45 min
Lesson 4 of 5
Production Multi-Agent Systems
From the course CrewAI: Multi-Agent Frameworks
Scaling CrewAI for Production
Memory & Context
Enable memory for agents to learn from interactions:
crew = Crew(
agents=[researcher, writer],
tasks=[research_task, writing_task],
memory=True, # Enables short-term, long-term, and entity memory
)
Real-World Use Cases
Content Pipeline:
- Researcher finds topics → Analyst evaluates → Writer drafts → Editor reviews
Customer Support:
- Classifier routes tickets → Specialist resolves → QA checks response
Code Review:
- Scanner finds issues → Security checks vulnerabilities → Reviewer writes feedback
Cost Management
- Use cheaper models for simple agents (GPT-4o-mini for classifiers)
- Reserve powerful models for complex reasoning agents
- Set max_iter to prevent runaway API usage
- Monitor token usage per agent and task
Debugging Tips
- Enable
verbose=Trueon agents and crews during development - Log all tool calls and their results
- Track task completion times and token usage
- Use deterministic outputs (temperature=0) for testing
Limitations & Alternatives
- CrewAI is best for workflows with clear role separation
- For tighter agent coordination, consider LangGraph
- For simpler pipelines, function calling may suffice
- For autonomous agents, consider AutoGen or custom implementations
Key Takeaways
- •Enable memory for agents to learn across interactions
- •Use cheaper models for simple agents, powerful models for complex ones
- •Monitor token usage and set iteration limits for cost control
- •Consider alternatives like LangGraph for tightly coordinated agents
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