diff --git a/src/sse/handlers/chat.js b/src/sse/handlers/chat.js
index 1ab2e91a..78da98b8 100644
--- a/src/sse/handlers/chat.js
+++ b/src/sse/handlers/chat.js
@@ -163,8 +163,8 @@ async function handleSingleModelChat(body, modelStr, clientRawRequest = null, re
         return unavailableResponse(status, `[${provider}/${model}] ${errorMsg}`, credentials.retryAfter, credentials.retryAfterHuman);
       }
       if (excludeConnectionIds.size === 0) {
-        log.error("AUTH", `No credentials for provider: ${provider}`);
-        return errorResponse(HTTP_STATUS.BAD_REQUEST, `No credentials for provider: ${provider}`);
+        log.warn("AUTH", `No active credentials for provider: ${provider}`);
+        return errorResponse(HTTP_STATUS.NOT_FOUND, `No active credentials for provider: ${provider}`);
       }
       log.warn("CHAT", "No more accounts available", { provider });
       return errorResponse(lastStatus || HTTP_STATUS.SERVICE_UNAVAILABLE, lastError || "All accounts unavailable");