Questions? hello@viberation.devGet supportBlogDocsChangelog
Get started

Build agents as controllable step-by-step graphs.

From the LangChain team. You define each step an agent can take and how it moves between them, which makes complex agents easier to debug and run in production. Open source in Python and TypeScript, with optional paid hosting through LangSmith.

Key info

Pricing
Open source
Category
Agents
Best for
Expert
What it is
A framework: a code library for building your own agents
Do you need to code?
Yes, in Python or TypeScript
Cost
Free and open source; optional paid hosting and monitoring through LangSmith
Models
Any, through LangChain's integrations
Install
pip install langgraph, or npm install @langchain/langgraph
Good for
Complex agents that need every step to be controllable in production

Related reading

  • Fundamentals

    Row level security is the security boundary

    If your database rows are protected by a check in your application code, they are not protected. Anything holding a key can talk to the database directly, an…

    Expert

More in Agents

  • Assign a GitHub issue to Copilot and get a pull request back.

    Agents
  • Teams of role-based agents that work together.

    Agents
  • A cloud agent you assign tickets to, like a junior engineer.

    Agents
  • Google's Agent Development Kit, in four languages.

    Agents