First, create a .env.local file with the following environment variables:

# for OpenAI
OPENAI_API_KEY=
# for Langsmith
LANGCHAIN_TRACING_V2=true
LANGCHAIN_API_KEY=
LANGCHAIN_PROJECT=

Second, run chromadb locally:

$ docker run -d -p 8000:8000 chromadb/chroma

Third, install dependencies and run the development server:

$ npm install
$ npm run dev

Open http://localhost:3000 with your browser to see the result.