A agentindex
Comparison

LangGraph vs Smolagents

A like-for-like, spec-level comparison. Both entries are verified against their docs and repo.

LangGraph

Graph-based agent orchestration from LangChain.

  • + Explicit state graph suits complex workflows
  • + Checkpointing enables human-in-the-loop
  • − Steep learning curve
  • − Tied to the LangChain ecosystem

Smolagents

Hugging Face's minimalist code-writing agents.

  • + Minimal and easy to reason about
  • + Code-as-action avoids JSON tool schemas
  • − Less orchestration than LangGraph
  • − Executing agent code needs sandboxing
Spec LangGraph Smolagents
Category framework framework
License MIT Apache-2.0
Open source Yes Yes
Self-hostable Yes Yes
MCP support Yes Yes
Pricing free free
Starting price BYOK usage cost BYOK usage cost
Models claude, gpt, gemini, byok claude, gpt, gemini, local, byok
Languages python, typescript python
GitHub stars 35.7k 28.0k
Last activity 2026-06-25 2026-06-23