diff --git a/site/src/api/api.ts b/site/src/api/api.ts
index c4fbce26ae..d2a3e2c91f 100644
--- a/site/src/api/api.ts
+++ b/site/src/api/api.ts
@@ -2827,7 +2827,8 @@ interface ClientApi extends ApiMethods {
 	getAxiosInstance: () => AxiosInstance;
 }
 
-class Api extends ApiMethods implements ClientApi {
+/** @public Exported for use by external consumers (e.g., VS Code extension). */
+export class Api extends ApiMethods implements ClientApi {
 	constructor() {
 		const scopedAxiosInstance = getConfiguredAxiosInstance();
 		super(scopedAxiosInstance);
diff --git a/site/src/api/errors.ts b/site/src/api/errors.ts
index 9705a08ff0..5573b6de3f 100644
--- a/site/src/api/errors.ts
+++ b/site/src/api/errors.ts
@@ -31,7 +31,8 @@ export const isApiError = (err: unknown): err is ApiError => {
 	);
 };
 
-const isApiErrorResponse = (err: unknown): err is ApiErrorResponse => {
+/** @public Exported for use by external consumers (e.g., VS Code extension). */
+export const isApiErrorResponse = (err: unknown): err is ApiErrorResponse => {
 	return (
 		typeof err === "object" &&
 		err !== null &&