Frameworks

CrewAI vs LlamaIndex

TL;DR

How CrewAI and LlamaIndex compare on real-world demand, licensing, adoption and positioning — straight from the Agent Reality Index.

Agent Reality Index

CrewAI #4 in Frameworks · 60.1 / 100 LlamaIndex #3 in Frameworks · 64.4 / 100

Dimension	CrewAI	LlamaIndex
Agent Reality Index	60.1 / 100 (#4)	64.4 / 100 (#3)
Monthly search demand	~13k/mo	~12k/mo
Licensing	Open-source	Open-source
Developer adoption	55k★ on GitHub	54k★ on GitHub
Positioning	High-level / opinionated · Multi-agent team	High-level / opinionated · Single-agent

The verdict

LlamaIndex leads CrewAI on the Agent Reality Index (64.4 vs 60.1), driven mainly by stronger real-world search demand — the heaviest factor in the index. CrewAI remains a credible choice where its positioning fits your workflow better; the row above shows where the two diverge.

Figures auto-generated from the Agent Reality Index and refreshed monthly. How the index is built →

Frequently asked questions

What is the difference between CrewAI and LlamaIndex?

How CrewAI and LlamaIndex compare on real-world demand, licensing, adoption and positioning — straight from the Agent Reality Index.

Is CrewAI or LlamaIndex better?

How do CrewAI and LlamaIndex compare on the Agent Reality Index?

On the Agent Reality Index, CrewAI scores 60.1 of 100 (ranked #4 in Frameworks) and LlamaIndex scores 64.4 of 100 (#3 in Frameworks). The index weights real-world demand most heavily and refreshes monthly.