feat: add a subagent frame

agentlite/examples/multi_agent.py

@@ -0,0 +1,54 @@
+"""Example: Multi-Agent Usage
+
+This example demonstrates using multiple agents working independently.
+"""
+
+import asyncio
+import os
+
+from agentlite import Agent, OpenAIProvider
+
+
+async def main():
+    """Run the multi-agent example."""
+    # Create provider
+    provider = OpenAIProvider(
+        api_key=os.getenv("OPENAI_API_KEY", "your-api-key"),
+        model="gpt-4o-mini",
+    )
+
+    # Create specialized agents
+    researcher = Agent(
+        provider=provider,
+        system_prompt="You are a research assistant. Provide factual, well-researched information.",
+    )
+
+    writer = Agent(
+        provider=provider,
+        system_prompt="You are a creative writer. Write engaging and clear content.",
+    )
+
+    critic = Agent(
+        provider=provider,
+        system_prompt="You are an editor. Review and improve content for clarity and accuracy.",
+    )
+
+    # Research phase
+    print("=== Research Phase ===")
+    topic = "artificial intelligence in healthcare"
+    research = await researcher.run(f"Research {topic}. Provide key points.")
+    print(f"Research:\n{research}\n")
+
+    # Writing phase
+    print("=== Writing Phase ===")
+    content = await writer.run(f"Write a blog post about {topic} using this research:\n{research}")
+    print(f"Draft:\n{content}\n")
+
+    # Review phase
+    print("=== Review Phase ===")
+    review = await critic.run(f"Review this blog post and suggest improvements:\n{content}")
+    print(f"Review:\n{review}\n")
+
+
+if __name__ == "__main__":
+    asyncio.run(main())