diff --git a/website/cypress/contract/oasst_api_contract_tests.cy.ts b/website/cypress/contract/oasst_api_contract_tests.cy.ts
index 113e5e9c..47d43c34 100644
--- a/website/cypress/contract/oasst_api_contract_tests.cy.ts
+++ b/website/cypress/contract/oasst_api_contract_tests.cy.ts
@@ -1,4 +1,4 @@
-import { OasstApiClient } from "src/lib/oasst_api_client";
+import { OasstApiClient, OasstError } from "src/lib/oasst_api_client";
 
 describe("Contract test for Oasst API", function () {
   // Assumes this is running the mock server.
diff --git a/website/src/lib/oasst_api_client.ts b/website/src/lib/oasst_api_client.ts
index 3755d676..4cf891e1 100644
--- a/website/src/lib/oasst_api_client.ts
+++ b/website/src/lib/oasst_api_client.ts
@@ -5,7 +5,7 @@ declare global {
   var oasstApiClient: OasstApiClient | undefined;
 }
 
-class OasstError {
+export class OasstError {
   message: string;
   errorCode: number;
   httpStatusCode: number;