An Chat Bot

An simple chat bot API with simple frontend for example
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An API project in NestJS with the aim of serving as a chatbot with history managed by Langchain with ChatGPT 3.5 and saved in Firestore that answers user questions.

Simple frontend to represent API usage.

API hosted on Google Cloud Platform using App Engine for hosting and Firestore for database.

• Typescript
• NestJS
• Langchain
• GCP Firestore
• GCP App Engine

This is an example of how you may give instructions on setting up your project locally. To get a local copy up and running follow these simple example steps.

1. Clone the repo

   git clone https://github.com/erickmarx/chatbot.git

2. Configure the environment variables copying and renaming .env.example to .env

   PORT=3000
   OPENAI_API_KEY=
   GOOGLE_PROJECT_ID=
   FIRESTORE_DATABASE_ID=
   FIRESTORE_PRIVATE_KEY=
   FIRESTORE_CLIENT_EMAIL=

3. Install PNPM packages

   pnpm install

1. Start the aplication

     pnpm run build && pnpm run start

2. Make a POST http request to /chat

   curl --request POST \
   --url 'http://chat-ia-426719.ue.r.appspot.com/chat?sessionId=123' \
   --header 'Content-Type: application/json' \
   --data '{"content": "a example message to test chatbot"}'
   

Distributed under the MIT License.

Erick Marx - Linkedin - [email protected]