diff --git a/packages/playwright-core/src/client/android.ts b/packages/playwright-core/src/client/android.ts
index 4b3ca152ee..9833dd3024 100644
--- a/packages/playwright-core/src/client/android.ts
+++ b/packages/playwright-core/src/client/android.ts
@@ -51,9 +51,7 @@ export class Android extends ChannelOwner<channels.AndroidChannel> implements ap
 
   setDefaultTimeout(timeout: number) {
     this._timeoutSettings.setDefaultTimeout(timeout);
-    this._wrapApiCall(async () => {
-      await this._channel.setDefaultTimeoutNoReply({ timeout });
-    }, true).catch(() => {});
+    this._channel.setDefaultTimeoutNoReply({ timeout }).catch(() => {});
   }
 
   async devices(options: { port?: number } = {}): Promise<AndroidDevice[]> {
@@ -135,9 +133,7 @@ export class AndroidDevice extends ChannelOwner<channels.AndroidDeviceChannel> i
 
   setDefaultTimeout(timeout: number) {
     this._timeoutSettings.setDefaultTimeout(timeout);
-    this._wrapApiCall(async () => {
-      await this._channel.setDefaultTimeoutNoReply({ timeout });
-    }, true).catch(() => {});
+    this._channel.setDefaultTimeoutNoReply({ timeout }).catch(() => {});
   }
 
   serial(): string {
diff --git a/packages/playwright-core/src/client/browser.ts b/packages/playwright-core/src/client/browser.ts
index a12bf108a8..c56ec5dd41 100644
--- a/packages/playwright-core/src/client/browser.ts
+++ b/packages/playwright-core/src/client/browser.ts
@@ -71,9 +71,7 @@ export class Browser extends ChannelOwner<channels.BrowserChannel> implements ap
   }
 
   async _stopPendingOperations(reason: string) {
-    return await this._wrapApiCall(async () => {
-      await this._channel.stopPendingOperations({ reason });
-    }, true);
+    await this._channel.stopPendingOperations({ reason });
   }
 
   async _innerNewContext(options: BrowserContextOptions = {}, forReuse: boolean): Promise<BrowserContext> {
diff --git a/packages/playwright-core/src/client/browserContext.ts b/packages/playwright-core/src/client/browserContext.ts
index accee95288..50c61e1fab 100644
--- a/packages/playwright-core/src/client/browserContext.ts
+++ b/packages/playwright-core/src/client/browserContext.ts
@@ -219,7 +219,7 @@ export class BrowserContext extends ChannelOwner<channels.BrowserContextChannel>
         this._routes.splice(index, 1);
       const handled = await routeHandler.handle(route);
       if (!this._routes.length)
-        this._wrapApiCall(() => this._updateInterceptionPatterns(), true).catch(() => {});
+        this._updateInterceptionPatterns().catch(() => {});
       if (handled)
         return;
     }
@@ -245,16 +245,12 @@ export class BrowserContext extends ChannelOwner<channels.BrowserContextChannel>
 
   setDefaultNavigationTimeout(timeout: number | undefined) {
     this._timeoutSettings.setDefaultNavigationTimeout(timeout);
-    this._wrapApiCall(async () => {
-      await this._channel.setDefaultNavigationTimeoutNoReply({ timeout });
-    }, true).catch(() => {});
+    this._channel.setDefaultNavigationTimeoutNoReply({ timeout }).catch(() => {});
   }
 
   setDefaultTimeout(timeout: number | undefined) {
     this._timeoutSettings.setDefaultTimeout(timeout);
-    this._wrapApiCall(async () => {
-      await this._channel.setDefaultTimeoutNoReply({ timeout });
-    }, true).catch(() => {});
+    this._channel.setDefaultTimeoutNoReply({ timeout }).catch(() => {});
   }
 
   browser(): Browser | null {
@@ -476,9 +472,7 @@ export class BrowserContext extends ChannelOwner<channels.BrowserContextChannel>
       return;
     this._closeReason = options.reason;
     this._closeWasCalled = true;
-    await this._wrapApiCall(async () => {
-      await this.request.dispose(options);
-    }, true);
+    await this.request.dispose(options);
     await this._wrapApiCall(async () => {
       await this._browserType?._willCloseContext(this);
       for (const [harId, harParams] of this._harRecorders) {
diff --git a/packages/playwright-core/src/client/channelOwner.ts b/packages/playwright-core/src/client/channelOwner.ts
index aaf8c6beb2..bb12d92703 100644
--- a/packages/playwright-core/src/client/channelOwner.ts
+++ b/packages/playwright-core/src/client/channelOwner.ts
@@ -16,6 +16,7 @@
 
 import { EventEmitter } from './eventEmitter';
 import { ValidationError, maybeFindValidator  } from '../protocol/validator';
+import { methodMetainfo } from '../protocol/debug';
 import { captureLibraryStackTrace } from './clientStackTrace';
 import { stringifyStackFrames } from '../utils/isomorphic/stackTrace';
 
@@ -40,7 +41,6 @@ export abstract class ChannelOwner<T extends channels.Channel = channels.Channel
   _logger: Logger | undefined;
   readonly _instrumentation: ClientInstrumentation;
   private _eventToSubscriptionMapping: Map<string, string> = new Map();
-  private _isInternalType = false;
   _wasCollected: boolean = false;
 
   constructor(parent: ChannelOwner | Connection, type: string, guid: string, initializer: channels.InitializerTraits<T>) {
@@ -63,21 +63,14 @@ export abstract class ChannelOwner<T extends channels.Channel = channels.Channel
     this._initializer = initializer;
   }
 
-  protected markAsInternalType() {
-    this._isInternalType = true;
-  }
-
   _setEventToSubscriptionMapping(mapping: Map<string, string>) {
     this._eventToSubscriptionMapping = mapping;
   }
 
   private _updateSubscription(event: string | symbol, enabled: boolean) {
     const protocolEvent = this._eventToSubscriptionMapping.get(String(event));
-    if (protocolEvent) {
-      this._wrapApiCall(async () => {
-        await (this._channel as any).updateSubscription({ event: protocolEvent, enabled });
-      }, true).catch(() => {});
-    }
+    if (protocolEvent)
+      (this._channel as any).updateSubscription({ event: protocolEvent, enabled }).catch(() => {});
   }
 
   override on(event: string | symbol, listener: Listener): this {
@@ -154,6 +147,7 @@ export abstract class ChannelOwner<T extends channels.Channel = channels.Channel
       get: (obj: any, prop: string | symbol) => {
         if (typeof prop === 'string') {
           const validator = maybeFindValidator(this._type, prop, 'Params');
+          const { internal } = methodMetainfo.get(this._type + '.' + prop) || {};
           if (validator) {
             return async (params: any) => {
               return await this._wrapApiCall(async apiZone => {
@@ -169,7 +163,7 @@ export abstract class ChannelOwner<T extends channels.Channel = channels.Channel
                 // Since this api call is either internal, or has already been reported/traced once,
                 // passing undefined apiName will avoid an extra unneeded tracing entry.
                 return await this._connection.sendMessageToServer(this, prop, validatedParams, undefined, [], undefined);
-              });
+              }, internal);
             };
           }
         }
@@ -180,14 +174,12 @@ export abstract class ChannelOwner<T extends channels.Channel = channels.Channel
     return channel;
   }
 
-  async _wrapApiCall<R>(func: (apiZone: ApiZone) => Promise<R>, isInternal?: boolean): Promise<R> {
+  async _wrapApiCall<R>(func: (apiZone: ApiZone) => Promise<R>, isInternal: boolean = false): Promise<R> {
     const logger = this._logger;
     const existingApiZone = this._platform.zones.current().data<ApiZone>();
     if (existingApiZone)
       return await func(existingApiZone);
 
-    if (isInternal === undefined)
-      isInternal = this._isInternalType;
     const stackTrace = captureLibraryStackTrace(this._platform);
     const apiZone: ApiZone = { apiName: stackTrace.apiName, frames: stackTrace.frames, isInternal, reported: false, userData: undefined, stepId: undefined };
 
diff --git a/packages/playwright-core/src/client/localUtils.ts b/packages/playwright-core/src/client/localUtils.ts
index 5ba982251f..79a035c0f6 100644
--- a/packages/playwright-core/src/client/localUtils.ts
+++ b/packages/playwright-core/src/client/localUtils.ts
@@ -34,7 +34,6 @@ export class LocalUtils extends ChannelOwner<channels.LocalUtilsChannel> {
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.LocalUtilsInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
     this.devices = {};
     for (const { name, descriptor } of initializer.deviceDescriptors)
       this.devices[name] = descriptor;
diff --git a/packages/playwright-core/src/client/network.ts b/packages/playwright-core/src/client/network.ts
index 4670f6d059..7121659828 100644
--- a/packages/playwright-core/src/client/network.ts
+++ b/packages/playwright-core/src/client/network.ts
@@ -102,7 +102,6 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.RequestInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
     this._redirectedFrom = Request.fromNullable(initializer.redirectedFrom);
     if (this._redirectedFrom)
       this._redirectedFrom._redirectedTo = this;
@@ -177,7 +176,7 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
     if (!this._actualHeadersPromise) {
       this._actualHeadersPromise = this._wrapApiCall(async () => {
         return new RawHeaders((await this._channel.rawRequestHeaders()).headers);
-      });
+      }, true);
     }
     return await this._actualHeadersPromise;
   }
@@ -199,9 +198,7 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
   }
 
   async _internalResponse(): Promise<Response | null> {
-    return await this._wrapApiCall(async () => {
-      return Response.fromNullable((await this._channel.response()).response);
-    }, true);
+    return Response.fromNullable((await this._channel.response()).response);
   }
 
   frame(): Frame {
@@ -305,7 +302,6 @@ export class Route extends ChannelOwner<channels.RouteChannel> implements api.Ro
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.RouteInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
   }
 
   request(): Request {
@@ -352,7 +348,7 @@ export class Route extends ChannelOwner<channels.RouteChannel> implements api.Ro
     await this._handleRoute(async () => {
       await this._wrapApiCall(async () => {
         await this._innerFulfill(options);
-      });
+      }, true);
     });
   }
 
