diff --git a/frontend/src/api/client.ts b/frontend/src/api/client.ts
index 0ca1ea0..3168521 100644
--- a/frontend/src/api/client.ts
+++ b/frontend/src/api/client.ts
@@ -1,4 +1,5 @@
 import axios, { AxiosError, AxiosRequestConfig, InternalAxiosRequestConfig } from 'axios';
+import { logError } from '@/utils/errorLogger';
 
 export interface ApiError {
   status: number;
@@ -114,6 +115,18 @@ apiClient.interceptors.response.use(
       validationErrors: status === 422 ? extractValidationErrors(data) : undefined,
     };
 
+    // Report API errors to backend error logger (for Forgejo issue creation)
+    // Skip 401 (auth) and 403 (permission) — these are expected, not bugs
+    // Report: 422 (validation), 404 (not found), 5xx (server), 0 (network)
+    if (status !== 401 && status !== 403) {
+      logError(apiError.message, {
+        status,
+        url: error.config?.url,
+        method: error.config?.method,
+        detail: apiError.detail,
+      });
+    }
+
     return Promise.reject(apiError);
   }
 );
diff --git a/frontend/src/components/ErrorBoundary.tsx b/frontend/src/components/ErrorBoundary.tsx
index 0ed1434..f7eccc1 100644
--- a/frontend/src/components/ErrorBoundary.tsx
+++ b/frontend/src/components/ErrorBoundary.tsx
@@ -1,4 +1,5 @@
 import React from 'react';
+import { logError } from '@/utils/errorLogger';
 
 interface ErrorBoundaryProps {
   children: React.ReactNode;
@@ -26,6 +27,7 @@ export class ErrorBoundary extends React.Component<ErrorBoundaryProps, ErrorBoun
 
   componentDidCatch(error: Error, errorInfo: React.ErrorInfo): void {
     console.error('[ErrorBoundary] Uncaught error:', error, errorInfo);
+    logError(error, { componentStack: errorInfo.componentStack, source: 'ErrorBoundary' });
   }
 
   handleReload = (): void => {