langgraph vs n8n

Side-by-side comparison of two AI agent tools

langgraphopen-source

Build resilient language agents as graphs.

n8nfree

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

Metrics

langgraphn8n
Stars27.7k181.4k
Star velocity /mo2.3k15.1k
Commits (90d)
Releases (6m)1010
Overall score0.75864117826051560.8257313925210539

Pros

  • +Durable execution ensures agents automatically resume from exactly where they left off after failures or interruptions
  • +Comprehensive memory system with both short-term working memory for ongoing reasoning and long-term persistent memory across sessions
  • +Seamless human-in-the-loop capabilities allow for inspection and modification of agent state at any point during execution
  • +Hybrid approach combining visual workflow building with full JavaScript/Python coding capabilities when needed
  • +AI-native platform with LangChain integration for building sophisticated AI agent workflows using custom data and models
  • +Fair-code license ensures source code transparency with self-hosting options, providing data control and deployment flexibility

Cons

  • -Low-level framework requires more technical expertise and setup compared to high-level agent builders
  • -Graph-based agent design paradigm may have a steeper learning curve for developers new to agent orchestration
  • -Production deployment complexity may be overkill for simple chatbot or single-turn use cases
  • -Requires technical knowledge to fully leverage coding capabilities and advanced features
  • -Self-hosting demands infrastructure management and maintenance overhead
  • -Fair-code license restricts commercial usage at scale without enterprise licensing

Use Cases

  • Long-running autonomous agents that need to persist through system failures and operate over days or weeks
  • Complex multi-step workflows requiring human oversight, approval, or intervention at specific decision points
  • Stateful agents that must maintain context and memory across multiple sessions and interactions
  • Building AI agent workflows that process customer data using LangChain and custom language models
  • Automating complex business processes that require both API integrations and custom business logic
  • Creating data synchronization pipelines between multiple SaaS tools while maintaining full control over sensitive data through self-hosting
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