@@ -468,7 +464,6 @@ export class WebSocketRoute extends ChannelOwner<channels.WebSocketRouteChannel>
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.WebSocketRouteInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
 
     this._server = {
       onMessage: (handler: (message: string | Buffer) => any) => {
@@ -651,7 +646,6 @@ export class Response extends ChannelOwner<channels.ResponseChannel> implements
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.ResponseInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
     this._provisionalHeaders = new RawHeaders(initializer.headers);
     this._request = Request.from(this._initializer.request);
     Object.assign(this._request._timing, this._initializer.timing);
diff --git a/packages/playwright-core/src/client/page.ts b/packages/playwright-core/src/client/page.ts
index 34d7b83980..bdc36d3a6a 100644
--- a/packages/playwright-core/src/client/page.ts
+++ b/packages/playwright-core/src/client/page.ts
@@ -846,7 +846,6 @@ export class BindingCall extends ChannelOwner<channels.BindingCallChannel> {
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.BindingCallInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
   }
 
   async call(func: (source: structs.BindingSource, ...args: any[]) => any) {
diff --git a/packages/playwright-core/src/client/tracing.ts b/packages/playwright-core/src/client/tracing.ts
index 5b80f30a0a..24c2157683 100644
--- a/packages/playwright-core/src/client/tracing.ts
+++ b/packages/playwright-core/src/client/tracing.ts
@@ -32,7 +32,6 @@ export class Tracing extends ChannelOwner<channels.TracingChannel> implements ap
 
   constructor(parent: ChannelOwner, type: string, guid: string, initializer: channels.TracingInitializer) {
     super(parent, type, guid, initializer);
-    this.markAsInternalType();
   }
 
   async start(options: { name?: string, title?: string, snapshots?: boolean, screenshots?: boolean, sources?: boolean, _live?: boolean } = {}) {
@@ -53,15 +52,11 @@ export class Tracing extends ChannelOwner<channels.TracingChannel> implements ap
   }
 
   async group(name: string, options: { location?: { file: string, line?: number, column?: number } } = {}) {
-    await this._wrapApiCall(async () => {
-      await this._channel.tracingGroup({ name, location: options.location });
-    }, false);
+    await this._channel.tracingGroup({ name, location: options.location });
   }
 
   async groupEnd() {
-    await this._wrapApiCall(async () => {
-      await this._channel.tracingGroupEnd();
-    }, false);
+    await this._channel.tracingGroupEnd();
   }
 
   private async _startCollectingStacks(traceName: string) {
diff --git a/packages/playwright-core/src/client/webSocket.ts b/packages/playwright-core/src/client/webSocket.ts
index 2d3541b4f6..39ce48892b 100644
--- a/packages/playwright-core/src/client/webSocket.ts
+++ b/packages/playwright-core/src/client/webSocket.ts
@@ -62,17 +62,13 @@ class JsonPipeTransport implements Transport {
   }
 
   async connect(params: channels.LocalUtilsConnectParams) {
-    const { pipe, headers: connectHeaders } = await this._owner._wrapApiCall(async () => {
-      return await this._owner._channel.connect(params);
-    }, /* isInternal */ true);
+    const { pipe, headers: connectHeaders } = await this._owner._channel.connect(params);
     this._pipe = pipe;
     return connectHeaders;
   }
 
   async send(message: object) {
-    await this._owner._wrapApiCall(async () => {
-      await this._pipe!.send({ message });
-    }, /* isInternal */ true);
+    await this._pipe!.send({ message });
   }
 
   onMessage(callback: (message: object) => void) {
@@ -84,9 +80,7 @@ class JsonPipeTransport implements Transport {
   }
 
   async close() {
-    await this._owner._wrapApiCall(async () => {
-      await this._pipe!.close().catch(() => {});
-    }, /* isInternal */ true);
+    await this._pipe!.close().catch(() => {});
   }
 }
 
diff --git a/packages/playwright-core/src/protocol/debug.ts b/packages/playwright-core/src/protocol/debug.ts
index 032e64c516..5420e32796 100644
--- a/packages/playwright-core/src/protocol/debug.ts
+++ b/packages/playwright-core/src/protocol/debug.ts
@@ -16,186 +16,291 @@
 
 // This file is generated by generate_channels.js, do not edit manually.
 
