diff --git a/x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx b/x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx
index dca9d00f4ca29..12ae76778af6e 100644
--- a/x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx
+++ b/x-pack/plugins/global_search_bar/public/components/search_bar.test.tsx
@@ -5,16 +5,17 @@
  * 2.0.
  */
 
-import React from 'react';
-import { act, render, screen, fireEvent } from '@testing-library/react';
-import { of, BehaviorSubject } from 'rxjs';
-import { filter, map } from 'rxjs/operators';
+import type { ChromeStyle } from '@kbn/core-chrome-browser';
 import { applicationServiceMock } from '@kbn/core/public/mocks';
-import { globalSearchPluginMock } from '@kbn/global-search-plugin/public/mocks';
 import { GlobalSearchBatchedResults, GlobalSearchResult } from '@kbn/global-search-plugin/public';
-import { SearchBar } from './search_bar';
+import { globalSearchPluginMock } from '@kbn/global-search-plugin/public/mocks';
 import { __IntlProvider as IntlProvider } from '@kbn/i18n-react';
-import { TrackUiMetricFn } from '../types';
+import { act, fireEvent, render, screen } from '@testing-library/react';
+import React from 'react';
+import { BehaviorSubject, of } from 'rxjs';
+import { filter, map } from 'rxjs/operators';
+import type { TrackUiMetricFn } from '../types';
+import { SearchBar } from './search_bar';
 
 jest.mock(
   'react-virtualized-auto-sizer',
@@ -52,6 +53,7 @@ describe('SearchBar', () => {
 
   const basePathUrl = '/plugins/globalSearchBar/assets/';
   const darkMode = false;
+  const chromeStyle$ = new BehaviorSubject<ChromeStyle>('classic');
 
   beforeEach(() => {
     applications = applicationServiceMock.createStartContract();
@@ -104,6 +106,7 @@ describe('SearchBar', () => {
           navigateToUrl={applications.navigateToUrl}
           basePathUrl={basePathUrl}
           darkMode={darkMode}
+          chromeStyle$={chromeStyle$}
           trackUiMetric={trackUiMetric}
         />
       </IntlProvider>
@@ -136,6 +139,7 @@ describe('SearchBar', () => {
           navigateToUrl={applications.navigateToUrl}
           basePathUrl={basePathUrl}
           darkMode={darkMode}
+          chromeStyle$={chromeStyle$}
           trackUiMetric={trackUiMetric}
         />
       </IntlProvider>
@@ -172,6 +176,7 @@ describe('SearchBar', () => {
           navigateToUrl={applications.navigateToUrl}
           basePathUrl={basePathUrl}
           darkMode={darkMode}
+          chromeStyle$={chromeStyle$}
           trackUiMetric={trackUiMetric}
         />
       </IntlProvider>
@@ -203,6 +208,7 @@ describe('SearchBar', () => {
           navigateToUrl={applications.navigateToUrl}
           basePathUrl={basePathUrl}
           darkMode={darkMode}
+          chromeStyle$={chromeStyle$}
           trackUiMetric={trackUiMetric}
         />
       </IntlProvider>
@@ -229,3 +235,5 @@ describe('SearchBar', () => {
     expect(trackUiMetric).toHaveBeenCalledTimes(2);
   });
 });
+
+// FIXME: add tests for chromeStyle === 'project'
diff --git a/x-pack/plugins/global_search_bar/public/components/search_bar.tsx b/x-pack/plugins/global_search_bar/public/components/search_bar.tsx
index f454359e636df..74dd7384ef651 100644
--- a/x-pack/plugins/global_search_bar/public/components/search_bar.tsx
+++ b/x-pack/plugins/global_search_bar/public/components/search_bar.tsx
@@ -6,6 +6,7 @@
  */
 
 import {
+  EuiButtonIcon,
   EuiFlexGroup,
   EuiFlexItem,
   EuiFormLabel,
@@ -22,7 +23,9 @@ import type { GlobalSearchFindParams, GlobalSearchResult } from '@kbn/global-sea
 import React, { FC, useCallback, useEffect, useRef, useState } from 'react';
 import useDebounce from 'react-use/lib/useDebounce';
 import useEvent from 'react-use/lib/useEvent';
+import useLocalStorage from 'react-use/lib/useLocalStorage';
 import useMountedState from 'react-use/lib/useMountedState';
+import useObservable from 'react-use/lib/useObservable';
 import { Subscription } from 'rxjs';
 import { blurEvent, CLICK_METRIC, COUNT_METRIC, getClickMetric, isMac, sort } from '.';
 import { resultToOption, suggestionToOption } from '../lib';
@@ -46,15 +49,25 @@ const EmptyMessage = () => (
   </EuiFlexGroup>
 );
 
