diff --git a/.changeset/sweet-singers-beg.md b/.changeset/sweet-singers-beg.md
new file mode 100644
index 00000000000..61b5eb99954
--- /dev/null
+++ b/.changeset/sweet-singers-beg.md
@@ -0,0 +1,5 @@
+---
+'@clerk/shared': patch
+---
+
+Refactor internal Clerk error handling functions
diff --git a/packages/shared/src/error.ts b/packages/shared/src/error.ts
index ad8cea5ce3b..3f034067234 100644
--- a/packages/shared/src/error.ts
+++ b/packages/shared/src/error.ts
@@ -1,8 +1,8 @@
 export { errorToJSON, parseError, parseErrors } from './errors/parseError';
 
-export { ClerkAPIError } from './errors/clerkApiError';
-export { ClerkAPIResponseError } from './errors/clerkApiResponseError';
-export { ClerkError } from './errors/clerkError';
+export { ClerkAPIError, isClerkAPIError } from './errors/clerkApiError';
+export { ClerkAPIResponseError, isClerkAPIResponseError } from './errors/clerkApiResponseError';
+export { ClerkError, isClerkError } from './errors/clerkError';
 
 export { buildErrorThrower, type ErrorThrower, type ErrorThrowerOptions } from './errors/errorThrower';
 
@@ -10,15 +10,13 @@ export { EmailLinkError, EmailLinkErrorCode, EmailLinkErrorCodeStatus } from './
 
 export type { MetamaskError } from './errors/metamaskError';
 
-export { ClerkRuntimeError } from './errors/clerkRuntimeError';
+export { ClerkRuntimeError, isClerkRuntimeError } from './errors/clerkRuntimeError';
 
 export { ClerkWebAuthnError } from './errors/webAuthNError';
 
 export {
   is4xxError,
   isCaptchaError,
-  isClerkAPIResponseError,
-  isClerkRuntimeError,
   isEmailLinkError,
   isKnownError,
   isMetamaskError,
diff --git a/packages/shared/src/errors/clerkApiError.ts b/packages/shared/src/errors/clerkApiError.ts
index 42fc43183ee..f06339df7c7 100644
--- a/packages/shared/src/errors/clerkApiError.ts
+++ b/packages/shared/src/errors/clerkApiError.ts
@@ -1,12 +1,13 @@
 import type { ClerkAPIError as ClerkAPIErrorInterface, ClerkAPIErrorJSON } from '../types';
 import { createErrorTypeGuard } from './createErrorTypeGuard';
 
-export type ClerkApiErrorMeta = Record<string, unknown>;
+export type ClerkAPIErrorMeta = Record<string, unknown>;
 
 /**
  * This error contains the specific error message, code, and any additional metadata that was returned by the Clerk API.
  */
-export class ClerkAPIError<Meta extends ClerkApiErrorMeta = any> implements ClerkAPIErrorInterface {
+export class ClerkAPIError<Meta extends ClerkAPIErrorMeta = any> implements ClerkAPIErrorInterface {
+  // TODO: Update kind to match class name in Core 3
   static kind = 'ClerkApiError';
   readonly code: string;
   readonly message: string;
@@ -36,6 +37,6 @@ export class ClerkAPIError<Meta extends ClerkApiErrorMeta = any> implements Cler
 }
 
 /**
- * Type guard to check if a value is a ClerkApiError instance.
+ * Type guard to check if a value is a ClerkAPIError instance.
  */
-export const isClerkApiError = createErrorTypeGuard(ClerkAPIError);
+export const isClerkAPIError = createErrorTypeGuard(ClerkAPIError);
diff --git a/packages/shared/src/errors/clerkApiResponseError.ts b/packages/shared/src/errors/clerkApiResponseError.ts
index 671c41bef5c..edf9dc04407 100644
--- a/packages/shared/src/errors/clerkApiResponseError.ts
+++ b/packages/shared/src/errors/clerkApiResponseError.ts
@@ -47,14 +47,14 @@ export class ClerkAPIResponseError extends ClerkError implements ClerkAPIRespons
 }
 
 /**
- * Type guard to check if an error is a ClerkApiResponseError.
+ * Type guard to check if an error is a ClerkAPIResponseError.
  * Can be called as a standalone function or as a method on an error object.
  *
  * @example
  * // As a standalone function
- * if (isClerkApiResponseError(error)) { ... }
+ * if (isClerkAPIResponseError(error)) { ... }
  *
  * // As a method (when attached to error object)
- * if (error.isClerkApiResponseError()) { ... }
+ * if (error.isClerkAPIResponseError()) { ... }
  */
-export const isClerkApiResponseError = createErrorTypeGuard(ClerkAPIResponseError);
+export const isClerkAPIResponseError = createErrorTypeGuard(ClerkAPIResponseError);
diff --git a/packages/shared/src/errors/globalHookError.ts b/packages/shared/src/errors/globalHookError.ts
index c4615e16234..c02c813b443 100644
--- a/packages/shared/src/errors/globalHookError.ts
+++ b/packages/shared/src/errors/globalHookError.ts
@@ -1,4 +1,4 @@
-import { isClerkApiResponseError } from './clerkApiResponseError';
+import { isClerkAPIResponseError } from './clerkApiResponseError';
 import type { ClerkError } from './clerkError';
 import { isClerkRuntimeError } from './clerkRuntimeError';
 
@@ -9,7 +9,7 @@ import { isClerkRuntimeError } from './clerkRuntimeError';
  */
 export function createClerkGlobalHookError(error: ClerkError) {
   const predicates = {
-    isClerkApiResponseError,
+    isClerkAPIResponseError,
     isClerkRuntimeError,
   } as const;
 
diff --git a/packages/shared/src/errors/helpers.ts b/packages/shared/src/errors/helpers.ts
index 5d28681e836..b95f55d5a8c 100644
--- a/packages/shared/src/errors/helpers.ts
+++ b/packages/shared/src/errors/helpers.ts
@@ -1,5 +1,7 @@
 import type { ClerkAPIResponseError } from './clerkApiResponseError';
+import { isClerkAPIResponseError } from './clerkApiResponseError';
 import type { ClerkRuntimeError } from './clerkRuntimeError';
+import { isClerkRuntimeError } from './clerkRuntimeError';
 import type { EmailLinkError } from './emailLinkError';
 import type { MetamaskError } from './metamaskError';
 
@@ -55,35 +57,6 @@ export function isKnownError(error: any): error is ClerkAPIResponseError | Clerk
   return isClerkAPIResponseError(error) || isMetamaskError(error) || isClerkRuntimeError(error);
 }
 
-/**
- * Checks if the provided error is a ClerkAPIResponseError.
- *
- * @internal
- */
-export function isClerkAPIResponseError(err: any): err is ClerkAPIResponseError {
-  return err && 'clerkError' in err;
-}
-
-/**
- * Checks if the provided error object is an instance of ClerkRuntimeError.
- *
- * @param err - The error object to check.
- * @returns True if the error is a ClerkRuntimeError, false otherwise.
- *
- * @example
- * const error = new ClerkRuntimeError('An error occurred');
- * if (isClerkRuntimeError(error)) {
- *   // Handle ClerkRuntimeError
- *   console.error('ClerkRuntimeError:', error.message);
- * } else {
- *   // Handle other errors
- *   console.error('Other error:', error.message);
- * }
- */
-export function isClerkRuntimeError(err: any): err is ClerkRuntimeError {
-  return 'clerkRuntimeError' in err;
-}
-
 /**
  * Checks if the provided error is a Clerk runtime error indicating a reverification was cancelled.
  *