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LangGraph

4.2
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LangGraph helps you build reliable and complex AI agents for any task. It gives you deep control over agent workflows, built-in memory for long-term interactions, and tools for human oversight, making sure your AI apps are robust and user-friendly.

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OverviewFeaturesUse CasesFAQIntegrationsPricing

About LangGraph

Who It's For

LangGraph is for developers building smart, reliable AI agents. It suits apps where agents perform complex tasks, remember conversations, or work with humans. If you need precise control and scalable AI solutions, this tool is for you.

What You Get

You get a flexible system to design custom AI agent workflows. It includes built-in memory for long-term interactions, moderation tools, and human collaboration. Plus, real-time streaming improves user experience, and robust infrastructure ensures scalable deployments.

How It Works

LangGraph provides core building blocks to define how AI agents operate. You can set up various workflows, allowing agents to work together or with human approvals. It manages agent memory, supports "time-travel" debugging, and helps deploy and monitor your agents at scale.

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Course

Features & Capabilities

⚙️ Core Agent Orchestration

Diverse Control Flows

Supports single, multi-agent, hierarchical, and sequential control flows for robustly handling complex scenarios.

Customizable Agent Design

Provides low-level primitives for creating fully customizable and expressive agent workflows.

Moderation & Quality Loops

Enables easy addition of moderation and quality checks to prevent agents from veering off course.

Built-in Memory

Persists conversation histories and maintains context for rich, personalized interactions across sessions.

🤝 Human-Agent Collaboration

Human-in-the-Loop Control

Integrates human review and approval steps to guide, moderate, and steer agent actions.

Agent Action Inspection

Allows seamless inspection of agent actions and 'time-travel' to roll back and correct course.

Real-time Streaming

Offers native token-by-token and intermediate step streaming for transparent agent reasoning and actions, improving UX.

🚀 Deployment & Scalability

Scalable Infrastructure

Provides infrastructure built for agents to quickly deploy and scale applications, handling large workloads gracefully.

Fault-Tolerant Design

Enhances resilience with horizontally scaling servers, task queues, persistence, intelligent caching, and automated retries.

Flexible Deployment Options

Supports various deployment models including cloud, hybrid, and fully self-hosted solutions for agents.

Dynamic APIs for UX

Offers APIs with long-term memory to craft personalized user experiences and manage application state across sessions.

🛠️ Developer Tools & Productivity

LangGraph Studio

Simplifies prototyping, debugging, and sharing of agents within a visual development environment.

One-Click Deployment

Facilitates easy deployment of applications via SaaS offerings or within a private VPC.

LangSmith Integration

Enables comprehensive monitoring of application performance and activity through integration with LangSmith.

Templatized Architectures

Allows templatizing cognitive architectures with Assistants for easily configurable tools, prompts, and models.

Use Cases

Ensuring Reliable AI Agent Performance with Human Oversight

Developers face challenges in building AI agents that reliably execute complex, multi-step tasks without veering off course. LangGraph addresses this by providing a flexible architecture for multi-agent workflows, combined with moderation loops and human-in-the-loop capabilities, allowing humans to review, approve, and "time-travel" to correct agent actions, thereby building trust and ensuring accuracy.

Enterprise SoftwareFor: AI Developers

Deploying Scalable and Fault-Tolerant AI Agent Applications

Bringing AI agents from development to a production environment at scale requires robust infrastructure to handle large workloads, ensure resilience, and maintain long-term user context. LangGraph Platform offers fault-tolerant scalability with horizontal scaling, intelligent caching, automated retries, and dynamic APIs with persistent memory, enabling developers to confidently deploy and manage performant, stateful AI applications.

Enterprise ITFor: AI Engineers

Delivering Engaging and Context-Aware User Experiences with AI

Users expect real-time feedback and personalized interactions from AI agents, but achieving this with complex agents can be difficult. LangGraph bridges this gap through native token-by-token streaming, which visually communicates agent reasoning and actions in real-time, coupled with built-in long-term memory to recall past conversations and personalize interactions across sessions, creating a more intuitive and responsive user experience.

B2C ApplicationsFor: Product Managers

Automating Multi-Stage Business Workflows with Intelligent Agents

Organizations often grapple with automating intricate business processes that involve multiple steps, conditional logic, and the need for human input or review at various stages. LangGraph provides the low-level primitives to design highly customizable, multi-agent workflows with durable execution and integrated human-in-the-loop controls, enabling the automation of tasks from complex research to dynamic approval processes, improving operational efficiency.

Enterprise OperationsFor: Business Process Engineers

Frequently asked questions

Tags

multi-agent systemsworkflow orchestrationagent developmentagent buildingagent workflow

Specifications

Deployment
Browser
API
Self-hosted
Cloud
Target Audience
Individual
Startup
Business
Enterprise
Complexity
Expert

Pricing

Developer

Per monthly

Free
  • Maximum of 1 seat
  • 5k base traces / mo included
  • LangSmith Observability & Evaluation suite (Tracing, Monitoring, Insights, Evals, Dataset collection, Annotation queue, Prompt Hub, Playground, Bulk data export)
  • Authentication & authorization for LangGraph APIs
  • Cloud Hosting
  • SSO (Google, GitHub)
  • Organization Roles (User and Admin)
  • Community Slack Support

Plus

Per monthly

$39
  • Includes all features from the Developer plan
  • Up to 10 seats, billed at $39 per seat/month
  • 10k base traces / mo included
  • 1 free Dev deployment with unlimited node executions
  • Additional deployments: $0.001/node execution, $0.0007/min Dev, $0.0036/min Prod uptime cost
  • LangSmith Deployment: Expose agent as MCP server, Real-time streaming, Agent Authorization (beta), 1-Click Deploy
  • Fully managed by LangChain infrastructure
  • Data location in LangChain's Cloud (US or EU)
  • Custom SSO
  • Email Support, Team trainings

Enterprise

Per annually

Free
  • Includes all features from the Plus plan
  • Custom number of users
  • Custom base traces / mo
  • Custom node execution and uptime costs
  • Enhanced LangSmith Deployment (Horizontally-scalable service, 30+ API endpoints, Cron scheduling)
  • Flexible Hosting options (Cloud, Hybrid, Self-Hosted)
  • Flexible Infrastructure options (Managed, Hybrid, Self-managed)
  • Flexible Data location (Cloud, Hybrid, Your VPC)
  • Enhanced Support (Architectural guidance, Access to deployed engineers, SLA, Procurement, Custom Terms, Infosec Review)

✓ Free plan • ✓ Plans from $39 / monthly • ✓ Enterprise options

Integrations

LangSmith

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Links

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