-export const slowMoActions = new Set([
-  'Page.goBack',
-  'Page.goForward',
-  'Page.reload',
-  'Page.keyboardDown',
-  'Page.keyboardUp',
-  'Page.keyboardInsertText',
-  'Page.keyboardType',
-  'Page.keyboardPress',
-  'Page.mouseMove',
-  'Page.mouseDown',
-  'Page.mouseUp',
-  'Page.mouseClick',
-  'Page.mouseWheel',
-  'Page.touchscreenTap',
-  'Frame.blur',
-  'Frame.check',
-  'Frame.click',
-  'Frame.dragAndDrop',
-  'Frame.dblclick',
-  'Frame.dispatchEvent',
-  'Frame.fill',
-  'Frame.focus',
-  'Frame.goto',
-  'Frame.hover',
-  'Frame.press',
-  'Frame.selectOption',
-  'Frame.setInputFiles',
-  'Frame.tap',
-  'Frame.type',
-  'Frame.uncheck',
-  'ElementHandle.check',
-  'ElementHandle.click',
-  'ElementHandle.dblclick',
-  'ElementHandle.dispatchEvent',
-  'ElementHandle.fill',
-  'ElementHandle.focus',
-  'ElementHandle.hover',
-  'ElementHandle.press',
-  'ElementHandle.scrollIntoViewIfNeeded',
-  'ElementHandle.selectOption',
-  'ElementHandle.selectText',
-  'ElementHandle.setInputFiles',
-  'ElementHandle.tap',
-  'ElementHandle.type',
-  'ElementHandle.uncheck'
-]);
-
-export const commandsWithTracingSnapshots = new Set([
-  'EventTarget.waitForEventInfo',
-  'BrowserContext.waitForEventInfo',
-  'Page.waitForEventInfo',
-  'WebSocket.waitForEventInfo',
-  'ElectronApplication.waitForEventInfo',
-  'AndroidDevice.waitForEventInfo',
-  'Page.emulateMedia',
-  'Page.goBack',
-  'Page.goForward',
-  'Page.reload',
-  'Page.expectScreenshot',
-  'Page.screenshot',
-  'Page.setViewportSize',
-  'Page.keyboardDown',
-  'Page.keyboardUp',
-  'Page.keyboardInsertText',
-  'Page.keyboardType',
-  'Page.keyboardPress',
-  'Page.mouseMove',
-  'Page.mouseDown',
-  'Page.mouseUp',
-  'Page.mouseClick',
-  'Page.mouseWheel',
-  'Page.touchscreenTap',
-  'Page.accessibilitySnapshot',
-  'Page.snapshotForAI',
-  'Frame.evalOnSelector',
-  'Frame.evalOnSelectorAll',
-  'Frame.addScriptTag',
-  'Frame.addStyleTag',
-  'Frame.ariaSnapshot',
-  'Frame.blur',
-  'Frame.check',
-  'Frame.click',
-  'Frame.content',
-  'Frame.dragAndDrop',
-  'Frame.dblclick',
-  'Frame.dispatchEvent',
-  'Frame.evaluateExpression',
-  'Frame.evaluateExpressionHandle',
-  'Frame.fill',
-  'Frame.focus',
-  'Frame.getAttribute',
-  'Frame.goto',
-  'Frame.hover',
-  'Frame.innerHTML',
-  'Frame.innerText',
-  'Frame.inputValue',
-  'Frame.isChecked',
-  'Frame.isDisabled',
-  'Frame.isEnabled',
-  'Frame.isHidden',
-  'Frame.isVisible',
-  'Frame.isEditable',
-  'Frame.press',
-  'Frame.querySelector',
-  'Frame.querySelectorAll',
-  'Frame.queryCount',
-  'Frame.selectOption',
-  'Frame.setContent',
-  'Frame.setInputFiles',
-  'Frame.tap',
-  'Frame.textContent',
-  'Frame.type',
-  'Frame.uncheck',
-  'Frame.waitForTimeout',
-  'Frame.waitForFunction',
-  'Frame.waitForSelector',
-  'Frame.expect',
-  'JSHandle.evaluateExpression',
-  'ElementHandle.evaluateExpression',
-  'JSHandle.evaluateExpressionHandle',
-  'ElementHandle.evaluateExpressionHandle',
-  'ElementHandle.evalOnSelector',
-  'ElementHandle.evalOnSelectorAll',
-  'ElementHandle.boundingBox',
-  'ElementHandle.check',
-  'ElementHandle.click',
-  'ElementHandle.contentFrame',
-  'ElementHandle.dblclick',
-  'ElementHandle.dispatchEvent',
-  'ElementHandle.fill',
-  'ElementHandle.focus',
-  'ElementHandle.hover',
-  'ElementHandle.innerHTML',
-  'ElementHandle.innerText',
-  'ElementHandle.inputValue',
-  'ElementHandle.isChecked',
-  'ElementHandle.isDisabled',
-  'ElementHandle.isEditable',
-  'ElementHandle.isEnabled',
-  'ElementHandle.isHidden',
-  'ElementHandle.isVisible',
-  'ElementHandle.press',
-  'ElementHandle.querySelector',
-  'ElementHandle.querySelectorAll',
-  'ElementHandle.screenshot',
-  'ElementHandle.scrollIntoViewIfNeeded',
-  'ElementHandle.selectOption',
-  'ElementHandle.selectText',
-  'ElementHandle.setInputFiles',
-  'ElementHandle.tap',
-  'ElementHandle.textContent',
-  'ElementHandle.type',
-  'ElementHandle.uncheck',
-  'ElementHandle.waitForElementState',
-  'ElementHandle.waitForSelector'
-]);
-
-export const pausesBeforeInputActions = new Set([
-  'Frame.check',
-  'Frame.click',
-  'Frame.dragAndDrop',
-  'Frame.dblclick',
-  'Frame.fill',
-  'Frame.hover',
-  'Frame.press',
-  'Frame.selectOption',
-  'Frame.setInputFiles',
-  'Frame.tap',
-  'Frame.type',
-  'Frame.uncheck',
-  'ElementHandle.check',
-  'ElementHandle.click',
-  'ElementHandle.dblclick',
-  'ElementHandle.fill',
-  'ElementHandle.hover',
-  'ElementHandle.press',
-  'ElementHandle.selectOption',
-  'ElementHandle.setInputFiles',
-  'ElementHandle.tap',
-  'ElementHandle.type',
-  'ElementHandle.uncheck'
+export const methodMetainfo = new Map<string, { internal?: boolean, title?: string, slowMo?: boolean, snapshot?: boolean, pausesBeforeInput?: boolean }>([
+  ['APIRequestContext.fetch', { title: 'Fetch', }],
+  ['APIRequestContext.fetchResponseBody', { internal: true, }],
+  ['APIRequestContext.fetchLog', { internal: true, }],
+  ['APIRequestContext.storageState', { internal: true, }],
+  ['APIRequestContext.disposeAPIResponse', { internal: true, }],
+  ['APIRequestContext.dispose', { internal: true, }],
+  ['LocalUtils.zip', { internal: true, }],
+  ['LocalUtils.harOpen', { internal: true, }],
+  ['LocalUtils.harLookup', { internal: true, }],
+  ['LocalUtils.harClose', { internal: true, }],
+  ['LocalUtils.harUnzip', { internal: true, }],
+  ['LocalUtils.connect', { internal: true, }],
+  ['LocalUtils.tracingStarted', { internal: true, }],
+  ['LocalUtils.addStackToTracingNoReply', { internal: true, }],
+  ['LocalUtils.traceDiscarded', { internal: true, }],
+  ['LocalUtils.globToRegex', { internal: true, }],
+  ['Root.initialize', { internal: true, }],
+  ['Playwright.newRequest', { title: 'Create request context', }],
+  ['DebugController.initialize', { internal: true, }],
+  ['DebugController.setReportStateChanged', { internal: true, }],
+  ['DebugController.resetForReuse', { internal: true, }],
+  ['DebugController.navigate', { internal: true, }],
+  ['DebugController.setRecorderMode', { internal: true, }],
+  ['DebugController.highlight', { internal: true, }],
+  ['DebugController.hideHighlight', { internal: true, }],
+  ['DebugController.resume', { internal: true, }],
+  ['DebugController.kill', { internal: true, }],
+  ['DebugController.closeAllBrowsers', { internal: true, }],
+  ['SocksSupport.socksConnected', { internal: true, }],
+  ['SocksSupport.socksFailed', { internal: true, }],
+  ['SocksSupport.socksData', { internal: true, }],
+  ['SocksSupport.socksError', { internal: true, }],
+  ['SocksSupport.socksEnd', { internal: true, }],
+  ['Selectors.register', { internal: true, }],
+  ['Selectors.setTestIdAttributeName', { internal: true, }],
+  ['BrowserType.launch', { title: 'Launch browser', }],
+  ['BrowserType.launchPersistentContext', { title: 'Launch persistent context', }],
+  ['BrowserType.connectOverCDP', { title: 'Connect over CDP', }],
+  ['Browser.close', { title: 'Close browser', }],
+  ['Browser.killForTests', { internal: true, }],
+  ['Browser.defaultUserAgentForTest', { internal: true, }],
+  ['Browser.newContext', { title: 'Create new context', }],
+  ['Browser.newContextForReuse', { internal: true, }],
+  ['Browser.stopPendingOperations', { internal: true, title: 'Stop pending operations', }],
+  ['Browser.newBrowserCDPSession', { internal: true, title: 'Create CDP session', }],
+  ['Browser.startTracing', { internal: true, }],
+  ['Browser.stopTracing', { internal: true, }],
+  ['EventTarget.waitForEventInfo', { internal: true, snapshot: true, }],
+  ['BrowserContext.addCookies', { title: 'Add cookies', }],
+  ['BrowserContext.addInitScript', { title: 'Add init script', }],
+  ['BrowserContext.clearCookies', { title: 'Clear cookies', }],
+  ['BrowserContext.clearPermissions', { title: 'Clear permissions', }],
+  ['BrowserContext.close', { title: 'Close context', }],
+  ['BrowserContext.cookies', { title: 'Get cookies', }],
+  ['BrowserContext.exposeBinding', { title: 'Expose binding', }],
+  ['BrowserContext.grantPermissions', { title: 'Grant permissions', }],
+  ['BrowserContext.newPage', { title: 'Create new page', }],
+  ['BrowserContext.setDefaultNavigationTimeoutNoReply', { internal: true, }],
+  ['BrowserContext.setDefaultTimeoutNoReply', { internal: true, }],
+  ['BrowserContext.setExtraHTTPHeaders', { title: 'Set extra HTTP headers', }],
+  ['BrowserContext.setGeolocation', { title: 'Set geolocation', }],
+  ['BrowserContext.setHTTPCredentials', { title: 'Set HTTP credentials', }],
+  ['BrowserContext.setNetworkInterceptionPatterns', { }],
+  ['BrowserContext.setWebSocketInterceptionPatterns', { title: 'Route web sockets', }],
+  ['BrowserContext.setOffline', { title: 'Set offline mode', }],
+  ['BrowserContext.storageState', { title: 'Get storage state', }],
+  ['BrowserContext.pause', { title: 'Pause', }],
+  ['BrowserContext.enableRecorder', { internal: true, }],
+  ['BrowserContext.newCDPSession', { internal: true, }],
+  ['BrowserContext.harStart', { internal: true, }],
+  ['BrowserContext.harExport', { internal: true, }],
+  ['BrowserContext.createTempFiles', { internal: true, }],
+  ['BrowserContext.updateSubscription', { internal: true, }],
+  ['BrowserContext.clockFastForward', { title: 'Fast forward clock', }],
+  ['BrowserContext.clockInstall', { title: 'Install clock', }],
+  ['BrowserContext.clockPauseAt', { title: 'Pause clock', }],
+  ['BrowserContext.clockResume', { title: 'Resume clock', }],
+  ['BrowserContext.clockRunFor', { title: 'Run clock', }],
+  ['BrowserContext.clockSetFixedTime', { title: 'Set fixed time', }],
+  ['BrowserContext.clockSetSystemTime', { title: 'Set system time', }],
+  ['Page.setDefaultNavigationTimeoutNoReply', { internal: true, }],
+  ['Page.setDefaultTimeoutNoReply', { internal: true, }],
+  ['Page.addInitScript', { }],
+  ['Page.close', { }],
+  ['Page.emulateMedia', { title: 'Emulate media', snapshot: true, }],
+  ['Page.exposeBinding', { title: 'Expose binding', }],
+  ['Page.goBack', { title: 'Go back', slowMo: true, snapshot: true, }],
+  ['Page.goForward', { title: 'Go forward', slowMo: true, snapshot: true, }],
+  ['Page.requestGC', { title: 'Request garbage collection', }],
+  ['Page.registerLocatorHandler', { title: 'Register locator handler', }],
+  ['Page.resolveLocatorHandlerNoReply', { internal: true, }],
+  ['Page.unregisterLocatorHandler', { title: 'Unregister locator handler', }],
+  ['Page.reload', { title: 'Reload', slowMo: true, snapshot: true, }],
+  ['Page.expectScreenshot', { title: 'Expect screenshot', snapshot: true, }],
+  ['Page.screenshot', { title: 'Screenshot', snapshot: true, }],
+  ['Page.setExtraHTTPHeaders', { title: 'Set extra HTTP headers', }],
+  ['Page.setNetworkInterceptionPatterns', { title: 'Route', }],
+  ['Page.setWebSocketInterceptionPatterns', { title: 'Route web sockets', }],
+  ['Page.setViewportSize', { title: 'Set viewport size', snapshot: true, }],
+  ['Page.keyboardDown', { title: 'Key down', slowMo: true, snapshot: true, }],
+  ['Page.keyboardUp', { title: 'Key up', slowMo: true, snapshot: true, }],
+  ['Page.keyboardInsertText', { title: 'Insert text', slowMo: true, snapshot: true, }],
+  ['Page.keyboardType', { title: 'Type', slowMo: true, snapshot: true, }],
+  ['Page.keyboardPress', { title: 'Press', slowMo: true, snapshot: true, }],
+  ['Page.mouseMove', { title: 'Move mouse', slowMo: true, snapshot: true, }],
+  ['Page.mouseDown', { title: 'Mouse down', slowMo: true, snapshot: true, }],
+  ['Page.mouseUp', { title: 'Mouse up', slowMo: true, snapshot: true, }],
+  ['Page.mouseClick', { title: 'Click', slowMo: true, snapshot: true, }],
+  ['Page.mouseWheel', { title: 'Mouse wheel', slowMo: true, snapshot: true, }],
+  ['Page.touchscreenTap', { title: 'Tap', slowMo: true, snapshot: true, }],
+  ['Page.accessibilitySnapshot', { internal: true, snapshot: true, }],
+  ['Page.pdf', { title: 'PDF', }],
+  ['Page.snapshotForAI', { internal: true, snapshot: true, }],
+  ['Page.startJSCoverage', { internal: true, }],
+  ['Page.stopJSCoverage', { internal: true, }],
+  ['Page.startCSSCoverage', { internal: true, }],
+  ['Page.stopCSSCoverage', { internal: true, }],
+  ['Page.bringToFront', { title: 'Bring to front', }],
+  ['Page.updateSubscription', { internal: true, }],
+  ['Frame.evalOnSelector', { title: 'Evaluate', snapshot: true, }],
+  ['Frame.evalOnSelectorAll', { title: 'Evaluate', snapshot: true, }],
+  ['Frame.addScriptTag', { title: 'Add script tag', snapshot: true, }],
+  ['Frame.addStyleTag', { title: 'Add style tag', snapshot: true, }],
+  ['Frame.ariaSnapshot', { title: 'Aria snapshot', snapshot: true, }],
+  ['Frame.blur', { title: 'Blur', slowMo: true, snapshot: true, }],
+  ['Frame.check', { title: 'Check', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.click', { title: 'Click', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.content', { title: 'Get content', snapshot: true, }],
+  ['Frame.dragAndDrop', { title: 'Drag and drop', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.dblclick', { title: 'Double click', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.dispatchEvent', { title: 'Dispatch event', slowMo: true, snapshot: true, }],
+  ['Frame.evaluateExpression', { title: 'Evaluate', snapshot: true, }],
+  ['Frame.evaluateExpressionHandle', { title: 'Evaluate', snapshot: true, }],
+  ['Frame.fill', { title: 'Fill', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.focus', { title: 'Focus', slowMo: true, snapshot: true, }],
+  ['Frame.frameElement', { internal: true, }],
+  ['Frame.highlight', { internal: true, }],
+  ['Frame.getAttribute', { internal: true, snapshot: true, }],
+  ['Frame.goto', { title: 'Navigate', slowMo: true, snapshot: true, }],
+  ['Frame.hover', { title: 'Hover', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.innerHTML', { title: 'Get HTML', snapshot: true, }],
+  ['Frame.innerText', { title: 'Get inner text', snapshot: true, }],
+  ['Frame.inputValue', { title: 'Get input value', snapshot: true, }],
+  ['Frame.isChecked', { title: 'Is checked', snapshot: true, }],
+  ['Frame.isDisabled', { title: 'Is disabled', snapshot: true, }],
+  ['Frame.isEnabled', { title: 'Is enabled', snapshot: true, }],
+  ['Frame.isHidden', { title: 'Is hidden', snapshot: true, }],
+  ['Frame.isVisible', { title: 'Is visible', snapshot: true, }],
+  ['Frame.isEditable', { title: 'Is editable', snapshot: true, }],
+  ['Frame.press', { title: 'Press', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.querySelector', { title: 'Query selector', snapshot: true, }],
+  ['Frame.querySelectorAll', { title: 'Query selector all', snapshot: true, }],
+  ['Frame.queryCount', { title: 'Query count', snapshot: true, }],
+  ['Frame.selectOption', { title: 'Select option', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.setContent', { title: 'Set content', snapshot: true, }],
+  ['Frame.setInputFiles', { title: 'Set input files', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.tap', { title: 'Tap', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.textContent', { title: 'Get text content', snapshot: true, }],
+  ['Frame.title', { internal: true, }],
+  ['Frame.type', { title: 'Type', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.uncheck', { title: 'Uncheck', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['Frame.waitForTimeout', { title: 'Wait for timeout', snapshot: true, }],
+  ['Frame.waitForFunction', { title: 'Wait for function', snapshot: true, }],
+  ['Frame.waitForSelector', { title: 'Wait for selector', snapshot: true, }],
+  ['Frame.expect', { title: 'Expect', snapshot: true, }],
+  ['Worker.evaluateExpression', { title: 'Evaluate', }],
+  ['Worker.evaluateExpressionHandle', { title: 'Evaluate', }],
+  ['JSHandle.dispose', { }],
+  ['JSHandle.evaluateExpression', { title: 'Evaluate', snapshot: true, }],
+  ['JSHandle.evaluateExpressionHandle', { title: 'Evaluate', snapshot: true, }],
+  ['JSHandle.getPropertyList', { internal: true, }],
+  ['JSHandle.getProperty', { internal: true, }],
+  ['JSHandle.jsonValue', { internal: true, }],
+  ['ElementHandle.evalOnSelector', { title: 'Evaluate', snapshot: true, }],
+  ['ElementHandle.evalOnSelectorAll', { title: 'Evaluate', snapshot: true, }],
+  ['ElementHandle.boundingBox', { title: 'Get bounding box', snapshot: true, }],
+  ['ElementHandle.check', { title: 'Check', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.click', { title: 'Click', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.contentFrame', { internal: true, snapshot: true, }],
+  ['ElementHandle.dblclick', { title: 'Double click', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.dispatchEvent', { title: 'Dispatch event', slowMo: true, snapshot: true, }],
+  ['ElementHandle.fill', { title: 'Fill', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.focus', { title: 'Focus', slowMo: true, snapshot: true, }],
+  ['ElementHandle.generateLocatorString', { internal: true, }],
+  ['ElementHandle.getAttribute', { internal: true, }],
+  ['ElementHandle.hover', { title: 'Hover', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.innerHTML', { title: 'Get HTML', snapshot: true, }],
+  ['ElementHandle.innerText', { title: 'Get inner text', snapshot: true, }],
+  ['ElementHandle.inputValue', { title: 'Get input value', snapshot: true, }],
+  ['ElementHandle.isChecked', { title: 'Is checked', snapshot: true, }],
+  ['ElementHandle.isDisabled', { title: 'Is disabled', snapshot: true, }],
+  ['ElementHandle.isEditable', { title: 'Is editable', snapshot: true, }],
+  ['ElementHandle.isEnabled', { title: 'Is enabled', snapshot: true, }],
+  ['ElementHandle.isHidden', { title: 'Is hidden', snapshot: true, }],
+  ['ElementHandle.isVisible', { title: 'Is visible', snapshot: true, }],
+  ['ElementHandle.ownerFrame', { title: 'Get owner frame', }],
+  ['ElementHandle.press', { title: 'Press', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.querySelector', { title: 'Query selector', snapshot: true, }],
+  ['ElementHandle.querySelectorAll', { title: 'Query selector all', snapshot: true, }],
+  ['ElementHandle.screenshot', { title: 'Screenshot', snapshot: true, }],
+  ['ElementHandle.scrollIntoViewIfNeeded', { title: 'Scroll into view', slowMo: true, snapshot: true, }],
+  ['ElementHandle.selectOption', { title: 'Select option', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.selectText', { title: 'Select text', slowMo: true, snapshot: true, }],
+  ['ElementHandle.setInputFiles', { title: 'Set input files', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.tap', { title: 'Tap', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.textContent', { title: 'Get text content', snapshot: true, }],
+  ['ElementHandle.type', { title: 'Type', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.uncheck', { title: 'Uncheck', slowMo: true, snapshot: true, pausesBeforeInput: true, }],
+  ['ElementHandle.waitForElementState', { title: 'Wait for state', snapshot: true, }],
+  ['ElementHandle.waitForSelector', { title: 'Wait for selector', snapshot: true, }],
+  ['Request.response', { internal: true, }],
+  ['Request.rawRequestHeaders', { internal: true, }],
+  ['Route.redirectNavigationRequest', { internal: true, }],
+  ['Route.abort', { }],
+  ['Route.continue', { internal: true, }],
+  ['Route.fulfill', { internal: true, }],
+  ['WebSocketRoute.connect', { internal: true, }],
+  ['WebSocketRoute.ensureOpened', { internal: true, }],
+  ['WebSocketRoute.sendToPage', { internal: true, }],
+  ['WebSocketRoute.sendToServer', { internal: true, }],
+  ['WebSocketRoute.closePage', { internal: true, }],
+  ['WebSocketRoute.closeServer', { internal: true, }],
+  ['Response.body', { internal: true, }],
+  ['Response.securityDetails', { internal: true, }],
+  ['Response.serverAddr', { internal: true, }],
+  ['Response.rawResponseHeaders', { internal: true, }],
+  ['Response.sizes', { internal: true, }],
+  ['BindingCall.reject', { internal: true, }],
+  ['BindingCall.resolve', { internal: true, }],
+  ['Dialog.accept', { title: 'Accept dialog', }],
+  ['Dialog.dismiss', { title: 'Dismiss dialog', }],
+  ['Tracing.tracingStart', { internal: true, }],
+  ['Tracing.tracingStartChunk', { internal: true, }],
+  ['Tracing.tracingGroup', { title: 'Group', }],
+  ['Tracing.tracingGroupEnd', { title: 'Group end', }],
+  ['Tracing.tracingStopChunk', { internal: true, }],
+  ['Tracing.tracingStop', { internal: true, }],
+  ['Artifact.pathAfterFinished', { internal: true, }],
+  ['Artifact.saveAs', { internal: true, }],
+  ['Artifact.saveAsStream', { internal: true, }],
+  ['Artifact.failure', { internal: true, }],
+  ['Artifact.stream', { internal: true, }],
+  ['Artifact.cancel', { internal: true, }],
+  ['Artifact.delete', { internal: true, }],
+  ['Stream.read', { internal: true, }],
+  ['Stream.close', { internal: true, }],
+  ['WritableStream.write', { internal: true, }],
+  ['WritableStream.close', { internal: true, }],
+  ['CDPSession.send', { internal: true, }],
+  ['CDPSession.detach', { internal: true, }],
+  ['Electron.launch', { title: 'Launch electron', }],
+  ['ElectronApplication.browserWindow', { internal: true, }],
+  ['ElectronApplication.evaluateExpression', { title: 'Evaluate', }],
+  ['ElectronApplication.evaluateExpressionHandle', { title: 'Evaluate', }],
+  ['ElectronApplication.updateSubscription', { internal: true, }],
+  ['Android.devices', { internal: true, }],
+  ['Android.setDefaultTimeoutNoReply', { internal: true, }],
+  ['AndroidSocket.write', { internal: true, }],
+  ['AndroidSocket.close', { internal: true, }],
+  ['AndroidDevice.wait', { }],
+  ['AndroidDevice.fill', { title: 'Fill', }],
+  ['AndroidDevice.tap', { title: 'Tap', }],
+  ['AndroidDevice.drag', { title: 'Drag', }],
+  ['AndroidDevice.fling', { title: 'Fling', }],
+  ['AndroidDevice.longTap', { title: 'Long tap', }],
+  ['AndroidDevice.pinchClose', { title: 'Pinch close', }],
+  ['AndroidDevice.pinchOpen', { title: 'Pinch open', }],
+  ['AndroidDevice.scroll', { title: 'Scroll', }],
+  ['AndroidDevice.swipe', { title: 'Swipe', }],
+  ['AndroidDevice.info', { internal: true, }],
+  ['AndroidDevice.screenshot', { title: 'Screenshot', }],
+  ['AndroidDevice.inputType', { title: 'Type', }],
+  ['AndroidDevice.inputPress', { title: 'Press', }],
+  ['AndroidDevice.inputTap', { title: 'Tap', }],
+  ['AndroidDevice.inputSwipe', { title: 'Swipe', }],
+  ['AndroidDevice.inputDrag', { title: 'Drag', }],
+  ['AndroidDevice.launchBrowser', { title: 'Launch browser', }],
+  ['AndroidDevice.open', { title: 'Open app', }],
+  ['AndroidDevice.shell', { internal: true, }],
+  ['AndroidDevice.installApk', { title: 'Install apk', }],
+  ['AndroidDevice.push', { title: 'Push', }],
+  ['AndroidDevice.setDefaultTimeoutNoReply', { internal: true, }],
+  ['AndroidDevice.connectToWebView', { internal: true, }],
+  ['AndroidDevice.close', { internal: true, }],
+  ['JsonPipe.send', { internal: true, }],
+  ['JsonPipe.close', { internal: true, }]
 ]);
diff --git a/packages/playwright-core/src/server/debugger.ts b/packages/playwright-core/src/server/debugger.ts
index 530a62843d..643714aaf8 100644
--- a/packages/playwright-core/src/server/debugger.ts
+++ b/packages/playwright-core/src/server/debugger.ts
@@ -18,7 +18,7 @@ import { EventEmitter } from 'events';
 
