diff --git a/docs/api/index.md b/docs/api/index.md
index 2fd071718a1..6215e543c3d 100644
--- a/docs/api/index.md
+++ b/docs/api/index.md
@@ -134,6 +134,12 @@ sidebar_label: API
 | [WaitForTargetOptions](./puppeteer.waitfortargetoptions.md)                 |                                                                                                                                                                                     |
 | [WaitTimeoutOptions](./puppeteer.waittimeoutoptions.md)                     |                                                                                                                                                                                     |
 
+## Namespaces
+
+| Namespace                                         | Description                             |
+| ------------------------------------------------- | --------------------------------------- |
+| [CDPSessionEvent](./puppeteer.cdpsessionevent.md) | Events that the CDPSession class emits. |
+
 ## Variables
 
 | Variable                                                                                      | Description                                                                                                                   |
diff --git a/docs/api/puppeteer.cdpsessionevent.md b/docs/api/puppeteer.cdpsessionevent.md
new file mode 100644
index 00000000000..ae877413fe6
--- /dev/null
+++ b/docs/api/puppeteer.cdpsessionevent.md
@@ -0,0 +1,20 @@
+---
+sidebar_label: CDPSessionEvent
+---
+
+# CDPSessionEvent namespace
+
+Events that the CDPSession class emits.
+
+#### Signature:
+
+```typescript
+export declare namespace CDPSessionEvent
+```
+
+## Variables
+
+| Variable                                                          | Description |
+| ----------------------------------------------------------------- | ----------- |
+| [SessionAttached](./puppeteer.cdpsessionevent.sessionattached.md) |             |
+| [SessionDetached](./puppeteer.cdpsessionevent.sessiondetached.md) |             |
diff --git a/docs/api/puppeteer.cdpsessionevent.sessionattached.md b/docs/api/puppeteer.cdpsessionevent.sessionattached.md
new file mode 100644
index 00000000000..fe3be321c4e
--- /dev/null
+++ b/docs/api/puppeteer.cdpsessionevent.sessionattached.md
@@ -0,0 +1,11 @@
+---
+sidebar_label: CDPSessionEvent.SessionAttached
+---
+
+# CDPSessionEvent.SessionAttached variable
+
+#### Signature:
+
+```typescript
+SessionAttached: 'sessionattached';
+```
diff --git a/docs/api/puppeteer.cdpsessionevent.sessiondetached.md b/docs/api/puppeteer.cdpsessionevent.sessiondetached.md
new file mode 100644
index 00000000000..6721c118c6f
--- /dev/null
+++ b/docs/api/puppeteer.cdpsessionevent.sessiondetached.md
@@ -0,0 +1,11 @@
+---
+sidebar_label: CDPSessionEvent.SessionDetached
+---
+
+# CDPSessionEvent.SessionDetached variable
+
+#### Signature:
+
+```typescript
+SessionDetached: 'sessiondetached';
+```
diff --git a/docs/api/puppeteer.cdpsessionevents.md b/docs/api/puppeteer.cdpsessionevents.md
index d7365a4d4f1..6804162cab2 100644
--- a/docs/api/puppeteer.cdpsessionevents.md
+++ b/docs/api/puppeteer.cdpsessionevents.md
@@ -11,3 +11,10 @@ export interface CDPSessionEvents extends CDPEvents, Record<EventType, unknown>
 ```
 
 **Extends:** [CDPEvents](./puppeteer.cdpevents.md), Record&lt;EventType, unknown&gt;
+
+## Properties
+
+| Property        | Modifiers | Type                                    | Description | Default |
+| --------------- | --------- | --------------------------------------- | ----------- | ------- |
+| sessionattached |           | [CDPSession](./puppeteer.cdpsession.md) |             |         |
+| sessiondetached |           | [CDPSession](./puppeteer.cdpsession.md) |             |         |
diff --git a/packages/puppeteer-core/src/api/CDPSession.ts b/packages/puppeteer-core/src/api/CDPSession.ts
index 834b1ac1c46..bfe39fb1c70 100644
--- a/packages/puppeteer-core/src/api/CDPSession.ts
+++ b/packages/puppeteer-core/src/api/CDPSession.ts
@@ -11,21 +11,25 @@ export type CDPEvents = {
 };
 
 /**
- * Internal events that the CDPSession class emits.
+ * Events that the CDPSession class emits.
  *
- * @internal
+ * @public
  */
 // eslint-disable-next-line @typescript-eslint/no-namespace
 export namespace CDPSessionEvent {
+  /** @internal */
   export const Disconnected = Symbol('CDPSession.Disconnected');
+  /** @internal */
   export const Swapped = Symbol('CDPSession.Swapped');
   /**
    * Emitted when the session is ready to be configured during the auto-attach
    * process. Right after the event is handled, the session will be resumed.
+   *
+   * @internal
    */
   export const Ready = Symbol('CDPSession.Ready');
-  export const SessionAttached = Symbol('CDPSession.SessionAttached');
-  export const SessionDetached = Symbol('CDPSession.SessionDetached');
+  export const SessionAttached = 'sessionattached' as const;
+  export const SessionDetached = 'sessiondetached' as const;
 }
 
 /**
@@ -40,9 +44,7 @@ export interface CDPSessionEvents
   [CDPSessionEvent.Swapped]: CDPSession;
   /** @internal */
   [CDPSessionEvent.Ready]: CDPSession;
-  /** @internal */
   [CDPSessionEvent.SessionAttached]: CDPSession;
-  /** @internal */
   [CDPSessionEvent.SessionDetached]: CDPSession;
 }