diff --git a/src/nylas.ts b/src/nylas.ts
index 3452e3df..983f45d5 100644
--- a/src/nylas.ts
+++ b/src/nylas.ts
@@ -7,6 +7,7 @@ import { Webhooks } from './resources/webhooks.js';
 import { Applications } from './resources/applications.js';
 import { Messages } from './resources/messages.js';
 import { Drafts } from './resources/drafts.js';
+import { Threads } from './resources/threads.js';
 
 /**
  * The entry point to the Node SDK
@@ -39,6 +40,10 @@ export default class Nylas {
    * Access the Messages API
    */
   public messages: Messages;
+  /**
+   * Access the Threads API
+   */
+  public threads: Threads;
   /**
    * Access the Webhooks API
    */
@@ -66,6 +71,7 @@ export default class Nylas {
     this.drafts = new Drafts(this.apiClient);
     this.events = new Events(this.apiClient);
     this.messages = new Messages(this.apiClient);
+    this.threads = new Threads(this.apiClient);
     this.webhooks = new Webhooks(this.apiClient);
 
     return this;
diff --git a/src/resources/drafts.ts b/src/resources/drafts.ts
index 2de46573..993643ff 100644
--- a/src/resources/drafts.ts
+++ b/src/resources/drafts.ts
@@ -65,6 +65,11 @@ export type DestroyDraftParams = FindDraftParams;
  */
 export type SendDraftParams = FindDraftParams;
 
+/**
+ * Nylas Drafts API
+ *
+ * The Nylas Drafts API allows you to list, find, update, delete, and send drafts on user accounts.
+ */
 export class Drafts extends Resource {
   /**
    * Return all Drafts
diff --git a/src/resources/messages.ts b/src/resources/messages.ts
index d514e165..bd326c0f 100644
--- a/src/resources/messages.ts
+++ b/src/resources/messages.ts
@@ -100,6 +100,11 @@ export interface FindScheduledMessageParams {
  */
 export type StopScheduledMessageParams = FindScheduledMessageParams;
 
+/**
+ * Nylas Messages API
+ *
+ * The Nylas Messages API allows you to list, find, update, delete, schedule, and send messages on user accounts.
+ */
 export class Messages extends Resource {
   public smartCompose: SmartCompose;
 
diff --git a/src/resources/smartCompose.ts b/src/resources/smartCompose.ts
index bc739b0a..3498e0de 100644
--- a/src/resources/smartCompose.ts
+++ b/src/resources/smartCompose.ts
@@ -28,6 +28,11 @@ export interface ComposeMessageReplyParams {
   requestBody: ComposeMessageReplyParams;
 }
 
+/**
+ * A collection of Smart Compose related API endpoints.
+ *
+ * These endpoints allow for the generation of message suggestions.
+ */
 export class SmartCompose extends Resource {
   /**
    * Compose a message