Langchain-Chatchat
Local knowledge-based LLM RAG and Agent app with Langchain
GraphCanon updated Sep 20, 2026 · GitHub synced Sep 20, 2026
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Decision brief
Langchain-Chatchat is a local knowledge-based application that integrates RAG and Agent functionalities using Langchain and various language models like ChatGLM, Qwen, and Llama.
Good fit when
- When you need a local deployment of a knowledge-based application that supports multiple language models including ChatGLM, Qwen, and Llama.
- If you require an application that leverages Langchain for RAG and Agent functionalities, and you prefer a setup that can be easily managed through Docker.
Avoid when
- If you are looking for a cloud-based solution that does not require local deployment and management.
- When your project specifically requires a different set of language models that are not supported by Langchain-Chatchat, such as models that are not listed in its documentation.
Observed Sep 18, 2026 · Source: enrich:decision_facts
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Maintenance and security
Full trust report- Maintenance
- Slowing (311d since push)
- As of Sep 18, 2026
- Provenance
- Not a fork · Organization account
- As of Sep 18, 2026
- Security (OSV)
- No lockfile
- As of Sep 18, 2026
Public GitHub metadata and optional OSV scans. Signals, not a guarantee. Trust methodology.
Install
pip install Langchain-Chatchat PyPIHow it fits your stack(55)
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Evidence and technical details
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Overview
Langchain-Chatchat is a local knowledge-based application that integrates RAG and Agent functionalities using Langchain and various language models like ChatGLM, Qwen, and Llama.
Capability facts
- Languages
- python
Source: github.language+pyproject.toml · Sep 18, 2026
Categories
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Compatibility
Sourced claims from the README excerpt - not unsourced marketing copy.
Source: README excerpt (regex_v1, Sep 18, 2026)
docker pull ccr.ccs.tencentyun.com/langchain-chatchat/chatchat:0.3.1.3-93e2c87-20240829 # 国内镜像Source link
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README
Docker 部署 [!important] 强烈建议: 使用 docker compose 部署, 具体参考 README docker
For agents
This page has a .md twin and JSON over the API.