 import { debugMode, isUnderTest, monotonicTime } from '../utils';
 import { BrowserContext } from './browserContext';
-import { commandsWithTracingSnapshots, pausesBeforeInputActions, slowMoActions } from '../protocol/debug';
+import { methodMetainfo } from '../protocol/debug';
 
 import type { CallMetadata, InstrumentationListener, SdkObject } from './instrumentation';
 
@@ -141,9 +141,11 @@ function shouldPauseBeforeStep(metadata: CallMetadata): boolean {
   const step = metadata.type + '.' + metadata.method;
   // Stop before everything that generates snapshot. But don't stop before those marked as pausesBeforeInputActions
   // since we stop in them on a separate instrumentation signal.
-  return commandsWithTracingSnapshots.has(step) && !pausesBeforeInputActions.has(metadata.type + '.' + metadata.method);
+  const metainfo = methodMetainfo.get(step);
+  return !!metainfo?.snapshot && !metainfo.pausesBeforeInput;
 }
 
 export function shouldSlowMo(metadata: CallMetadata): boolean {
-  return slowMoActions.has(metadata.type + '.' + metadata.method);
+  const metainfo = methodMetainfo.get(metadata.type + '.' + metadata.method);
+  return !!metainfo?.slowMo;
 }
diff --git a/packages/playwright-core/src/server/trace/recorder/tracing.ts b/packages/playwright-core/src/server/trace/recorder/tracing.ts
index fd9a724726..d6eb0db758 100644
--- a/packages/playwright-core/src/server/trace/recorder/tracing.ts
+++ b/packages/playwright-core/src/server/trace/recorder/tracing.ts
@@ -19,7 +19,7 @@ import os from 'os';
 import path from 'path';
 
 import { Snapshotter } from './snapshotter';
-import { commandsWithTracingSnapshots } from '../../../protocol/debug';
+import { methodMetainfo } from '../../../protocol/debug';
 import { assert } from '../../../utils/isomorphic/assert';
 import { monotonicTime } from '../../../utils/isomorphic/time';
 import { eventsHelper  } from '../../utils/eventsHelper';
@@ -639,7 +639,8 @@ function visitTraceEvent(object: any, sha1s: Set<string>): any {
 }
 
 export function shouldCaptureSnapshot(metadata: CallMetadata): boolean {
-  return commandsWithTracingSnapshots.has(metadata.type + '.' + metadata.method);
+  const metainfo = methodMetainfo.get(metadata.type + '.' + metadata.method);
+  return !!metainfo?.snapshot;
 }
 
 function createBeforeActionTraceEvent(metadata: CallMetadata, parentId?: string): trace.BeforeActionTraceEvent | null {
diff --git a/packages/protocol/src/protocol.yml b/packages/protocol/src/protocol.yml
index 2e83f20f94..03eaba7837 100644
--- a/packages/protocol/src/protocol.yml
+++ b/packages/protocol/src/protocol.yml
@@ -354,6 +354,7 @@ APIRequestContext:
   commands:
 
     fetch:
+      title: Fetch
       parameters:
         url: string
         encodedParams: string?
@@ -381,12 +382,14 @@ APIRequestContext:
         response: APIResponse
 
     fetchResponseBody:
+      internal: true
       parameters:
         fetchUid: string
       returns:
         binary: binary?
 
     fetchLog:
+      internal: true
       parameters:
         fetchUid: string
       returns:
@@ -395,6 +398,7 @@ APIRequestContext:
           items: string
 
     storageState:
+      internal: true
       parameters:
         indexedDB: boolean?
       returns:
@@ -406,10 +410,12 @@ APIRequestContext:
           items: OriginStorage
 
     disposeAPIResponse:
+      internal: true
       parameters:
         fetchUid: string
 
     dispose:
+      internal: true
       parameters:
         reason: string?
 
