diff --git a/packages/core-js-compat/compat.d.ts b/packages/core-js-compat/compat.d.ts
new file mode 100644
index 000000000000..3b69c088e008
--- /dev/null
+++ b/packages/core-js-compat/compat.d.ts
@@ -0,0 +1,48 @@
+import type { ModuleName, Target, TargetVersion } from "./shared";
+
+type StringOrRegExp = string | RegExp;
+
+type Modules = StringOrRegExp | readonly StringOrRegExp[];
+
+type BrowserslistQuery = string | ReadonlyArray<string>;
+
+type Environments = {
+  [target in Target]?: string | number;
+};
+
+type Targets = Environments & {
+  browsers?: Environments | BrowserslistQuery,
+  esmodules?: boolean,
+};
+
+type CompatOptions = {
+  /** entry / module / namespace / an array of them, by default - all `core-js` modules */
+  modules?: Modules,
+  /** a blacklist, entry / module / namespace / an array of them, by default - empty list */
+  exclude?: Modules,
+  /** optional browserslist or core-js-compat format query */
+  targets?: Targets | BrowserslistQuery,
+  /** used `core-js` version, by default the latest */
+  version?: string,
+  /** inverse of the result, shows modules that are NOT required for the target environment */
+  inverse?: boolean,
+  /**
+   * @deprecated use `modules` instead
+   */
+  filter?: Modules
+};
+
+type CompatOutput = {
+  /** array of required modules */
+  list: ModuleName[],
+  /** object with targets for each module */
+  targets: {
+    [module: ModuleName]: {
+      [target in Target]?: TargetVersion
+    }
+  }
+}
+
+declare function compat(options?: CompatOptions): CompatOutput;
+
+export = compat;
diff --git a/packages/core-js-compat/get-modules-list-for-target-version.d.ts b/packages/core-js-compat/get-modules-list-for-target-version.d.ts
new file mode 100644
index 000000000000..77c3348444a2
--- /dev/null
+++ b/packages/core-js-compat/get-modules-list-for-target-version.d.ts
@@ -0,0 +1,5 @@
+import type { ModuleName, TargetVersion } from "./shared";
+
+declare function getModulesListForTargetVersion(version: TargetVersion): readonly ModuleName[];
+
+export = getModulesListForTargetVersion;
diff --git a/packages/core-js-compat/index.d.ts b/packages/core-js-compat/index.d.ts
index 1b66f051a207..b350d6a3e00a 100644
--- a/packages/core-js-compat/index.d.ts
+++ b/packages/core-js-compat/index.d.ts
@@ -1,72 +1,6 @@
-type StringOrRegExp = string | RegExp;
-
-type Modules = StringOrRegExp | readonly StringOrRegExp[];
-
-type ModuleName = string;
-
-type Target =
-  | 'android'
-  | 'bun'
-  | 'chrome'
-  | 'chrome-android'
-  | 'deno'
-  | 'edge'
-  | 'electron'
-  | 'firefox'
-  | 'firefox-android'
-  | 'hermes'
-  | 'ie'
-  | 'ios'
-  | 'node'
-  | 'opera'
-  | 'opera-android'
-  | 'phantom'
-  | 'quest'
-  | 'react-native'
-  | 'rhino'
-  | 'safari'
-  | 'samsung';
-
-type BrowserslistQuery = string | ReadonlyArray<string>;
-
-type Environments = {
-  [target in Target]?: string | number;
-};
-
-type Targets = Environments & {
-  browsers?: Environments | BrowserslistQuery,
-  esmodules?: boolean,
-};
-
-type Options = {
-  /** entry / module / namespace / an array of them, by default - all `core-js` modules */
-  modules?: Modules,
-  /** a blacklist, entry / module / namespace / an array of them, by default - empty list */
-  exclude?: Modules,
-  /** optional browserslist or core-js-compat format query */
-  targets?: Targets | BrowserslistQuery,
-  /** used `core-js` version, by default the latest */
-  version?: string,
-  /** inverse of the result, shows modules that are NOT required for the target environment */
-  inverse?: boolean,
-  /**
-   * @deprecated use `modules` instead
-   */
-  filter?: Modules
-};
-
-type TargetVersion = string;
-
-type Output = {
-  /** array of required modules */
-  list: ModuleName[],
-  /** object with targets for each module */
-  targets: {
-    [module: ModuleName]: {
-      [target in Target]?: TargetVersion
-    }
-  }
-}
+import type compat from './compat'
+import type getModulesListForTargetVersion from './get-modules-list-for-target-version';
+import type { ModuleName, Target, TargetVersion } from './shared'
 
 type CompatData = {
   [module: ModuleName]: {
@@ -74,11 +8,11 @@ type CompatData = {
   }
 };
 
-declare const ExportedCompatObject: {
-  compat(options?: Options): Output,
+declare const ExportedCompatObject: typeof compat & {
+  compat: typeof compat,
 
   /** The subset of modules which available in the passed `core-js` version */
-  getModulesListForTargetVersion(version: string): readonly ModuleName[],
+  getModulesListForTargetVersion: typeof getModulesListForTargetVersion,
 
   /** Full list compatibility data */
   data: CompatData,
diff --git a/packages/core-js-compat/shared.d.ts b/packages/core-js-compat/shared.d.ts
new file mode 100644
index 000000000000..754cadee405c
--- /dev/null
+++ b/packages/core-js-compat/shared.d.ts
@@ -0,0 +1,27 @@
+
+export type ModuleName = string;
+
+export type Target =
+  | 'android'
+  | 'bun'
+  | 'chrome'
+  | 'chrome-android'
+  | 'deno'
+  | 'edge'
+  | 'electron'
+  | 'firefox'
+  | 'firefox-android'
+  | 'hermes'
+  | 'ie'
+  | 'ios'
+  | 'node'
+  | 'opera'
+  | 'opera-android'
+  | 'phantom'
+  | 'quest'
+  | 'react-native'
+  | 'rhino'
+  | 'safari'
+  | 'samsung';
+
+export type TargetVersion = string;