From dbc78c1c420fd2a2c8ae0bb8a9c31a28911f5dbd Mon Sep 17 00:00:00 2001
From: Cohee <18619528+Cohee1207@users.noreply.github.com>
Date: Tue, 17 Dec 2024 21:40:33 +0200
Subject: [PATCH] Fix OpenRouter caching at depth with null model selection

---
 src/endpoints/backends/chat-completions.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/endpoints/backends/chat-completions.js b/src/endpoints/backends/chat-completions.js
index 248596404..3bb3a998a 100644
--- a/src/endpoints/backends/chat-completions.js
+++ b/src/endpoints/backends/chat-completions.js
@@ -891,7 +891,7 @@ router.post('/generate', jsonParser, function (request, response) {
         }
 
         let cachingAtDepth = getConfigValue('claude.cachingAtDepth', -1);
-        if (Number.isInteger(cachingAtDepth) && cachingAtDepth >= 0 && request.body.model.startsWith('anthropic/claude-3')) {
+        if (Number.isInteger(cachingAtDepth) && cachingAtDepth >= 0 && request.body.model?.startsWith('anthropic/claude-3')) {
             cachingAtDepthForOpenRouterClaude(request.body.messages, cachingAtDepth);
         }
     } else if (request.body.chat_completion_source === CHAT_COMPLETION_SOURCES.CUSTOM) {