@@ -642,6 +648,7 @@ LocalUtils:
   commands:
 
     zip:
+      internal: true
       parameters:
         zipFile: string
         entries:
@@ -656,6 +663,7 @@ LocalUtils:
         includeSources: boolean
 
     harOpen:
+      internal: true
       parameters:
         file: string
       returns:
@@ -663,6 +671,7 @@ LocalUtils:
         error: string?
 
     harLookup:
+      internal: true
       parameters:
         harId: string
         url: string
@@ -689,15 +698,18 @@ LocalUtils:
         body: binary?
 
     harClose:
+      internal: true
       parameters:
         harId: string
 
     harUnzip:
+      internal: true
       parameters:
         zipFile: string
         harFile: string
 
     connect:
+      internal: true
       parameters:
         wsEndpoint: string
         headers: json?
@@ -712,6 +724,7 @@ LocalUtils:
           items: NameValue
 
     tracingStarted:
+      internal: true
       parameters:
         tracesDir: string?
         traceName: string
@@ -719,14 +732,17 @@ LocalUtils:
         stacksId: string
 
     addStackToTracingNoReply:
+      internal: true
       parameters:
         callData: ClientSideCallMetadata
 
     traceDiscarded:
+      internal: true
       parameters:
         stacksId: string
 
     globToRegex:
+      internal: true
       parameters:
         glob: string
         baseURL: string?
@@ -740,6 +756,7 @@ Root:
   commands:
 
     initialize:
+      internal: true
       parameters:
         sdkLanguage:
           type: enum
@@ -773,6 +790,7 @@ Playwright:
 
   commands:
     newRequest:
+      title: Create request context
       parameters:
         baseURL: string?
         userAgent: string?
@@ -848,6 +866,7 @@ DebugController:
 
   commands:
     initialize:
+      internal: true
       parameters:
         codegenId: string
         sdkLanguage:
@@ -859,16 +878,20 @@ DebugController:
           - csharp
 
     setReportStateChanged:
+      internal: true
       parameters:
         enabled: boolean
 
     resetForReuse:
+      internal: true
 
     navigate:
+      internal: true
       parameters:
         url: string
 
     setRecorderMode:
+      internal: true
       parameters:
         mode:
           type: enum
@@ -879,17 +902,22 @@ DebugController:
         testIdAttributeName: string?
 
     highlight:
+      internal: true
       parameters:
         selector: string?
         ariaTemplate: string?
 
     hideHighlight:
+      internal: true
 
     resume:
+      internal: true
 
     kill:
+      internal: true
 
     closeAllBrowsers:
+      internal: true
 
   events:
     inspectRequested:
@@ -924,27 +952,32 @@ SocksSupport:
 
   commands:
     socksConnected:
+      internal: true
       parameters:
         uid: string
         host: string
         port: number
 
     socksFailed:
+      internal: true
       parameters:
         uid: string
         errorCode: string
 
     socksData:
+      internal: true
       parameters:
         uid: string
         data: binary
 
     socksError:
+      internal: true
       parameters:
         uid: string
         error: string
 
     socksEnd:
+      internal: true
       parameters:
         uid: string
 
@@ -970,12 +1003,14 @@ Selectors:
   commands:
 
     register:
+      internal: true
       parameters:
         name: string
         source: string
         contentScript: boolean?
 
     setTestIdAttributeName:
+      internal: true
       parameters:
         testIdAttributeName: string
 
@@ -989,6 +1024,7 @@ BrowserType:
   commands:
 
     launch:
+      title: Launch browser
       parameters:
         $mixin: LaunchOptions
         slowMo: number?
@@ -996,6 +1032,7 @@ BrowserType:
         browser: Browser
 
     launchPersistentContext:
+      title: Launch persistent context
       parameters:
         $mixin1: LaunchOptions
         $mixin2: ContextOptions
@@ -1005,6 +1042,7 @@ BrowserType:
         context: BrowserContext
 
     connectOverCDP:
+      title: Connect over CDP
       parameters:
         endpointURL: string
         headers:
@@ -1026,16 +1064,20 @@ Browser:
   commands:
 
     close:
+      title: Close browser
       parameters:
         reason: string?
 
     killForTests:
+      internal: true
 
     defaultUserAgentForTest:
+      internal: true
       returns:
         userAgent: string
 
     newContext:
+      title: Create new context
       parameters:
         $mixin: ContextOptions
         proxy:
@@ -1058,6 +1100,7 @@ Browser:
         context: BrowserContext
 
     newContextForReuse:
+      internal: true
       parameters:
         $mixin: ContextOptions
         proxy:
@@ -1080,14 +1123,19 @@ Browser:
         context: BrowserContext
 
     stopPendingOperations:
+      internal: true
+      title: Stop pending operations
       parameters:
         reason: string
 
     newBrowserCDPSession:
+      title: Create CDP session
+      internal: true
       returns:
         session: CDPSession
 
     startTracing:
+      internal: true
       parameters:
         page: Page?
         screenshots: boolean?
@@ -1096,10 +1144,10 @@ Browser:
           items: string
 
     stopTracing:
+      internal: true
       returns:
         artifact: Artifact
 
-
   events:
 
     close:
@@ -1125,6 +1173,7 @@ EventTarget:
 
   commands:
     waitForEventInfo:
+      internal: true
       parameters:
         info:
           type: object
@@ -1155,16 +1204,19 @@ BrowserContext:
   commands:
 
     addCookies:
+      title: Add cookies
       parameters:
         cookies:
           type: array
           items: SetNetworkCookie
 
     addInitScript:
+      title: Add init script
       parameters:
         source: string
 
     clearCookies:
+      title: Clear cookies
       parameters:
         name: string?
         nameRegexSource: string?
@@ -1177,12 +1229,15 @@ BrowserContext:
         pathRegexFlags: string?
 
     clearPermissions:
+      title: Clear permissions
 
     close:
+      title: Close context
       parameters:
         reason: string?
 
     cookies:
+      title: Get cookies
       parameters:
         urls:
           type: array
@@ -1193,11 +1248,13 @@ BrowserContext:
           items: NetworkCookie
 
     exposeBinding:
+      title: Expose binding
       parameters:
         name: string
         needsHandle: boolean?
 
     grantPermissions:
+      title: Grant permissions
       parameters:
         permissions:
           type: array
@@ -1205,24 +1262,29 @@ BrowserContext:
         origin: string?
 
     newPage:
+      title: Create new page
       returns:
         page: Page
 
     setDefaultNavigationTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number?
 
     setDefaultTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number?
 
     setExtraHTTPHeaders:
+      title: Set extra HTTP headers
       parameters:
         headers:
           type: array
           items: NameValue
 
     setGeolocation:
+      title: Set geolocation
       parameters:
         geolocation:
           type: object?
@@ -1232,6 +1294,7 @@ BrowserContext:
             accuracy: number?
 
     setHTTPCredentials:
+      title: Set HTTP credentials
       parameters:
         httpCredentials:
           type: object?
@@ -1241,6 +1304,7 @@ BrowserContext:
             origin: string?
 
     setNetworkInterceptionPatterns:
+      tite: Route
       parameters:
         patterns:
           type: array
@@ -1252,6 +1316,7 @@ BrowserContext:
               regexFlags: string?
 
     setWebSocketInterceptionPatterns:
+      title: Route web sockets
       parameters:
         patterns:
           type: array
@@ -1263,10 +1328,12 @@ BrowserContext:
               regexFlags: string?
 
     setOffline:
+      title: Set offline mode
       parameters:
         offline: boolean
 
     storageState:
+      title: Get storage state
       parameters:
         indexedDB: boolean?
       returns:
@@ -1278,10 +1345,10 @@ BrowserContext:
           items: OriginStorage
 
     pause:
-      experimental: True
+      title: Pause
 
     enableRecorder:
-      experimental: True
+      internal: true
       parameters:
         language: string?
         mode:
@@ -1300,6 +1367,7 @@ BrowserContext:
         omitCallTracking: boolean?
 
     newCDPSession:
+      internal: true
       parameters:
         page: Page?
         frame: Frame?
@@ -1307,6 +1375,7 @@ BrowserContext:
         session: CDPSession
 
     harStart:
+      internal: true
       parameters:
         page: Page?
         options: RecordHarOptions
@@ -1314,12 +1383,14 @@ BrowserContext:
         harId: string
 
     harExport:
+      internal: true
       parameters:
         harId: string?
       returns:
         artifact: Artifact
 
     createTempFiles:
+      internal: true
       parameters:
         rootDirName: string?
         items:
@@ -1336,6 +1407,7 @@ BrowserContext:
           items: WritableStream
 
     updateSubscription:
+      internal: true
       parameters:
         event:
           type: enum
@@ -1349,33 +1421,40 @@ BrowserContext:
         enabled: boolean
 
     clockFastForward:
+      title: Fast forward clock
       parameters:
         ticksNumber: number?
         ticksString: string?
 
     clockInstall:
+      title: Install clock
       parameters:
         timeNumber: number?
         timeString: string?
 
     clockPauseAt:
+      title: Pause clock
       parameters:
         timeNumber: number?
         timeString: string?
 
     clockResume:
+      title: Resume clock
 
     clockRunFor:
+      title: Run clock
       parameters:
         ticksNumber: number?
         ticksString: string?
 
     clockSetFixedTime:
+      title: Set fixed time
       parameters:
         timeNumber: number?
         timeString: string?
 
     clockSetSystemTime:
+      title: Set system time
       parameters:
         timeNumber: number?
         timeString: string?
@@ -1468,10 +1547,12 @@ Page:
   commands:
 
     setDefaultNavigationTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number?
 
     setDefaultTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number?
 
