Compare Atomic Agents and LangGraph side by side. Both are tools in the Agent Frameworks category.
| Category | Agent Frameworks | Agent Frameworks |
| Pricing | Free (open-source) | — |
| Best For | Developers who want structured, type-safe agent development built on Instructor | — |
| Website | github.com | langchain.com |
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Key criteria to evaluate when comparing Agent Frameworks solutions:
Atomic Agents is an open-source agent framework built on top of Instructor, designed for building AI agents with a focus on structured outputs and composability. It extends Instructor's structured output capabilities into a full agentic framework with tool use, multi-step planning, and agent orchestration, emphasizing type-safe, schema-driven agent development.
LangGraph is LangChain's graph-based orchestration framework for building stateful, multi-step AI agents. It models agent workflows as directed graphs with nodes and edges, enabling complex control flow patterns like branching, looping, and human-in-the-loop interactions. LangGraph supports persistent state, streaming, and deployment via LangGraph Cloud.
Developer frameworks and SDKs for building autonomous AI agents with tool use, planning, multi-step reasoning, and orchestration capabilities.
Browse all Agent Frameworks tools →