{"id":25906278,"url":"https://github.com/btrcm00/chatbot-with-langchain","last_synced_at":"2025-03-03T06:01:49.422Z","repository":{"id":198036942,"uuid":"699264770","full_name":"minhbtrc/langchain-chatbot","owner":"minhbtrc","description":"This code is an implementation of a chatbot using LLM chat model API and Langchain.","archived":false,"fork":false,"pushed_at":"2023-12-01T02:32:33.000Z","size":679,"stargazers_count":53,"open_issues_count":0,"forks_count":12,"subscribers_count":6,"default_branch":"main","last_synced_at":"2025-03-02T01:08:54.548Z","etag":null,"topics":["chatbot","gpt-4","gradio","langchain","langserve","langsmith","lcel","llm","mongodb","openai","personality-chatbot","presidio","runnable","streaming","streaming-response"],"latest_commit_sha":null,"homepage":"","language":"Python","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/minhbtrc.png","metadata":{"files":{"readme":"README.md","changelog":"CHANGELOG.md","contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2023-10-02T09:31:33.000Z","updated_at":"2025-01-23T17:34:12.000Z","dependencies_parsed_at":"2023-10-21T11:25:16.598Z","dependency_job_id":"46aa1150-9783-44ee-ae0a-09b932d3f134","html_url":"https://github.com/minhbtrc/langchain-chatbot","commit_stats":null,"previous_names":["btrcm00/chatbot-with-langchain","spartan-minhbui/chatbot-with-langchain","minhbtrc/langchain-chatbot","spartan-minhbui/langchain-chatbot"],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/minhbtrc%2Flangchain-chatbot","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/minhbtrc%2Flangchain-chatbot/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/minhbtrc%2Flangchain-chatbot/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/minhbtrc%2Flangchain-chatbot/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/minhbtrc","download_url":"https://codeload.github.com/minhbtrc/langchain-chatbot/tar.gz/refs/heads/main","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":241616690,"owners_count":19991542,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["chatbot","gpt-4","gradio","langchain","langserve","langsmith","lcel","llm","mongodb","openai","personality-chatbot","presidio","runnable","streaming","streaming-response"],"created_at":"2025-03-03T06:01:28.999Z","updated_at":"2025-03-03T06:01:49.371Z","avatar_url":"https://github.com/minhbtrc.png","language":"Python","funding_links":[],"categories":["开源项目","Open Source Projects"],"sub_categories":["其他聊天机器人","Other / Chatbots"],"readme":"# Chatbot with Langchain, LangSmith.\n\n## Requirement\n\n- Python version \u003e= 3.9. Because langchainhub package require it\n\n## Description\n\n- This is a chatbot implementation with Langchain framework.\n    - Base LLM: Vertex AI or OpenAI API\n    - Memory: MongoDB\n    - UI:\n        - Gradio\n        - Langchain UI: [Chat Langchain](https://github.com/langchain-ai/chat-langchain)\n            - Use it to leverages LangChain's streaming support.\n    - Prompt versioning and tracing: LangSmith\n- User can custom bot's personality by setting bot information like gender, age, ...\n- Demo UI:\n  ![Demo UI](/assets/demo_ui.png)\n\n### PII for chatbot\n\n- [Data anonymization with Microsoft Presidio](https://python.langchain.com/docs/guides/privacy/presidio_data_anonymization/)\n- To protect personally identifiable information (PII), we add `PresidioAnonymizer` to my bot to replace PIIs before\n  pass to LLM api. View code in [Anonymizer](//utils/anonymizer.py)\n- Steps when using it:\n    - User message after anonymize:\n\n      ![anonymized message](/assets/anonymized_output.png)\n\n    - Anonymized prompt before input to LLM:\n\n      ![anonymized_prompt](/assets/anonymized_prompt.png)\n\n    - De-anonymized response to user after LLM call:\n  \n      ![de-anonymized_output.png](/assets/de-anonymized-output.png)\n\n## How to use\n\n- You need Google Cloud credentials to call Vertex API or OPENAI API KEY to call OpenAI API\n- You need create MongoDB database and collection to use as Langchain memory\n\n### Setup tracing with Langsmith\n\n- Langsmith docs: [LangSmith](https://docs.smith.langchain.com/)\n- Configure environment to connect to LangSmith.\n  ```commandline\n  export LANGCHAIN_TRACING_V2=true\n  export LANGCHAIN_ENDPOINT=\"https://api.smith.langchain.com\"\n  export LANGCHAIN_API_KEY=\"\u003cyour-api-key\u003e\"\n  export LANGCHAIN_PROJECT=\"chatbot-with-langchain\"\n  ```\n\n### Running\n\n0. Download the models for the languages to use in anonymizer. PII support.\n    1. `python -m spacy download en_core_web_md`\n1. RUN backend\n    1. Clone repo: `git clone https://github.com/btrcm00/chatbot-with-langchain.git`\n    2. Add google-cloud-platform credential file to `secure/vertexai.json`\n    3. `cd chatbot`\n    4. Install required packages: `pip install -r requirements.txt`\n    5. Create MongoDB database and config environment variables to connect Mongo.\n    6. Run: `python app.py`\n2. RUN frontend\n    1. `cd chatbot_frontend`\n    2. Install packages: `npm i`\n    3. Start frontend: `npm start dev`\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbtrcm00%2Fchatbot-with-langchain","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fbtrcm00%2Fchatbot-with-langchain","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fbtrcm00%2Fchatbot-with-langchain/lists"}