@@ -1485,6 +1566,7 @@ Page:
         reason: string?
 
     emulateMedia:
+      title: Emulate media
       parameters:
         media:
           type: enum?
@@ -1521,11 +1603,13 @@ Page:
         snapshot: true
 
     exposeBinding:
+      title: Expose binding
       parameters:
         name: string
         needsHandle: boolean?
 
     goBack:
+      title: Go back
       parameters:
         timeout: number?
         waitUntil: LifecycleEvent?
@@ -1536,6 +1620,7 @@ Page:
         snapshot: true
 
     goForward:
+      title: Go forward
       parameters:
         timeout: number?
         waitUntil: LifecycleEvent?
@@ -1546,8 +1631,10 @@ Page:
         snapshot: true
 
     requestGC:
+      title: Request garbage collection
 
     registerLocatorHandler:
+      title: Register locator handler
       parameters:
         selector: string
         noWaitAfter: boolean?
@@ -1555,15 +1642,18 @@ Page:
         uid: number
 
     resolveLocatorHandlerNoReply:
+      internal: true
       parameters:
         uid: number
         remove: boolean?
 
     unregisterLocatorHandler:
+      title: Unregister locator handler
       parameters:
         uid: number
 
     reload:
+      title: Reload
       parameters:
         timeout: number?
         waitUntil: LifecycleEvent?
@@ -1574,6 +1664,7 @@ Page:
         snapshot: true
 
     expectScreenshot:
+      title: Expect screenshot
       parameters:
         expected: binary?
         timeout: number
@@ -1603,6 +1694,7 @@ Page:
         snapshot: true
 
     screenshot:
+      title: Screenshot
       parameters:
         timeout: number?
         type:
@@ -1620,12 +1712,14 @@ Page:
         snapshot: true
 
     setExtraHTTPHeaders:
+      title: Set extra HTTP headers
       parameters:
         headers:
           type: array
           items: NameValue
 
     setNetworkInterceptionPatterns:
+      title: Route
       parameters:
         patterns:
           type: array
@@ -1637,6 +1731,7 @@ Page:
               regexFlags: string?
 
     setWebSocketInterceptionPatterns:
+      title: Route web sockets
       parameters:
         patterns:
           type: array
@@ -1648,6 +1743,7 @@ Page:
               regexFlags: string?
 
     setViewportSize:
+      title: Set viewport size
       parameters:
         viewportSize:
           type: object
@@ -1658,6 +1754,7 @@ Page:
         snapshot: true
 
     keyboardDown:
+      title: Key down
       parameters:
         key: string
       flags:
@@ -1665,6 +1762,7 @@ Page:
         snapshot: true
 
     keyboardUp:
+      title: Key up
       parameters:
         key: string
       flags:
@@ -1672,6 +1770,7 @@ Page:
         snapshot: true
 
     keyboardInsertText:
+      title: Insert text
       parameters:
         text: string
       flags:
@@ -1679,6 +1778,7 @@ Page:
         snapshot: true
 
     keyboardType:
+      title: Type
       parameters:
         text: string
         delay: number?
@@ -1687,6 +1787,7 @@ Page:
         snapshot: true
 
     keyboardPress:
+      title: Press
       parameters:
         key: string
         delay: number?
@@ -1695,6 +1796,7 @@ Page:
         snapshot: true
 
     mouseMove:
+      title: Move mouse
       parameters:
         x: number
         y: number
@@ -1704,6 +1806,7 @@ Page:
         snapshot: true
 
     mouseDown:
+      title: Mouse down
       parameters:
         button:
           type: enum?
@@ -1717,6 +1820,7 @@ Page:
         snapshot: true
 
     mouseUp:
+      title: Mouse up
       parameters:
         button:
           type: enum?
@@ -1730,6 +1834,7 @@ Page:
         snapshot: true
 
     mouseClick:
+      title: Click
       parameters:
         x: number
         y: number
@@ -1746,6 +1851,7 @@ Page:
         snapshot: true
 
     mouseWheel:
+      title: Mouse wheel
       parameters:
         deltaX: number
         deltaY: number
@@ -1754,6 +1860,7 @@ Page:
         snapshot: true
 
     touchscreenTap:
+      title: Tap
       parameters:
         x: number
         y: number
@@ -1762,6 +1869,7 @@ Page:
         snapshot: true
 
     accessibilitySnapshot:
+      internal: true
       parameters:
         interestingOnly: boolean?
         root: ElementHandle?
@@ -1771,6 +1879,7 @@ Page:
         snapshot: true
 
     pdf:
+      title: PDF
       parameters:
         scale: number?
         displayHeaderFooter: boolean?
@@ -1796,17 +1905,20 @@ Page:
         pdf: binary
 
     snapshotForAI:
+      internal: true
       returns:
         snapshot: string
       flags:
         snapshot: true
 
     startJSCoverage:
+      internal: true
       parameters:
         resetOnNavigation: boolean?
         reportAnonymousScripts: boolean?
 
     stopJSCoverage:
+      internal: true
       returns:
         entries:
           type: array
@@ -1833,10 +1945,12 @@ Page:
                           count: number
 
     startCSSCoverage:
+      internal: true
       parameters:
         resetOnNavigation: boolean?
 
     stopCSSCoverage:
+      internal: true
       returns:
         entries:
           type: array
@@ -1854,8 +1968,10 @@ Page:
                     end: number
 
     bringToFront:
+      title: Bring to front
 
     updateSubscription:
+      internal: true
       parameters:
         event:
           type: enum
@@ -1938,6 +2054,7 @@ Frame:
   commands:
 
     evalOnSelector:
+      title: Evaluate
       parameters:
         selector: string
         strict: boolean?
@@ -1950,6 +2067,7 @@ Frame:
         snapshot: true
 
     evalOnSelectorAll:
+      title: Evaluate
       parameters:
         selector: string
         expression: string
@@ -1961,6 +2079,7 @@ Frame:
         snapshot: true
 
     addScriptTag:
+      title: Add script tag
       parameters:
         url: string?
         content: string?
@@ -1971,6 +2090,7 @@ Frame:
         snapshot: true
 
     addStyleTag:
+      title: Add style tag
       parameters:
         url: string?
         content: string?
@@ -1980,6 +2100,7 @@ Frame:
         snapshot: true
 
     ariaSnapshot:
+      title: Aria snapshot
       parameters:
         selector: string
         forAI: boolean?
@@ -1990,6 +2111,7 @@ Frame:
         snapshot: true
 
     blur:
+      title: Blur
       parameters:
         selector: string
         strict: boolean?
@@ -1999,6 +2121,7 @@ Frame:
         snapshot: true
 
     check:
+      title: Check
       parameters:
         selector: string
         strict: boolean?
@@ -2012,6 +2135,7 @@ Frame:
         pausesBeforeInput: true
 
     click:
+      title: Click
       parameters:
         selector: string
         strict: boolean?
@@ -2044,12 +2168,14 @@ Frame:
         pausesBeforeInput: true
 
     content:
+      title: Get content
       returns:
         value: string
       flags:
         snapshot: true
 
     dragAndDrop:
+      title: Drag and drop
       parameters:
         source: string
         target: string
@@ -2065,6 +2191,7 @@ Frame:
         pausesBeforeInput: true
 
     dblclick:
+      title: Double click
       parameters:
         selector: string
         strict: boolean?
@@ -2095,6 +2222,7 @@ Frame:
         pausesBeforeInput: true
 
     dispatchEvent:
+      title: Dispatch event
       parameters:
         selector: string
         strict: boolean?
@@ -2106,6 +2234,7 @@ Frame:
         snapshot: true
 
     evaluateExpression:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2116,6 +2245,7 @@ Frame:
         snapshot: true
 
     evaluateExpressionHandle:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2126,6 +2256,7 @@ Frame:
         snapshot: true
 
     fill:
+      title: Fill
       parameters:
         selector: string
         strict: boolean?
@@ -2138,6 +2269,7 @@ Frame:
         pausesBeforeInput: true
 
     focus:
+      title: Focus
       parameters:
         selector: string
         strict: boolean?
@@ -2147,14 +2279,17 @@ Frame:
         snapshot: true
 
     frameElement:
+      internal: true
       returns:
         element: ElementHandle
 
     highlight:
+      internal: true
       parameters:
         selector: string
 
     getAttribute:
+      internal: true
       parameters:
         selector: string
         strict: boolean?
@@ -2166,6 +2301,7 @@ Frame:
         snapshot: true
 
     goto:
+      title: Navigate
       parameters:
         url: string
         timeout: number?
@@ -2178,6 +2314,7 @@ Frame:
         snapshot: true
 
     hover:
+      title: Hover
       parameters:
         selector: string
         strict: boolean?
@@ -2201,6 +2338,7 @@ Frame:
         pausesBeforeInput: true
 
     innerHTML:
+      title: Get HTML
       parameters:
         selector: string
         strict: boolean?
@@ -2211,6 +2349,7 @@ Frame:
         snapshot: true
 
     innerText:
+      title: Get inner text
       parameters:
         selector: string
         strict: boolean?
@@ -2221,6 +2360,7 @@ Frame:
         snapshot: true
 
     inputValue:
+      title: Get input value
       parameters:
         selector: string
         strict: boolean?
@@ -2231,6 +2371,7 @@ Frame:
         snapshot: true
 
     isChecked:
+      title: Is checked
       parameters:
         selector: string
         strict: boolean?
@@ -2241,6 +2382,7 @@ Frame:
         snapshot: true
 
     isDisabled:
+      title: Is disabled
       parameters:
         selector: string
         strict: boolean?
@@ -2251,6 +2393,7 @@ Frame:
         snapshot: true
 
     isEnabled:
+      title: Is enabled
       parameters:
         selector: string
         strict: boolean?
@@ -2261,6 +2404,7 @@ Frame:
         snapshot: true
 
     isHidden:
+      title: Is hidden
       parameters:
         selector: string
         strict: boolean?
@@ -2270,6 +2414,7 @@ Frame:
         snapshot: true
 
     isVisible:
+      title: Is visible
       parameters:
         selector: string
         strict: boolean?
@@ -2279,6 +2424,7 @@ Frame:
         snapshot: true
 
     isEditable:
+      title: Is editable
       parameters:
         selector: string
         strict: boolean?
@@ -2289,6 +2435,7 @@ Frame:
         snapshot: true
 
     press:
+      title: Press
       parameters:
         selector: string
         strict: boolean?
@@ -2302,6 +2449,7 @@ Frame:
         pausesBeforeInput: true
 
     querySelector:
+      title: Query selector
       parameters:
         selector: string
         strict: boolean?
@@ -2311,6 +2459,7 @@ Frame:
         snapshot: true
 
     querySelectorAll:
+      title: Query selector all
       parameters:
         selector: string
       returns:
@@ -2321,6 +2470,7 @@ Frame:
         snapshot: true
 
     queryCount:
+      title: Query count
       parameters:
         selector: string
       returns:
@@ -2329,6 +2479,7 @@ Frame:
         snapshot: true
 
     selectOption:
+      title: Select option
       parameters:
         selector: string
         strict: boolean?
@@ -2356,6 +2507,7 @@ Frame:
         pausesBeforeInput: true
 
     setContent:
+      title: Set content
       parameters:
         html: string
         timeout: number?
@@ -2364,6 +2516,7 @@ Frame:
         snapshot: true
 
     setInputFiles:
+      title: Set input files
       parameters:
         selector: string
         strict: boolean?
@@ -2391,6 +2544,7 @@ Frame:
         pausesBeforeInput: true
 
     tap:
+      title: Tap
       parameters:
         selector: string
         strict: boolean?
@@ -2414,6 +2568,7 @@ Frame:
         pausesBeforeInput: true
 
     textContent:
+      title: Get text content
       parameters:
         selector: string
         strict: boolean?
@@ -2424,10 +2579,12 @@ Frame:
         snapshot: true
 
