> ## Documentation Index
> Fetch the complete documentation index at: https://docs.keinsaas.com/llms.txt
> Use this file to discover all available pages before exploring further.

# MCP Tools

> Connect Navigator to external tools and data through Model Context Protocol servers.

MCP tools extend Navigator beyond built-in capabilities. A server can expose browser control, file operations, database access, internal APIs, SaaS actions, or any other tool that follows the Model Context Protocol.

<Frame>
  <img src="https://github.com/user-attachments/assets/e4febb04-26d5-45da-a7bb-f7d452d333c2" alt="Navigator browser automation through Playwright MCP" />
</Frame>

## What MCP adds

<Columns cols={2}>
  <Card title="Tool discovery" icon="list">
    Navigator can list the tools exposed by a configured server.
  </Card>

  <Card title="Structured calls" icon="braces">
    Tool inputs and outputs are passed as structured data.
  </Card>

  <Card title="Server choice" icon="server">
    Use local `stdio` servers, remote SSE servers, or streamable HTTP servers.
  </Card>

  <Card title="User control" icon="shield">
    Pair MCP with manual tool mode for sensitive actions.
  </Card>
</Columns>

## Example prompt

```text theme={null}
Use @playwright to open the staging login page, complete the happy path,
and report any visible errors or broken UI states.
```

<Card title="Set up an MCP server" icon="plug" href="/guides/mcp-server-setup" horizontal>
  Add your first server, test its tools, and make it available in chat.
</Card>