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Cline MCP docs You can find your API key at ref.tools/keys

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Install Steps

  1. Open Cline plugin in VSCode and click the MCP Servers button at the top.
  1. Select the Configure tab and click Configure MCP Servers. This should open cline_mcp_settings.json.
  2. Update cline_mcp_settings.json 
{
  "mcpServers": {
    "Ref": {
      "command": "npx",
      "args": ["ref-tools-mcp@latest"],
      "env": {
        "REF_API_KEY": "<YOUR_API_KEY>"
      }
    }
  }
}

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Verify

Open a new chat with Cline and run the following prompt. 
what is ref tools mcp, search the docs with ref
This should results in a ref_search_documentation tool call.

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Get help

If you have any issues, please reach out to help@ref.tools. We’re happy to help you get started!