How to Use the FreeClimb MCP in Claude Code

Q: How do I install the FreeClimb MCP Server for Claude Code?

Use the claude mcp add command in your terminal, specifying the server URL and your transport settings. Verify the installation by running claude mcp list.

Deploy headless voice and SMS automation in your terminal with Claude Code and the FreeClimb MCP Server.

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Create your Vinkius account to connect FreeClimb to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup FreeClimb with Claude Code

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Claude Code automates FreeClimb via CLI

Trigger `make_call` or `send_sms` from your terminal during CI/CD jobs. Claude Code handles the tool arguments, making it perfect for automated alerts or status updates. It queries `get_account_status` in your scripts to ensure your pipeline doesn't attempt to send messages on a depleted balance. Everything happens in the shell.

Terminal-based telephony monitoring

Pipe the output of `list_calls` or `list_sms_messages` directly into your log files or monitoring tools. Claude Code provides the data you need for operational oversight. If you need deep diagnostics, use `get_call_details` to pull specific event logs. It gives you immediate visibility into carrier performance without a browser.

Infrastructure as code with this MCP Server

Manage your communication apps and numbers as part of your deployment process. Claude Code can run `list_applications` to verify that your environment is configured correctly. It handles discovery for new numbers with `list_buyable_numbers`, allowing you to provision resources as part of an automated setup script. This works seamlessly in Docker or on headless remote servers.

Setup guide

Set up FreeClimb MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see freeclimb-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest FreeClimb transactions." It will automatically discover and invoke the available FreeClimb tools.

Terminal

claude mcp add --transport http freeclimb-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

Get your connection token →

Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the FreeClimb MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "freeclimb-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by FreeClimb. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about FreeClimb MCP in Claude Code

Use the `claude mcp add` command in your terminal, specifying the server URL and your transport settings. Verify the installation by running `claude mcp list`.

Yes. Because Claude Code runs in your terminal, you can wrap it in a cron job or a GitHub Action to execute voice and SMS tasks on a set schedule.

Your credentials are kept in your local config file and encrypted by the OS. The server only communicates over standard secure channels during your session.

The server returns detailed error messages from the API. You can capture these in your logs to identify if you are hitting rate limits or if a phone number is invalid.

Yes, it supports any environment where the CLI is installed. You can manage your entire telephony workflow from a standard bash or zsh session.

Use it with your favorite AI tools

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