     title:
+      internal: true
       returns:
         value: string
 
     type:
+      title: Type
       parameters:
         selector: string
         strict: boolean?
@@ -2440,6 +2597,7 @@ Frame:
         pausesBeforeInput: true
 
     uncheck:
+      title: Uncheck
       parameters:
         selector: string
         strict: boolean?
@@ -2453,12 +2611,14 @@ Frame:
         pausesBeforeInput: true
 
     waitForTimeout:
+      title: Wait for timeout
       parameters:
         timeout: number
       flags:
         snapshot: true
 
     waitForFunction:
+      title: Wait for function
       parameters:
         expression: string
         isFunction: boolean?
@@ -2472,6 +2632,7 @@ Frame:
         snapshot: true
 
     waitForSelector:
+      title: Wait for selector
       parameters:
         selector: string
         strict: boolean?
@@ -2490,6 +2651,7 @@ Frame:
         snapshot: true
 
     expect:
+      title: Expect
       parameters:
         selector: string
         expression: string
@@ -2540,6 +2702,7 @@ Worker:
   commands:
 
     evaluateExpression:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2548,6 +2711,7 @@ Worker:
         value: SerializedValue
 
     evaluateExpressionHandle:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2571,6 +2735,7 @@ JSHandle:
     dispose:
 
     evaluateExpression:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2581,6 +2746,7 @@ JSHandle:
         snapshot: true
 
     evaluateExpressionHandle:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -2591,6 +2757,7 @@ JSHandle:
         snapshot: true
 
     getPropertyList:
+      internal: true
       returns:
         properties:
           type: array
@@ -2601,12 +2768,14 @@ JSHandle:
               value: JSHandle
 
     getProperty:
+      internal: true
       parameters:
         name: string
       returns:
         handle: JSHandle
 
     jsonValue:
+      internal: true
       returns:
         value: SerializedValue
 
@@ -2626,6 +2795,7 @@ ElementHandle:
   commands:
 
     evalOnSelector:
+      title: Evaluate
       parameters:
         selector: string
         strict: boolean?
@@ -2638,6 +2808,7 @@ ElementHandle:
         snapshot: true
 
     evalOnSelectorAll:
+      title: Evaluate
       parameters:
         selector: string
         expression: string
@@ -2649,12 +2820,14 @@ ElementHandle:
         snapshot: true
 
     boundingBox:
+      title: Get bounding box
       returns:
         value: Rect?
       flags:
         snapshot: true
 
     check:
+      title: Check
       parameters:
         force: boolean?
         position: Point?
@@ -2666,6 +2839,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     click:
+      title: Click
       parameters:
         force: boolean?
         noWaitAfter: boolean?
@@ -2696,12 +2870,14 @@ ElementHandle:
         pausesBeforeInput: true
 
     contentFrame:
+      internal: true
       returns:
         frame: Frame?
       flags:
         snapshot: true
 
     dblclick:
+      title: Double click
       parameters:
         force: boolean?
         modifiers:
@@ -2730,6 +2906,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     dispatchEvent:
+      title: Dispatch event
       parameters:
         type: string
         eventInit: SerializedArgument
@@ -2738,6 +2915,7 @@ ElementHandle:
         snapshot: true
 
     fill:
+      title: Fill
       parameters:
         value: string
         force: boolean?
@@ -2748,21 +2926,25 @@ ElementHandle:
         pausesBeforeInput: true
 
     focus:
+      title: Focus
       flags:
         slowMo: true
         snapshot: true
 
     generateLocatorString:
+      internal: true
       returns:
         value: string?
 
     getAttribute:
+      internal: true
       parameters:
         name: string
       returns:
         value: string?
 
     hover:
+      title: Hover
       parameters:
         force: boolean?
         modifiers:
@@ -2784,64 +2966,75 @@ ElementHandle:
         pausesBeforeInput: true
 
     innerHTML:
+      title: Get HTML
       returns:
         value: string
       flags:
         snapshot: true
 
     innerText:
+      title: Get inner text
       returns:
         value: string
       flags:
         snapshot: true
 
     inputValue:
+      title: Get input value
       returns:
         value: string
       flags:
         snapshot: true
 
     isChecked:
+      title: Is checked
       returns:
         value: boolean
       flags:
         snapshot: true
 
     isDisabled:
+      title: Is disabled
       returns:
         value: boolean
       flags:
         snapshot: true
 
     isEditable:
+      title: Is editable
       returns:
         value: boolean
       flags:
         snapshot: true
 
     isEnabled:
+      title: Is enabled
       returns:
         value: boolean
       flags:
         snapshot: true
 
     isHidden:
+      title: Is hidden
       returns:
         value: boolean
       flags:
         snapshot: true
 
     isVisible:
+      title: Is visible
       returns:
         value: boolean
       flags:
         snapshot: true
 
     ownerFrame:
+      title: Get owner frame
       returns:
         frame: Frame?
 
     press:
+      title: Press
       parameters:
         key: string
         delay: number?
@@ -2853,6 +3046,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     querySelector:
+      title: Query selector
       parameters:
         selector: string
         strict: boolean?
@@ -2862,6 +3056,7 @@ ElementHandle:
         snapshot: true
 
     querySelectorAll:
+      title: Query selector all
       parameters:
         selector: string
       returns:
@@ -2872,6 +3067,7 @@ ElementHandle:
         snapshot: true
 
     screenshot:
+      title: Screenshot
       parameters:
         timeout: number?
         type:
@@ -2887,6 +3083,7 @@ ElementHandle:
         snapshot: true
 
     scrollIntoViewIfNeeded:
+      title: Scroll into view
       parameters:
         timeout: number?
       flags:
@@ -2894,6 +3091,7 @@ ElementHandle:
         snapshot: true
 
     selectOption:
+      title: Select option
       parameters:
         elements:
           type: array?
@@ -2919,6 +3117,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     selectText:
+      title: Select text
       parameters:
         force: boolean?
         timeout: number?
@@ -2927,6 +3126,7 @@ ElementHandle:
         snapshot: true
 
     setInputFiles:
+      title: Set input files
       parameters:
         # Only one of payloads, localPaths and streams should be present.
         payloads:
@@ -2952,6 +3152,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     tap:
+      title: Tap
       parameters:
         force: boolean?
         modifiers:
@@ -2973,12 +3174,14 @@ ElementHandle:
         pausesBeforeInput: true
 
     textContent:
+      title: Get text content
       returns:
         value: string?
       flags:
         snapshot: true
 
     type:
+      title: Type
       parameters:
         text: string
         delay: number?
@@ -2989,6 +3192,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     uncheck:
+      title: Uncheck
       parameters:
         force: boolean?
         position: Point?
@@ -3000,6 +3204,7 @@ ElementHandle:
         pausesBeforeInput: true
 
     waitForElementState:
+      title: Wait for state
       parameters:
         state:
           type: enum
@@ -3015,6 +3220,7 @@ ElementHandle:
         snapshot: true
 
     waitForSelector:
+      title: Wait for selector
       parameters:
         selector: string
         strict: boolean?
@@ -3051,10 +3257,12 @@ Request:
   commands:
 
     response:
+      internal: true
       returns:
         response: Response?
 
     rawRequestHeaders:
+      internal: true
       returns:
         headers:
           type: array
@@ -3070,6 +3278,7 @@ Route:
   commands:
 
     redirectNavigationRequest:
+      internal: true
       parameters:
         url: string
 
@@ -3078,6 +3287,7 @@ Route:
         errorCode: string?
 
     continue:
+      internal: true
       parameters:
         url: string?
         method: string?
@@ -3088,6 +3298,7 @@ Route:
         isFallback: boolean
 
     fulfill:
+      internal: true
       parameters:
         # default is 200
         status: number?
@@ -3108,26 +3319,32 @@ WebSocketRoute:
   commands:
 
     connect:
+      internal: true
 
     ensureOpened:
+      internal: true
 
     sendToPage:
+      internal: true
       parameters:
         message: string
         isBase64: boolean
 
     sendToServer:
+      internal: true
       parameters:
         message: string
         isBase64: boolean
 
     closePage:
+      internal: true
       parameters:
         code: number?
         reason: string?
         wasClean: boolean
 
     closeServer:
+      internal: true
       parameters:
         code: number?
         reason: string?
@@ -3188,24 +3405,29 @@ Response:
   commands:
 
     body:
+      internal: true
       returns:
         binary: binary
 
     securityDetails:
+      internal: true
       returns:
         value: SecurityDetails?
 
     serverAddr:
+      internal: true
       returns:
         value: RemoteAddr?
 
     rawResponseHeaders:
+      internal: true
       returns:
         headers:
           type: array
           items: NameValue
 
     sizes:
+      internal: true
       returns:
         sizes: RequestSizes
 
@@ -3277,10 +3499,12 @@ BindingCall:
   commands:
 
     reject:
+      internal: true
       parameters:
         error: SerializedError
 
     resolve:
+      internal: true
       parameters:
         result: SerializedArgument
 
@@ -3298,11 +3522,12 @@ Dialog:
   commands:
 
     accept:
+      title: Accept dialog
       parameters:
         promptText: string?
 
     dismiss:
-
+      title: Dismiss dialog
 
 Tracing:
   type: interface
@@ -3310,6 +3535,7 @@ Tracing:
   commands:
 
     tracingStart:
+      internal: true
       parameters:
         name: string?
         snapshots: boolean?
@@ -3317,6 +3543,7 @@ Tracing:
         live: boolean?
 
     tracingStartChunk:
+      internal: true
       parameters:
         name: string?
         title: string?
@@ -3324,6 +3551,7 @@ Tracing:
         traceName: string
 
     tracingGroup:
+      title: Group
       parameters:
         name: string
         location:
@@ -3334,8 +3562,10 @@ Tracing:
             column: number?
 
     tracingGroupEnd:
+      title: Group end
 
     tracingStopChunk:
+      internal: true
       parameters:
         mode:
           type: enum
@@ -3353,6 +3583,7 @@ Tracing:
           items: NameValue
 
     tracingStop:
+      internal: true
 
 
 Artifact:
@@ -3364,30 +3595,37 @@ Artifact:
   commands:
 
     pathAfterFinished:
+      internal: true
       returns:
         value: string
 
     # Blocks path/failure/delete/context.close until saved to the local |path|.
     saveAs:
+      internal: true
       parameters:
         path: string
 
     # Blocks path/failure/delete/context.close until the stream is closed.
     saveAsStream:
+      internal: true
       returns:
         stream: Stream
 
     failure:
+      internal: true
       returns:
         error: string?
 
     stream:
+      internal: true
       returns:
         stream: Stream
 
     cancel:
+      internal: true
 
     delete:
+      internal: true
 
 
 Stream:
@@ -3396,12 +3634,14 @@ Stream:
   commands:
 
     read:
+      internal: true
       parameters:
         size: number?
       returns:
         binary: binary
 
     close:
+      internal: true
 
 
 WritableStream:
@@ -3410,10 +3650,12 @@ WritableStream:
   commands:
 
     write:
+      internal: true
       parameters:
         binary: binary
 
     close:
+      internal: true
 
 
 CDPSession:
@@ -3422,6 +3664,7 @@ CDPSession:
   commands:
 
     send:
+      internal: true
       parameters:
         method: string
         params: json?
@@ -3429,6 +3672,7 @@ CDPSession:
         result: json
 
     detach:
+      internal: true
 
   events:
 
