---
title: "ECC vs Langchain-Chatchat"
type: "comparison"
canonical_url: "https://www.graphcanon.com/compare/affaan-m-ecc-vs-chatchat-space-langchain-chatchat"
tools: ["affaan-m-ecc", "chatchat-space-langchain-chatchat"]
---

# ECC vs Langchain-Chatchat

Neutral, constraint-first comparison with live GitHub stats.

| | [ECC](/tools/affaan-m-ecc.md) | [Langchain-Chatchat](/tools/chatchat-space-langchain-chatchat.md) |
| --- | --- | --- |
| Tagline | The agent harness performance optimization system | Langchain-Chatchat is a local knowledge-based RAG and Agent application for LLMs like ChatGLM, Qwen and Llama. |
| Stars | 226,991 | 38,265 |
| Forks | 34,707 | 6,217 |
| Open issues | 73 | 23 |
| Language | JavaScript | Python |
| License | MIT | Apache-2.0 |
| Categories | AI Agents, Developer Tools | Inference & Serving, LLM Frameworks, Developer Tools |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=affaan-m-ecc`](/api/graphcanon/graph?tool=affaan-m-ecc)
- LLM index: [/llms.txt](/llms.txt)
- Full corpus: [/llms-full.txt](/llms-full.txt)

_GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_