[app] Fix description

Per Nathan and Byron's feedback

src/canopy_server/__init__.py

@@ -6,8 +6,9 @@
 ## Prerequisites
 
 ### Pinecone API key
-To get Pinecone free trial API key and environment register or log into your Pinecone account in the console (https://app.pinecone.io/). You can access your API key from the "API Keys" section in the sidebar of your dashboard, and find the environment name next to it.
+If you don't have a Pinecone account, you can sign up for a free Starter plan at https://www.pinecone.io/.
+To find your Pinecone API key and environment log into Pinecone console (https://app.pinecone.io/). You can access your API key from the "API Keys" section in the sidebar of your dashboard, and find the environment name next to it.
 
 ### OpenAI API key
-You can find your free trial OpenAI API key https://platform.openai.com/account/api-keys. You might need to login or register to OpenAI services.
+You can find your free trial OpenAI API key https://platform.openai.com/account/api-keys. You might need to log in or register for OpenAI services.
 """  # noqa: E501