Delphi MCP コンポーネント — Model Context Protocol クライアントとサーバー

uses
  sgcWebSocket_Server, sgcAI, sgcAI_MCP_Classes, sgcAI_MCP_Server;

procedure TForm1.SetupMCPServer;
begin
  // Attach the MCP API component to a sgcWebSockets HTTP server
  MCPServer.Server := Server;
  MCPServer.EndpointOptions.Endpoint := '/mcp';
  MCPServer.MCPOptions.ServerInfo.Name    := 'sgc-mcp-server';
  MCPServer.MCPOptions.ServerInfo.Version := '1.0.0';

  // Register a callable tool with a typed argument
  with MCPServer.Tools.AddTool('GetTemperature',
    'Get the actual temperature in a city.') do
    InputSchema.Properties.AddProperty('city', True);

  MCPServer.OnMCPRequestTool := MCPRequestTool;
  Server.Port   := 8080;
  Server.Active := True;
end;

procedure TForm1.MCPRequestTool(Sender: TObject;
  const aSession: TsgcAI_MCP_Session;
  const aRequest: TsgcAI_MCP_Request_ToolsCall;
  const aResponse: TsgcAI_MCP_Response_ToolsCall);
begin
  if aRequest.Params.Name = 'GetTemperature' then
    aResponse.Result.Content.AddText('The current temperature in ' +
      aRequest.Params.Arguments.Item[0].Value + ' is 22 Celsius');
end;