The Cold Calling Toolbox
One API to know who is worth calling. Send your calling list and get back what to call, what to deprioritise and what to remove.
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https://www.coldcallingtoolbox.comhttps://www.thecoldcallingtoolbox.com/mcpThis server may ask you to sign in when your AI client connects.
Last probed Nov 3, 2026 · www.thecoldcallingtoolbox.com
Check your call list | The Cold Calling Toolbox requires sign-in before tools can be listed. Connect the MCP server to inspect the live tool list in your client.
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A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsOne API to know who is worth calling. Send your calling list and get back what to call, what to deprioritise and what to remove.
Use the remote MCP URL on this page in your MCP client (Claude, Cursor, VS Code, and more). Copy the endpoint if your client needs a manual entry, then complete provider sign-in when your client connects — tools appear after authentication.
This endpoint requires provider sign-in, so MCPBundles could not list tools anonymously during the last probe. After you connect and authenticate in your MCP client, your session should receive the live tool list from the provider.
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