Initial commit

templates/agent-with-tools.ts

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+// Agent class with multiple tools
+// AI SDK Core - Agent class for multi-step execution
+
+import { Agent, tool } from 'ai';
+import { anthropic } from '@ai-sdk/anthropic';
+import { z } from 'zod';
+
+// Create agent with tools
+const weatherAgent = new Agent({
+  model: anthropic('claude-sonnet-4-5'),
+  system: 'You are a weather assistant. Always provide temperature in the user\'s preferred unit.',
+  tools: {
+    getWeather: tool({
+      description: 'Get current weather for a location',
+      inputSchema: z.object({
+        location: z.string(),
+      }),
+      execute: async ({ location }) => {
+        console.log(`[Tool] Getting weather for ${location}...`);
+        // Simulate API call
+        return {
+          location,
+          temperature: 72,
+          condition: 'sunny',
+          humidity: 65,
+          unit: 'fahrenheit',
+        };
+      },
+    }),
+
+    convertTemp: tool({
+      description: 'Convert temperature between Fahrenheit and Celsius',
+      inputSchema: z.object({
+        fahrenheit: z.number(),
+      }),
+      execute: async ({ fahrenheit }) => {
+        console.log(`[Tool] Converting ${fahrenheit}°F to Celsius...`);
+        const celsius = Math.round(((fahrenheit - 32) * 5 / 9) * 10) / 10;
+        return { celsius };
+      },
+    }),
+
+    getAirQuality: tool({
+      description: 'Get air quality index for a location',
+      inputSchema: z.object({
+        location: z.string(),
+      }),
+      execute: async ({ location }) => {
+        console.log(`[Tool] Getting air quality for ${location}...`);
+        // Simulate API call
+        return {
+          location,
+          aqi: 42,
+          level: 'good',
+          pollutants: {
+            pm25: 8,
+            pm10: 15,
+            o3: 35,
+          },
+        };
+      },
+    }),
+  },
+});
+
+async function main() {
+  console.log('Starting agent conversation...\n');
+
+  const result = await weatherAgent.run({
+    messages: [
+      {
+        role: 'user',
+        content: 'What is the weather in San Francisco? Tell me in Celsius and include air quality.',
+      },
+    ],
+  });
+
+  console.log('\n--- Agent Response ---');
+  console.log(result.text);
+
+  console.log('\n--- Execution Summary ---');
+  console.log('Total steps:', result.steps);
+  console.log('Tools used:', result.toolCalls?.map(tc => tc.toolName).join(', ') || 'none');
+}
+
+main().catch(console.error);