Merge pull request #149 from deepgram/readme-update

updates readme

Author: SandraRodgers

README.md

@@ -3,51 +3,52 @@
 [![CI](https://github.com/deepgram/node-sdk/actions/workflows/CI.yml/badge.svg)](https://github.com/deepgram/node-sdk/actions/workflows/CI.yml) [![npm (scoped)](https://img.shields.io/npm/v/@deepgram/sdk)](https://www.npmjs.com/package/@deepgram/sdk) [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-v2.0%20adopted-ff69b4.svg?style=flat-rounded)](CODE_OF_CONDUCT.md)
 
 Official Node.js SDK for [Deepgram](https://www.deepgram.com/). Start building with our powerful transcription & speech understanding API.
+> This SDK only supports hosted usage of api.deepgram.com.
 
 > ### Deprecated JS Browser SDK
 >
 > As of version 2.x, the JS Browser SDK was removed from the Node SDK and will become an independent Client SDK.
 > To use the older SDK, please `npm i @deepgram/sdk@1.2.1` and use `@deepgram/sdk/browser`.
 
-- [Deepgram Node.js SDK](#deepgram-nodejs-sdk)
-- [Getting an API Key](#getting-an-api-key)
-- [Installation](#installation)
-- [Constructor](#constructor)
-- [Transcription](#transcription)
-  - [Remote Files](#remote-files)
-  - [Local Files](#local-files)
-  - [Live Audio](#live-audio)
-- [Projects](#projects)
-  - [Get Projects](#get-projects)
-  - [Get Project](#get-project)
-  - [Update Project](#update-project)
-  - [Delete Project](#delete-project)
-- [Keys](#keys)
-  - [List Keys](#list-keys)
-  - [Get Key](#get-key)
-  - [Create Key](#create-key)
-  - [Delete Key](#delete-key)
-- [Members](#members)
-  - [Get Members](#get-members)
-  - [Remove Member](#remove-member)
-- [Scopes](#scopes)
-  - [Get Member Scopes](#get-member-scopes)
-  - [Update Scope](#update-scope)
-- [Invitations](#invitations)
-  - [List Invites](#list-invites)
-  - [Send Invite](#send-invite)
-  - [Delete Invite](#delete-invite)
-  - [Leave Project](#leave-project)
-- [Usage](#usage)
-  - [Get All Requests](#get-all-requests)
-  - [Get Request](#get-request)
-  - [Summarize Usage](#summarize-usage)
-  - [Get Fields](#get-fields)
-- [Billing](#billing)
-  - [Get All Balances](#get-all-balances)
-  - [Get Balance](#get-balance)
-- [Development and Contributing](#development-and-contributing)
-- [Getting Help](#getting-help)
+* [Deepgram Node.js SDK](#deepgram-nodejs-sdk)
+* [Getting an API Key](#getting-an-api-key)
+* [Installation](#installation)
+* [Constructor](#constructor)
+* [Transcription](#transcription)
+  * [Remote Files](#remote-files)
+  * [Local Files](#local-files)
+  * [Live Audio](#live-audio)
+* [Projects](#projects)
+  * [Get Projects](#get-projects)
+  * [Get Project](#get-project)
+  * [Update Project](#update-project)
+  * [Delete Project](#delete-project)
+* [Keys](#keys)
+  * [List Keys](#list-keys)
+  * [Get Key](#get-key)
+  * [Create Key](#create-key)
+  * [Delete Key](#delete-key)
+* [Members](#members)
+  * [Get Members](#get-members)
+  * [Remove Member](#remove-member)
+* [Scopes](#scopes)
+  * [Get Member Scopes](#get-member-scopes)
+  * [Update Scope](#update-scope)
+* [Invitations](#invitations)
+  * [List Invites](#list-invites)
+  * [Send Invite](#send-invite)
+  * [Delete Invite](#delete-invite)
+  * [Leave Project](#leave-project)
+* [Usage](#usage)
+  * [Get All Requests](#get-all-requests)
+  * [Get Request](#get-request)
+  * [Summarize Usage](#summarize-usage)
+  * [Get Fields](#get-fields)
+* [Billing](#billing)
+  * [Get All Balances](#get-all-balances)
+  * [Get Balance](#get-balance)
+* [Development and Contributing](#development-and-contributing)
+* [Getting Help](#getting-help)
 
 # Getting an API Key