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Postbye

Official registry Other

Read-only cancellation guides, mailing addresses and letters for thousands of subscriptions.

Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http postbye 'https://postbye.com/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "postbye": {
            "type": "http",
            "url": "https://postbye.com/mcp"
        }
    }
}

Frequently asked questions

What is Postbye?

Read-only cancellation guides, mailing addresses and letters for thousands of subscriptions.

How do I install Postbye?

It runs as a remote server. In Claude Code: claude mcp add --transport http postbye 'https://postbye.com/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Postbye need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Who maintains Postbye?

It is published by com.postbye. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.