add references to 3.1

README.md

@@ -205,6 +205,8 @@ model-index:
 
 # Granite-3.0-8B-Base
 
+**Note: We are continuously improving our models and recommend users to checkout our latest [Granite 3.1](https://huggingface.co/collections/ibm-granite/granite-31-language-models-6751dbbf2f3389bec5c6f02d) models.**
+
 **Model Summary:** 
 Granite-3.0-8B-Base is a decoder-only language model to support a variety of text-to-text generation tasks. It is trained from scratch following a two-stage training strategy. In the first stage, it is trained on 10 trillion tokens sourced from diverse domains. During the second stage, it is further trained on 2 trillion tokens using a carefully curated mix of high-quality data, aiming to enhance its performance on specific tasks.