Files
langcode_agent/main.py
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#!/usr/bin/env python3
"""
MaxClaw Agent - A configurable agent harness using DeepAgents
Supports multiple LLM providers via LangChain's init_chat_model
"""
import os
import sys
from typing import Optional
from deepagents import create_deep_agent
from langchain.chat_models import init_chat_model
from langchain_core.messages import HumanMessage, SystemMessage
def load_model_from_config():
"""
Load the LLM model based on configuration.
Configuration can come from environment variables or a config file.
For simplicity, we'll use environment variables.
Expected environment variables:
- OPENAI_API_KEY: For OpenAI models
- OLLAMA_BASE_URL: For Ollama (e.g., https://ollama.solarpi.net)
- MODEL_PROVIDER: One of "openai", "ollama", "openrouter", etc.
- MODEL_NAME: The specific model name (e.g., "gpt-4o", "gemma2:9b")
"""
provider = os.getenv("MODEL_PROVIDER", "openai").lower()
model_name = os.getenv("MODEL_NAME", "gpt-4o")
# Configure based on provider
if provider == "openai":
# Uses OPENAI_API_KEY from environment
return init_chat_model(f"openai:{model_name}")
elif provider == "ollama":
# For Ollama, we need to specify the base URL
base_url = os.getenv("OLLAMA_BASE_URL", "http://localhost:11434")
return init_chat_model(f"ollama:{model_name}", base_url=base_url)
elif provider == "openrouter":
# For OpenRouter, we need OPENROUTER_API_KEY and optionally base URL
# Note: LangChain's init_chat_model for openrouter might require specific setup
# As of now, we assume it's supported via openai-compatible API
base_url = os.getenv("OPENROUTER_BASE_URL", "https://openrouter.ai/api/v1")
api_key = os.getenv("OPENROUTER_API_KEY")
if not api_key:
raise ValueError("OPENROUTER_API_KEY environment variable is required for OpenRouter")
# Using openai-compatible API
return init_chat_model(
f"openai:{model_name}",
base_url=base_url,
api_key=api_key
)
else:
# Fallback to openai for unknown providers (or add more as needed)
return init_chat_model(f"openai:{model_name}")
def create_maxclaw_agent(system_prompt: Optional[str] = None):
"""
Create and return a DeepAgent instance with configurable model.
"""
if system_prompt is None:
system_prompt = """You are MaxClaw, a helpful AI agent that can plan, use tools,
manage context, and delegate to subagents. You are designed to be configurable
to work with various LLM providers."""
model = load_model_from_config()
agent = create_deep_agent(
model=model,
system_prompt=system_prompt
)
return agent
def main():
"""
Main entry point for the MaxClaw agent.
"""
print("🚀 Initializing MaxClaw Agent...")
try:
agent = create_maxclaw_agent()
print("✅ Agent initialized successfully!")
# Simple test interaction
print("\n💬 You can now interact with the agent. Type 'exit' to quit.")
while True:
user_input = input("\n👤 You: ").strip()
if user_input.lower() in ['exit', 'quit']:
print("👋 Goodbye!")
break
if not user_input:
continue
# Invoke the agent
try:
result = agent.invoke({"messages": [HumanMessage(content=user_input)]})
# Extract the AI's response
ai_message = result["messages"][-1]
print(f"\n🤖 MaxClaw: {ai_message.content}")
except Exception as e:
print(f"\n❌ Error: {str(e)}")
except Exception as e:
print(f"❌ Failed to initialize agent: {str(e)}")
sys.exit(1)
if __name__ == "__main__":
main()