Sideways MCP Server: Install & Setup

Install Sideways in Claude Code

Claude Code

claude mcp add --transport http usesideways-sideways https://usesideways.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "usesideways-sideways": {
      "url": "https://usesideways.com/mcp"
    }
  }
}

Frequently asked questions

What does the Sideways MCP server do?

Use Sideways for unexpected questions and lateral thinking prompts to break through mental blocks.

Is the Sideways MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Sideways run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Sideways to Claude Code?

Run: claude mcp add --transport http usesideways-sideways https://usesideways.com/mcp

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