A agentindex
Comparison

LlamaIndex vs Smolagents

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

LlamaIndex

The data framework for LLM applications.

  • + Best-in-class data connectors and retrieval
  • + Workflows now support agentic flows
  • − Broad surface area is intimidating
  • − Agent story overlaps with LangGraph

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 LlamaIndex 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, local, byok claude, gpt, gemini, local, byok
Languages python, typescript python
GitHub stars 50.4k 28.0k
Last activity 2026-06-24 2026-06-23