+const GLOBAL_SEARCH_BAR_VISIBLE_KEY = 'GLOBAL_SEARCH_BAR_VISIBLE' as const;
+
 export const SearchBar: FC<SearchBarProps> = ({
   globalSearch,
   taggingApi,
   navigateToUrl,
   trackUiMetric,
+  chromeStyle$,
   ...props
 }) => {
   const isMounted = useMountedState();
   const { euiTheme } = useEuiTheme();
+  const chromeStyle = useObservable(chromeStyle$);
+
+  // These hooks are used when on chromeStyle set to 'project'
+  const [isVisible, setIsVisible] = useLocalStorage(GLOBAL_SEARCH_BAR_VISIBLE_KEY, false);
+  const visibilityButtonRef = useRef<HTMLButtonElement | null>(null);
+
+  // General hooks
   const [initialLoad, setInitialLoad] = useState(false);
   const [searchValue, setSearchValue] = useState<string>('');
   const [searchTerm, setSearchTerm] = useState<string>('');
@@ -178,14 +191,16 @@ export const SearchBar: FC<SearchBarProps> = ({
       if (event.key === '/' && (isMac ? event.metaKey : event.ctrlKey)) {
         event.preventDefault();
         trackUiMetric(METRIC_TYPE.COUNT, COUNT_METRIC.SHORTCUT_USED);
-        if (searchRef) {
+        if (chromeStyle === 'project' && !isVisible) {
+          visibilityButtonRef.current?.click();
+        } else if (searchRef) {
           searchRef.focus();
         } else if (buttonRef) {
           (buttonRef.children[0] as HTMLButtonElement).click();
         }
       }
     },
-    [buttonRef, searchRef, trackUiMetric]
+    [chromeStyle, isVisible, buttonRef, searchRef, trackUiMetric]
   );
 
   const onChange = useCallback(
@@ -244,6 +259,47 @@ export const SearchBar: FC<SearchBarProps> = ({
 
   useEvent('keydown', onKeyDown);
 
+  if (chromeStyle === 'project' && !isVisible) {
+    const onShowSearch = () => {
+      setIsVisible(true);
+    };
+    return (
+      <EuiButtonIcon
+        buttonRef={visibilityButtonRef}
+        aria-label={i18nStrings.showSearchAriaText}
+        iconType="search"
+        color="text"
+        onClick={onShowSearch}
+      />
+    );
+  }
+
+  const getAppendForChromeStyle = () => {
+    if (chromeStyle === 'project') {
+      return (
+        <EuiButtonIcon
+          aria-label={i18nStrings.closeSearchAriaText}
+          iconType="cross"
+          color="text"
+          onClick={() => {
+            setIsVisible(false);
+          }}
+        />
+      );
+    }
+
+    if (showAppend) {
+      return (
+        <EuiFormLabel
+          title={keyboardShortcutTooltip}
+          css={{ fontFamily: euiTheme.font.familyCode }}
+        >
+          {isMac ? '⌘/' : '^/'}
+        </EuiFormLabel>
+      );
+    }
+  };
+
   return (
     <EuiSelectableTemplateSitewide
       isPreFiltered
@@ -257,7 +313,14 @@ export const SearchBar: FC<SearchBarProps> = ({
         value: searchValue,
         onInput: (e: React.UIEvent<HTMLInputElement>) => setSearchValue(e.currentTarget.value),
         'data-test-subj': 'nav-search-input',
-        inputRef: setSearchRef,
+        inputRef: (input) => {
+          setSearchRef(input);
+          if (chromeStyle === 'project' && input) {
+            // while the input ref is in flight, we set focus on it
+            // to autofocus the input when it appears
+            input.focus();
+          }
+        },
         compressed: true,
         'aria-label': i18nStrings.placeholderText,
         placeholder: i18nStrings.placeholderText,
@@ -270,14 +333,7 @@ export const SearchBar: FC<SearchBarProps> = ({
           setShowAppend(!searchValue.length);
         },
         fullWidth: true,
-        append: showAppend ? (
-          <EuiFormLabel
-            title={keyboardShortcutTooltip}
-            css={{ fontFamily: euiTheme.font.familyCode }}
-          >
-            {isMac ? '⌘/' : '^/'}
-          </EuiFormLabel>
-        ) : undefined,
+        append: getAppendForChromeStyle(),
       }}
       emptyMessage={<EmptyMessage />}
       noMatchesMessage={<NoMatchesMessage {...props} />}
diff --git a/x-pack/plugins/global_search_bar/public/components/types.ts b/x-pack/plugins/global_search_bar/public/components/types.ts
index 88546cda3f80f..968b904e3fa38 100644
--- a/x-pack/plugins/global_search_bar/public/components/types.ts
+++ b/x-pack/plugins/global_search_bar/public/components/types.ts
@@ -5,9 +5,11 @@
  * 2.0.
  */
 
