Chris Barrell

Results 2 issues of Chris Barrell

I'm trying to use the ConversationalRetrievalQAChain with GPT3.5 because it's cheaper than GPT3. But when I try to use `new ChatOpenAI()` as the model for `ConversationalRetrievalQAChain` it gives an error...

I've written a new Readme to better describe the repository and how to use it.