n4nAI

Topic

CrewAI Multi-Agent Systems

12 posts on crewai multi-agent systems — part of ai agents & automation on the n4n AI blog.

AI agents & automationComparison

Sequential vs hierarchical processes in CrewAI

Compare CrewAI sequential vs hierarchical processes across cost, latency, ergonomics, and limits to pick the right orchestration model for production agents.

5 min read
AI agents & automationHow-to

How to manage memory across a CrewAI crew

A hands-on guide to CrewAI memory management across multi-agent crews: implement short-term, long-term, and entity memory with code and verification steps.

4 min read
AI agents & automationHow-to

How to define agent roles in CrewAI

Step-by-step guide to defining CrewAI agent roles: set role, goal, backstory, tools, and LLM backend, then run a crew and verify outputs.

4 min read
AI agents & automationHow-to

How to debug CrewAI agents that stall mid-task

CrewAI agent stuck debugging: follow these steps to reproduce stalls, add tool timeouts, cap iterations, and route via fallback LLM endpoints.

4 min read
AI agents & automationHow-to

How to add custom tools to a CrewAI agent

Step-by-step guide to building and attaching CrewAI custom tools to your agents, with runnable Python code and verification tips for production.

4 min read
AI agents & automationAnalysis

How much does running a CrewAI crew cost in tokens

Practical analysis of CrewAI token cost: how multi-agent overhead multiplies LLM spend, where tokens hide, and levers to cut cost without losing capability.

5 min read
AI agents & automationGuide

CrewAI flows: combining structure with agent autonomy

A practical guide to CrewAI flows: how to combine deterministic workflow structure with agent autonomy, including code, pitfalls, and tradeoffs.

3 min read
AI agents & automationTutorial

Getting started with CrewAI: your first agent crew

Hands-on CrewAI tutorial for beginners: install deps, define researcher and writer agents, run a sequential crew, and interpret the multi-agent output.

3 min read
AI agents & automationComparison

CrewAI vs LangGraph: which one for your workflow

A hands-on engineering comparison of CrewAI vs LangGraph across capabilities, cost, latency, ergonomics, and ecosystem to pick the right agent framework.

4 min read
AI agents & automationComparison

CrewAI vs AutoGen: a side-by-side comparison

CrewAI vs AutoGen: a pragmatic engineer's comparison of multi-agent frameworks across capabilities, cost, latency, ergonomics, and ecosystem.

5 min read
AI agents & automationDefinition

CrewAI roles, tasks, and processes explained

CrewAI roles and tasks are the primary abstractions for building multi-agent systems; this guide explains processes, gives code, and debunks myths.

4 min read
AI agents & automationTutorial

Building a research crew with CrewAI and GPT-4o

Hands-on tutorial: build a multi-agent research crew with CrewAI and GPT-4o. Includes prerequisites, runnable Python code, and expected output checkpoints.

3 min read