+import { ChromeStyle } from '@kbn/core-chrome-browser';
 import type { ApplicationStart } from '@kbn/core/public';
 import type { GlobalSearchPluginStart } from '@kbn/global-search-plugin/public';
 import type { SavedObjectTaggingPluginStart } from '@kbn/saved-objects-tagging-plugin/public';
+import { Observable } from 'rxjs';
 import { TrackUiMetricFn } from '../types';
 
 /* @internal */
@@ -18,4 +20,5 @@ export interface SearchBarProps {
   taggingApi?: SavedObjectTaggingPluginStart;
   basePathUrl: string;
   darkMode: boolean;
+  chromeStyle$: Observable<ChromeStyle>;
 }
diff --git a/x-pack/plugins/global_search_bar/public/plugin.tsx b/x-pack/plugins/global_search_bar/public/plugin.tsx
index 239ad78f67c6a..7be3d9227a99b 100644
--- a/x-pack/plugins/global_search_bar/public/plugin.tsx
+++ b/x-pack/plugins/global_search_bar/public/plugin.tsx
@@ -5,15 +5,14 @@
  * 2.0.
  */
 
-import React from 'react';
-import ReactDOM from 'react-dom';
-import { Observable } from 'rxjs';
+import { ChromeNavControl, CoreStart, Plugin } from '@kbn/core/public';
+import { GlobalSearchPluginStart } from '@kbn/global-search-plugin/public';
 import { I18nProvider } from '@kbn/i18n-react';
-import { ApplicationStart, CoreTheme, CoreStart, Plugin } from '@kbn/core/public';
 import { KibanaThemeProvider } from '@kbn/kibana-react-plugin/public';
-import { UsageCollectionSetup } from '@kbn/usage-collection-plugin/public';
-import { GlobalSearchPluginStart } from '@kbn/global-search-plugin/public';
 import { SavedObjectTaggingPluginStart } from '@kbn/saved-objects-tagging-plugin/public';
+import { UsageCollectionSetup } from '@kbn/usage-collection-plugin/public';
+import React from 'react';
+import ReactDOM from 'react-dom';
 import { SearchBar } from './components/search_bar';
 import { TrackUiMetricFn } from './types';
 
@@ -28,69 +27,48 @@ export class GlobalSearchBarPlugin implements Plugin<{}, {}> {
     return {};
   }
 
-  public start(
-    core: CoreStart,
-    { globalSearch, savedObjectsTagging, usageCollection }: GlobalSearchBarPluginStartDeps
-  ) {
+  public start(core: CoreStart, startDeps: GlobalSearchBarPluginStartDeps) {
+    core.chrome.navControls.registerCenter(this.getNavControl({ core, ...startDeps }));
+    return {};
+  }
+
+  private getNavControl(deps: { core: CoreStart } & GlobalSearchBarPluginStartDeps) {
+    const { core, globalSearch, savedObjectsTagging, usageCollection } = deps;
+    const { application, http, theme, uiSettings } = core;
+
     let trackUiMetric: TrackUiMetricFn = () => {};
     if (usageCollection) {
       trackUiMetric = (...args) => {
+        // track UI Counter metrics
         usageCollection.reportUiCounter('global_search_bar', ...args);
+
+        // TODO track EBT metrics using core.analytics
       };
     }
 
