How to Add OpenAI or Azure OpenAI key

[amitkroutthedev]

import { RAGApplicationBuilder, HuggingFace,YoutubeSearchLoader,SitemapLoader } from "@llm-tools/embedjs"

async function start() {
    const ragApplication = await new RAGApplicationBuilder()
        .setModel(new HuggingFace({ modelName: 'mistralai/Mixtral-8x7B-v0.1' }))
        .addLoader(new YoutubeSearchLoader({ searchString: 'Tesla cars' }))
        .addLoader(new SitemapLoader({ url: 'https://tesla-info.com/sitemap.xml' }))
        .build();
    console.log(await ragApplication.query('Tell me about the history of Tesla?'));
}

start()

I was discovering this package, I made simple node js file when I tried to run the application I throwed error

file:///home/cdac/Videos/rag-test/node_modules/@langchain/openai/dist/embeddings.js:121
            throw new Error("OpenAI or Azure OpenAI API key not found");
                  ^

Error: OpenAI or Azure OpenAI API key not found
```                      How to add OpenAI key?

[adhityan]

Please check the documentation here. You need to set an environment variable like so -

OPENAI_API_KEY="<Your key>"