Function main

examples/tool_calling_multistep.cpp:124–273

}

int main() {
  std::cout << "AI SDK C++ - Multi-Step Tool Calling Example\n";
  std::cout << "=============================================\n\n";

  // Create OpenAI client
  auto client = ai::openai::create_client();

  // Define tools
  ai::ToolSet tools = {
      {"lookup_user", ai::create_simple_tool(
                          "lookup_user", "Look up user information by user ID",
                          {{"user_id", "string"}}, lookup_user)},
      {"get_weather", ai::create_simple_tool(
                          "get_weather", "Get current weather for a location",
                          {{"location", "string"}}, get_weather)},
      {"send_email",
       ai::create_simple_tool(
           "send_email", "Send an email notification",
           {{"to", "string"}, {"subject", "string"}, {"body", "string"}},
           send_email)},
      {"get_recommendations",
       ai::create_simple_tool("get_recommendations",
                              "Get activity recommendations for a city, "
                              "optionally considering weather",
                              {{"city", "string"}, {"weather", "string"}},
                              get_recommendations)}};

  // Step callback to monitor progress
  auto step_callback = [](const ai::GenerateStep& step) {
    std::cout << "\n--- Step Completed ---\n";
    std::cout << "Text: " << step.text << "\n";
    std::cout << "Tool calls: " << step.tool_calls.size() << "\n";
    std::cout << "Tool results: " << step.tool_results.size() << "\n";
    std::cout << "Finish reason: ";
    switch (step.finish_reason) {
      case ai::kFinishReasonStop:
        std::cout << "stop";
        break;
      case ai::kFinishReasonLength:
        std::cout << "length";
        break;
      case ai::kFinishReasonToolCalls:
        std::cout << "tool_calls";
        break;
      case ai::kFinishReasonError:
        std::cout << "error";
        break;
      default:
        std::cout << "unknown";
        break;
    }
    std::cout << "\n----------------------\n\n";
  };

  // Example 1: Multi-step workflow
  std::cout << "1. Multi-Step Workflow Example:\n";
  std::cout << "Task: Look up user 'alice', get weather for her city, get "
               "recommendations, and send her an email\n\n";