-    core.chrome.navControls.registerCenter({
+    const navControl: ChromeNavControl = {
       order: 1000,
-      mount: (container) =>
-        this.mount({
-          container,
-          globalSearch,
-          savedObjectsTagging,
-          navigateToUrl: core.application.navigateToUrl,
-          basePathUrl: core.http.basePath.prepend('/plugins/globalSearchBar/assets/'),
-          darkMode: core.uiSettings.get('theme:darkMode'),
-          theme$: core.theme.theme$,
-          trackUiMetric,
-        }),
-    });
-    return {};
-  }
-
-  private mount({
-    container,
-    globalSearch,
-    savedObjectsTagging,
-    navigateToUrl,
-    basePathUrl,
-    darkMode,
-    theme$,
-    trackUiMetric,
-  }: {
-    container: HTMLElement;
-    globalSearch: GlobalSearchPluginStart;
-    savedObjectsTagging?: SavedObjectTaggingPluginStart;
-    navigateToUrl: ApplicationStart['navigateToUrl'];
-    basePathUrl: string;
-    darkMode: boolean;
-    theme$: Observable<CoreTheme>;
-    trackUiMetric: TrackUiMetricFn;
-  }) {
-    ReactDOM.render(
-      <KibanaThemeProvider theme$={theme$}>
-        <I18nProvider>
-          <SearchBar
-            globalSearch={globalSearch}
-            navigateToUrl={navigateToUrl}
-            taggingApi={savedObjectsTagging}
-            basePathUrl={basePathUrl}
-            darkMode={darkMode}
-            trackUiMetric={trackUiMetric}
-          />
-        </I18nProvider>
-      </KibanaThemeProvider>,
-      container
-    );
+      mount: (container) => {
+        ReactDOM.render(
+          <KibanaThemeProvider theme$={theme.theme$}>
+            <I18nProvider>
+              <SearchBar
+                globalSearch={globalSearch}
+                navigateToUrl={application.navigateToUrl}
+                taggingApi={savedObjectsTagging}
+                basePathUrl={http.basePath.prepend('/plugins/globalSearchBar/assets/')}
+                darkMode={uiSettings.get('theme:darkMode')}
+                chromeStyle$={core.chrome.getChromeStyle$()}
+                trackUiMetric={trackUiMetric}
+              />
+            </I18nProvider>
+          </KibanaThemeProvider>,
+          container
+        );
 
-    return () => ReactDOM.unmountComponentAtNode(container);
+        return () => ReactDOM.unmountComponentAtNode(container);
+      },
+    };
+    return navControl;
   }
 }
diff --git a/x-pack/plugins/global_search_bar/public/strings.ts b/x-pack/plugins/global_search_bar/public/strings.ts
index ce599ff3fefd5..c50d7f5792d88 100644
--- a/x-pack/plugins/global_search_bar/public/strings.ts
+++ b/x-pack/plugins/global_search_bar/public/strings.ts
@@ -14,6 +14,12 @@ export const i18nStrings = {
   popoverButton: i18n.translate('xpack.globalSearchBar.searchBar.mobileSearchButtonAriaLabel', {
     defaultMessage: 'Site-wide search',
   }),
+  showSearchAriaText: i18n.translate('xpack.globalSearchBar.searchBar.showSearchAriaText', {
+    defaultMessage: 'Show search bar',
+  }),
+  closeSearchAriaText: i18n.translate('xpack.globalSearchBar.searchBar.closeSearchAriaText', {
+    defaultMessage: 'Close search bar',
+  }),
   keyboardShortcutTooltip: {
     prefix: i18n.translate('xpack.globalSearchBar.searchBar.shortcutTooltip.description', {
       defaultMessage: 'Keyboard shortcut',
diff --git a/x-pack/plugins/global_search_bar/tsconfig.json b/x-pack/plugins/global_search_bar/tsconfig.json
index e8cc744d9a0df..daa4baf21a718 100644
--- a/x-pack/plugins/global_search_bar/tsconfig.json
+++ b/x-pack/plugins/global_search_bar/tsconfig.json
@@ -14,6 +14,7 @@
     "@kbn/kibana-react-plugin",
     "@kbn/i18n",
     "@kbn/saved-objects-tagging-oss-plugin",
+    "@kbn/core-chrome-browser",
   ],
   "exclude": [
     "target/**/*",