# LightRAG vs RAGFlow

LightRAG is free, with no paid plan attached. RAGFlow is free, with no paid plan attached.

| | LightRAG | RAGFlow |
|---|---|---|
| Pricing | Free | Free |
| Free to start | Yes | Yes |
| Category | AI Agents & Automation | AI Agents & Automation |
| Type | Agent Memory & RAG-as-a-Service | Agent Memory & RAG-as-a-Service |
| Best for | Simple, fast graph-based RAG from HKU Data Science lab (EMNLP 2025) | Open-source RAG engine with deep document parsing and agent workflows |

## FAQ

### LightRAG vs RAGFlow: what is the difference?

LightRAG is free, with no paid plan attached and is listed for simple, fast graph-based RAG from HKU Data Science lab (EMNLP 2025). RAGFlow is free, with no paid plan attached and is listed for open-source RAG engine with deep document parsing and agent workflows. Both sit in Agent Memory & RAG-as-a-Service.

### Is LightRAG or RAGFlow cheaper to start with?

Neither — LightRAG and RAGFlow are both free, so the choice comes down to capability rather than cost. Both entries list what they uniquely do above.

### Which should I choose, LightRAG or RAGFlow?

Choose LightRAG if you need simple, fast graph-based RAG from HKU Data Science lab (EMNLP 2025); choose RAGFlow if you need open-source RAG engine with deep document parsing and agent workflows. Flocci AI Tools does not rank one above the other — it shows both feature sets side by side and lets the requirement decide.

## Related

- [LightRAG](https://aitools.flocci.in/tool/lightrag)
- [RAGFlow](https://aitools.flocci.in/tool/ragflow)
- [LightRAG alternatives](https://aitools.flocci.in/alternatives/lightrag)
- [RAGFlow alternatives](https://aitools.flocci.in/alternatives/ragflow)
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Source: Flocci AI Tools — https://aitools.flocci.in/compare/lightrag-vs-ragflow

Facts last verified: October 2026