desktop Use Cases
Practical scenarios where Claude Desktop combined with the Fax.Plus 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
Example Prompts for Fax.Plus in Claude Desktop
Ready-to-use prompts you can give your Claude Desktop agent to start working with Fax.Plus immediately.
"List my last 5 received faxes."
"Send a fax to +15551234567 with comment 'Urgent review required'."
"Search for available fax numbers in United Kingdom (country code: gb)."
Troubleshooting Fax.Plus MCP Server with Claude Desktop
Common issues when connecting Fax.Plus 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
Fax.Plus + Claude Desktop FAQ
Common questions about integrating Fax.Plus 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.