const response = await agent.streamText("What's the weather like in San Francisco?");

for await (const chunk of response.fullStream) {
  switch (chunk.type) {
    case "text-delta":
      process.stdout.write(chunk.textDelta); 
      break;
    case "tool-call":
      console.log(`Using tool: ${chunk.toolName}`);
      break;
    case "tool-result":
      console.log(`Tool completed: ${chunk.toolName}`);
      break;
    case "finish":
      console.log(`Done! Tokens used: ${chunk.usage?.totalTokens}`);
      break;
  }

const agent = new Agent({
  id: "assistant",
  name: "Assistant",
  instructions: "You are a helpful assistant that can answer questions and help with tasks.",
  model: "gpt-4.1-mini",
  
  hooks: {
    onEnd: async (result) => {
      await chatStore.save({
        conversationId: result.conversationId,
        messages: convertToUIMessages(result.operationContext),
      });
    },
  },
});

new VoltAgent({
  agents: { myAgent },
  server: {
    customEndpoints: [
      // Custom API endpoints
      {
        path: "/api/health",
        method: "get" as const,
        handler: async (c) => c.json({ status: "healthy" }),
        description: "Health check endpoint",
      },
    ],
  },
});