Stackd
Back
LangGraph logo

LangGraph

Visit site

Low-level agent orchestration framework for stateful multi-agent applications

Free (OSS) | LangSmith Deployment from $0AgentsLast verified: 2026-01-18

Overview

LangGraph is an open-source framework for building stateful, multi-actor agent applications as graphs. Provides low-level orchestration with durable execution, human-in-the-loop interrupts, comprehensive memory (short and long-term), streaming, and time travel debugging. LangGraph 1.0 released October 2025 with node-level caching, deferred execution, and MCP endpoint support. Framework-agnostic - can be used with or without LangChain.

Works with

PythonLangChainOpenAIAnthropicAny LLM

Pricing

MOST POPULAR
FreeOpen Source
  • Full LangGraph framework
  • Durable execution
  • Human-in-the-loop interrupts
  • Short and long-term memory
  • Streaming support
  • Time travel debugging
  • Subgraphs support
  • MCP endpoint support (1.0)
  • Node-level caching (1.0)
  • Works with or without LangChain
  • Self-hosted deployment
  • Community support
$0/moLangSmith Developer
  • 1 free Dev deployment
  • Unlimited deployment runs on Dev
  • 5,000 traces/month
  • LangGraph Studio access
  • LangSmith observability
  • Community support
$39/seat/moLangSmith Plus
  • 1 free Dev deployment with unlimited runs
  • Additional deployments: $0.005/run
  • 10,000 traces/month included
  • LangGraph Studio
  • LangSmith observability
  • Prompt management
  • Priority support
  • Up to 10 users
CustomLangSmith Enterprise
  • All Plus features
  • Cloud, Hybrid, or Self-hosted deployment
  • Hybrid: SaaS control plane + self-hosted data
  • Unlimited users
  • SSO and RBAC
  • Dedicated support with Slack channel
  • Custom data retention
  • Annual invoicing

Pros

  • +Powerful state management for complex agents
  • +Production-proven at Klarna, Replit, Elastic
  • +Built-in human-in-the-loop
  • +Works without LangChain
  • +Visual debugging with LangGraph Studio
  • +MCP support (v1.0)
  • +Free Dev deployment with unlimited runs

Cons

  • -Learning curve for graph-based thinking
  • -Production deployment requires LangSmith subscription
  • -Plus plan limited to 10 users
  • -Enterprise needed for self-hosted data plane

Find similar tools

Get Discovered by Developers

Promote your tool

Reach thousands of developers actively searching for AI tools. Featured listings get 10x more clicks.