@@ -3444,6 +3688,7 @@ Electron:
   commands:
 
     launch:
+      title: Launch electron
       parameters:
         executablePath: string?
         args:
@@ -3515,12 +3760,14 @@ ElectronApplication:
   commands:
 
     browserWindow:
+      internal: true
       parameters:
         page: Page
       returns:
         handle: JSHandle
 
     evaluateExpression:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -3529,6 +3776,7 @@ ElectronApplication:
         value: SerializedValue
 
     evaluateExpressionHandle:
+      title: Evaluate
       parameters:
         expression: string
         isFunction: boolean?
@@ -3537,6 +3785,7 @@ ElectronApplication:
         handle: JSHandle
 
     updateSubscription:
+      internal: true
       parameters:
         event:
           type: enum
@@ -3556,6 +3805,7 @@ Android:
   commands:
 
     devices:
+      internal: true
       parameters:
         host: string?
         port: number?
@@ -3566,6 +3816,7 @@ Android:
           items: AndroidDevice
 
     setDefaultTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number
 
@@ -3574,10 +3825,12 @@ AndroidSocket:
 
   commands:
     write:
+      internal: true
       parameters:
         data: binary
 
     close:
+      internal: true
 
   events:
     data:
@@ -3596,6 +3849,7 @@ AndroidDevice:
 
   commands:
     wait:
+      hidden: Wait
       parameters:
         selector: AndroidSelector
         state:
@@ -3605,18 +3859,21 @@ AndroidDevice:
         timeout: number?
 
     fill:
+      title: Fill
       parameters:
         selector: AndroidSelector
         text: string
         timeout: number?
 
     tap:
+      title: Tap
       parameters:
         selector: AndroidSelector
         duration: number?
         timeout: number?
 
     drag:
+      title: Drag
       parameters:
         selector: AndroidSelector
         dest: Point
@@ -3624,6 +3881,7 @@ AndroidDevice:
         timeout: number?
 
     fling:
+      title: Fling
       parameters:
         selector: AndroidSelector
         direction:
@@ -3637,11 +3895,13 @@ AndroidDevice:
         timeout: number?
 
     longTap:
+      title: Long tap
       parameters:
         selector: AndroidSelector
         timeout: number?
 
     pinchClose:
+      title: Pinch close
       parameters:
         selector: AndroidSelector
         percent: number
@@ -3649,6 +3909,7 @@ AndroidDevice:
         timeout: number?
 
     pinchOpen:
+      title: Pinch open
       parameters:
         selector: AndroidSelector
         percent: number
@@ -3656,6 +3917,7 @@ AndroidDevice:
         timeout: number?
 
     scroll:
+      title: Scroll
       parameters:
         selector: AndroidSelector
         direction:
@@ -3670,6 +3932,7 @@ AndroidDevice:
         timeout: number?
 
     swipe:
+      title: Swipe
       parameters:
         selector: AndroidSelector
         direction:
@@ -3684,28 +3947,34 @@ AndroidDevice:
         timeout: number?
 
     info:
+      internal: true
       parameters:
         selector: AndroidSelector
       returns:
         info: AndroidElementInfo
 
     screenshot:
+      title: Screenshot
       returns:
         binary: binary
 
     inputType:
+      title: Type
       parameters:
         text: string
 
     inputPress:
+      title: Press
       parameters:
         key: string
 
     inputTap:
+      title: Tap
       parameters:
         point: Point
 
     inputSwipe:
+      title: Swipe
       parameters:
         segments:
           type: array
@@ -3713,12 +3982,14 @@ AndroidDevice:
         steps: number
 
     inputDrag:
+      title: Drag
       parameters:
         from: Point
         to: Point
         steps: number
 
     launchBrowser:
+      title: Launch browser
       parameters:
         $mixin: ContextOptions
         pkg: string?
@@ -3737,18 +4008,21 @@ AndroidDevice:
         context: BrowserContext
 
     open:
+      title: Open app
       parameters:
         command: string
       returns:
         socket: AndroidSocket
 
     shell:
+      internal: true
       parameters:
         command: string
       returns:
         result: binary
 
     installApk:
+      title: Install apk
       parameters:
         file: binary
         args:
@@ -3756,22 +4030,26 @@ AndroidDevice:
           items: string
 
     push:
+      title: Push
       parameters:
         file: binary
         path: string
         mode: number?
 
     setDefaultTimeoutNoReply:
+      internal: true
       parameters:
         timeout: number
 
     connectToWebView:
+      internal: true
       parameters:
         socketName: string
       returns:
         context: BrowserContext
 
     close:
+      internal: true
 
   events:
     close:
@@ -3850,10 +4128,12 @@ JsonPipe:
 
   commands:
     send:
+      internal: true
       parameters:
         message: json
 
     close:
+      internal: true
 
   events:
 
diff --git a/tests/playwright-test/playwright.trace.spec.ts b/tests/playwright-test/playwright.trace.spec.ts
index 2315edc8c8..697938b6a2 100644
--- a/tests/playwright-test/playwright.trace.spec.ts
+++ b/tests/playwright-test/playwright.trace.spec.ts
@@ -103,7 +103,6 @@ test('should record api trace', async ({ runInlineTest, server }, testInfo) => {
     '  fixture: page',
     '  fixture: context',
     '  fixture: request',
-    '    apiRequestContext.dispose',
   ]);
   const trace2 = await parseTrace(testInfo.outputPath('test-results', 'a-api-pass', 'trace.zip'));
   expect(trace2.actionTree).toEqual([
@@ -128,7 +127,6 @@ test('should record api trace', async ({ runInlineTest, server }, testInfo) => {
     '  fixture: page',
     '  fixture: context',
     '  fixture: request',
-    '    apiRequestContext.dispose',
     'Worker Cleanup',
     '  fixture: browser',
   ]);
@@ -332,7 +330,6 @@ test('should not override trace file in afterAll', async ({ runInlineTest, serve
     '      apiRequest.newContext',
     '    apiRequestContext.get',
     '    fixture: request',
-    '      apiRequestContext.dispose',
     'Worker Cleanup',
     '  fixture: browser',
   ]);
@@ -1264,6 +1261,7 @@ test('should not nest top level expect into unfinished api calls ', {
     '    browserContext.newPage',
     'page.route',
     'page.goto',
+    'route.fetch',
     'expect.toBeVisible',
     'page.unrouteAll',
     'After Hooks',
diff --git a/tests/playwright-test/test-step.spec.ts b/tests/playwright-test/test-step.spec.ts
index a5bad3a293..99ebf63cea 100644
--- a/tests/playwright-test/test-step.spec.ts
+++ b/tests/playwright-test/test-step.spec.ts
@@ -1224,7 +1224,6 @@ pw:api    |apiRequestContext.get(${server.EMPTY_PAGE}) @ a.test.ts:11
 pw:api    |↪ error: <error message>
 hook      |After Hooks
 fixture   |  fixture: request
-pw:api    |    apiRequestContext.dispose
 fixture   |  fixture: page
 fixture   |  fixture: context
 `);
@@ -1517,6 +1516,7 @@ pw:api    |    browserContext.newPage
 test.step |custom step @ a.test.ts:4
 pw:api    |  page.route @ a.test.ts:5
 pw:api    |  page.goto(${server.EMPTY_PAGE}) @ a.test.ts:12
+pw:api    |  route.fetch(${server.EMPTY_PAGE}) @ a.test.ts:6
 expect    |  expect.toBe @ a.test.ts:8
 hook      |After Hooks
 fixture   |  fixture: page
diff --git a/utils/generate_channels.js b/utils/generate_channels.js
index 827250ad8c..144d4bce26 100755
--- a/utils/generate_channels.js
+++ b/utils/generate_channels.js
@@ -18,7 +18,6 @@
 // @ts-check
 
 const fs = require('fs');
-const os = require('os');
 const path = require('path');
 const yaml = require('yaml');
 
@@ -178,9 +177,7 @@ const debug_ts = [
 // This file is generated by ${path.basename(__filename).split(path.sep).join(path.posix.sep)}, do not edit manually.
 `];
 
-const slowMoActions = [];
-const tracingSnapshots = [];
-const pausesBeforeInputActions = [];
+const methodMetainfo = [];
 
 const yml = fs.readFileSync(path.join(__dirname, '..', 'packages', 'protocol', 'src', 'protocol.yml'), 'utf-8');
 const protocol = yaml.parse(yml);
@@ -279,21 +276,14 @@ for (const [name, item] of Object.entries(protocol)) {
     for (let [methodName, method] of Object.entries(item.commands || {})) {
       if (method === null)
         method = {};
-      if (method.flags?.slowMo) {
-        slowMoActions.push(name + '.' + methodName);
-        for (const derived of derivedClasses.get(name) || [])
-          slowMoActions.push(derived + '.' + methodName);
-      }
-      if (method.flags?.snapshot) {
-        tracingSnapshots.push(name + '.' + methodName);
-        for (const derived of derivedClasses.get(name) || [])
-          tracingSnapshots.push(derived + '.' + methodName);
-      }
-      if (method.flags?.pausesBeforeInput) {
-        pausesBeforeInputActions.push(name + '.' + methodName);
-        for (const derived of derivedClasses.get(name) || [])
-          pausesBeforeInputActions.push(derived + '.' + methodName);
-      }
+
+      const internalProp = method.internal ? ` internal: ${method.internal},` : '';
+      const titleProp = method.title ? ` title: '${method.title}',` : '';
+      const slowMoProp = method.flags?.slowMo ? ` slowMo: ${method.flags.slowMo},` : '';
+      const snapshotProp = method.flags?.snapshot ? ` snapshot: ${method.flags.snapshot},` : '';
+      const pauseProp = method.flags?.pausesBeforeInput ? ` pausesBeforeInput: ${method.flags.pausesBeforeInput},` : '';
+      methodMetainfo.push(`['${name + '.' + methodName}', {${internalProp}${titleProp}${slowMoProp}${snapshotProp}${pauseProp} }]`);
+
       const parameters = objectType(method.parameters || {}, '');
       const paramsName = `${channelName}${titleCase(methodName)}Params`;
       const optionsName = `${channelName}${titleCase(methodName)}Options`;
@@ -335,16 +325,8 @@ for (const [name, item] of Object.entries(protocol)) {
   }
 }
 
-debug_ts.push(`export const slowMoActions = new Set([
-  '${slowMoActions.join(`',\n  '`)}'
-]);`);
-debug_ts.push('');
-debug_ts.push(`export const commandsWithTracingSnapshots = new Set([
-  '${tracingSnapshots.join(`',\n  '`)}'
-]);`);
-debug_ts.push('');
-debug_ts.push(`export const pausesBeforeInputActions = new Set([
-  '${pausesBeforeInputActions.join(`',\n  '`)}'
+debug_ts.push(`export const methodMetainfo = new Map<string, { internal?: boolean, title?: string, slowMo?: boolean, snapshot?: boolean, pausesBeforeInput?: boolean }>([
+  ${methodMetainfo.join(`,\n  `)}
 ]);`);
 
 let hasChanges = false;