modify readme

README.md

@@ -28,7 +28,7 @@ Staying up to date on [arXiv](https://arxiv.org) papers can take a considerable
 This repository offers a method to curate a daily digest, sorted by relevance, using large language models. These models are conditioned based on your personal research interests, which are described in natural language. 
 
 * You modify the configuration file `config.yaml` with an arXiv Subject, some set of Categories, and a natural language statement about the type of papers you are interested in.  
-* The code pulls all the abstracts for papers in those categories and ranks how relevant they are to your interest on a scale of 1-10 using `gpt-3.5-turbo`.
+* The code pulls all the abstracts for papers in those categories and ranks how relevant they are to your interest on a scale of 1-10 using `gpt-3.5-turbo-16k`.
 * The code then emits an HTML digest listing all the relevant papers, and optionally emails it to you using [SendGrid](https://sendgrid.com). You will need to have a SendGrid account with an API key for this functionality to work.  
 
 ### Testing it out with Hugging Face: