langchaingo vs langgraph

Side-by-side comparison of two AI agent tools

langchaingoopen-source

LangChain for Go, the easiest way to write LLM-based programs in Go

langgraphopen-source

Build resilient language agents as graphs.

Metrics

langchaingolanggraph
Stars9.0k28.0k
Star velocity /mo752.5k
Commits (90d)
Releases (6m)110
Overall score0.52041620315728810.8081963872278098

Pros

  • +Native Go implementation with idiomatic patterns and no Python dependencies
  • +Multi-provider support with consistent API across OpenAI, Gemini, Ollama and other LLM services
  • +Strong community and documentation including Discord support, comprehensive docs site, and API reference
  • +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

Cons

  • -Smaller ecosystem compared to the Python LangChain with fewer community plugins and extensions
  • -Go-specific limitation reduces cross-team collaboration in polyglot environments
  • -Less mature feature set compared to the original Python implementation
  • -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

Use Cases

  • Go-based web services and APIs that need to integrate ChatGPT-like completion functionality
  • Enterprise Go applications requiring LLM capabilities while maintaining existing Go infrastructure
  • Building chatbots and conversational interfaces within Go microservices architectures
  • 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