update

.env

@@ -16,4 +16,4 @@ DEPLOY_VERCEL_URL="https://humanoid-ai-robotics-book-1.vercel.app"     # /sitema
 # AGENT_MODEL="gpt-4o-mini"
 
 
-# OPENROUTER_API_KEY="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"
+OPENROUTER_API_KEY="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"

agent.py

@@ -18,16 +18,27 @@ from fastapi.middleware.cors import CORSMiddleware
 from pydantic import BaseModel, Field, validator
 from dotenv import load_dotenv
 
+# Load environment first
+load_dotenv()
+
 from agents import OpenAIChatCompletionsModel
 from openai import AsyncOpenAI
 
-OPENROUTER_API_KEY = "your-openrouter-api-key"
+# Get OpenRouter API key from environment
+OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY")
+if not OPENROUTER_API_KEY:
+    raise ValueError(
+        "OPENROUTER_API_KEY environment variable must be set. "
+        "Get a free key from https://openrouter.ai/"
+    )
 
+# Configure AsyncOpenAI client for OpenRouter
 client = AsyncOpenAI(
     api_key=OPENROUTER_API_KEY,
     base_url="https://openrouter.ai/api/v1",
 )
 
+# Use OpenRouter's free model: tencent/hy3-preview:free
 third_party_model = OpenAIChatCompletionsModel(
     openai_client=client, model="tencent/hy3-preview:free"
 )
@@ -50,9 +61,6 @@ except ImportError:
         "openai-agents package required. Install: pip install openai-agents"
     )
 
-# Load environment
-load_dotenv()
-
 # Setup logging
 logger = setup_logging("agent")
 

api.py

@@ -31,8 +31,8 @@ load_dotenv()
 
 # Import agent components
 try:
-    from agent import get_agent, Runner
-    from agent import ToolCallOutputItem, Source as AgentSource
+    from agent import get_agent, Source as AgentSource
+    from agents import Runner, ToolCallOutputItem
 except ImportError as e:
     raise ImportError(f"Failed to import agent module: {e}")