Irrational MCP Server: Install & Setup

Install Irrational in Claude Code

Claude Code

claude mcp add --transport http irrational https://irrational.pages.dev/mcp/server

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

{
  "mcpServers": {
    "irrational": {
      "url": "https://irrational.pages.dev/mcp/server"
    }
  }
}

Frequently asked questions

What does the Irrational MCP server do?

Adversarial behavioural-bias engine — audits your decisions for cognitive biases via your own AI.

Is the Irrational 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 Irrational run locally or remotely?

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

How do I add Irrational to Claude Code?

Run: claude mcp add --transport http irrational https://irrational.pages.dev/mcp/server

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