Grok MCP

Implementation Reference

• src/server.py:523-537 (handler)

  The implementation of the 'upload_file' MCP tool, which uploads a file via the xAI client and returns the file ID, name, and size.

  @mcp.tool()
  async def upload_file(
      file_path: str,
      filename: Optional[str] = None
  ):
      client = Client(api_key=XAI_API_KEY)
      
      path = Path(file_path)
      if not path.exists():
          raise FileNotFoundError(f"File not found {file_path}")
      
      uploaded = client.files.upload(file_path)
      client.close()
      
      return f"**File uploaded successfully**\n- **File ID:** `{uploaded.id}`\n- **Filename:** {uploaded.filename}\n- **Size:** {uploaded.size} bytes"