n4nAI

Topic

CrewAI & AutoGen Multi-Agent Debugging

13 posts on crewai & autogen multi-agent debugging — part of developer tools on the n4n AI blog.

Developer toolsGuide

Why CrewAI crews get stuck in infinite loops

Practical guide to CrewAI infinite loop debugging: trace agent delegation, set timeouts, cap iterations, and fix prompt loops in multi-agent crews.

4 min read
Developer toolsHow-to

Tracing token usage across CrewAI agent chains

Learn how to implement tracing token usage in CrewAI agent chains with per-agent attribution using LangChain callbacks and OpenAI-compatible metering.

4 min read
Developer toolsTutorial

Logging AutoGen agent messages for debugging

Learn how to implement structured logging for AutoGen agent messages to debug multi-agent workflows, with runnable Python code and expected outputs.

2 min read
Developer toolsHow-to

How to unit test CrewAI agent tools

Learn practical steps for unit testing CrewAI agent tools with pytest, mocks, and schema validation to keep multi-agent pipelines reliable and debuggable.

3 min read
Developer toolsHow-to

How to trace AutoGen multi-agent conversations

Practical steps for tracing AutoGen multi-agent conversations: wrap the LLM client, hook messages, and export traces to JSONL or OTel with runnable Python code.

2 min read
Developer toolsHow-to

Fixing CrewAI agent output parsing errors

Practical guide to resolving CrewAI output parsing errors in multi-agent pipelines: enforce JSON schemas, build custom parsers, add retries with validation.

2 min read
Developer toolsHow-to

Debugging CrewAI task delegation errors

Practical steps to diagnose and fix CrewAI task delegation errors in multi-agent pipelines, from verbose logging to LLM fallback and isolated tests.

3 min read
Developer toolsGuide

Debugging CrewAI agent handoff failures

Practical steps to diagnose and fix CrewAI agent handoff debugging issues: tracing context, validating outputs, and inspecting hierarchical delegation.

3 min read
Developer toolsGuide

Debugging AutoGen group chat deadlocks

A practical, ordered path for AutoGen group chat deadlock debugging: reproduce in isolation, trace speaker selection, set round limits, and break I/O hangs.

4 min read
Developer toolsGuide

Debugging AutoGen function calling failures

A practical, ordered path for AutoGen function calling debugging: from schema validation to agent loop tracing, logging, and fallback strategies.

3 min read
Developer toolsGuide

Catching silent failures in CrewAI multi-agent pipelines

A practical guide to CrewAI silent failure detection: instrument agents, enforce output contracts, and build fallbacks to catch broken multi-agent pipelines.

2 min read
Developer toolsTutorial

Building observability dashboards for CrewAI crews

Learn to build a CrewAI observability dashboard with step callbacks, SQLite logging, and Streamlit to monitor multi-agent crews in production. A hands-on tutorial for engineers.

3 min read
Developer toolsComparison

AutoGen vs CrewAI: debugging tools compared

A practitioner's head-to-head on AutoGen vs CrewAI debugging tools: capabilities, cost, latency, ergonomics, ecosystem, limits, and which to use.

4 min read