LangChain Server API

This project creates a simple API server that provides a language translation service using the LangChain library and FastAPI. Users can use this API to translate their texts into different languages. The API is powered by the OpenAI GPT-4 model.

Features

• Using LangChain and FastAPI to perform language translation.
• Natural language processing using the OpenAI GPT-4 based model.
• Secure management of sensitive information with .env file.
• Easy to use with simple API endpoints.

Setting Up the Environment

1. Activate the virtual environment:

   • Windows:

     venv\Scripts\activate

   • MacOS/Linux:

     source venv/bin/activate

2. Install the required dependencies:

   pip install -r requirements.txt
   
   

Configure the .env File

You need to add the OpenAI API key and other sensitive information to the .env file. Add the following line to your .env file:

OPENAI_API_KEY=your-openai-api-key