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RetentionRail

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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 retentionrail 'https://api.retentionrail.com/mcp' --header 'X-API-Key: <Optional RetentionRail API key (starts with rr_), created at https://retentionrail.com/account/api-key/setup. Without a key the server runs in demo mode with a sample screening report and setup instructions. Authorization: Bearer rr_... is also accepted.>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "retentionrail": {
            "type": "http",
            "url": "https://api.retentionrail.com/mcp",
            "headers": {
                "X-API-Key": "<Optional RetentionRail API key (starts with rr_), created at https://retentionrail.com/account/api-key/setup. Without a key the server runs in demo mode with a sample screening report and setup instructions. Authorization: Bearer rr_... is also accepted.>"
            }
        }
    }
}

Frequently asked questions

What is RetentionRail?

Research competitors and trends, write scripts, and screen videos before you publish.

How do I install RetentionRail?

It runs as a remote server. In Claude Code: claude mcp add --transport http retentionrail 'https://api.retentionrail.com/mcp' --header 'X-API-Key: <Optional RetentionRail API key (starts with rr_), created at https://retentionrail.com/account/api-key/setup. Without a key the server runs in demo mode with a sample screening report and setup instructions. Authorization: Bearer rr_... is also accepted.>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does RetentionRail need an API key?

Yes. It expects X-API-Key, which you set in its configuration.

Who maintains RetentionRail?

It is published by com.retentionrail. 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.