diff --git a/backend/src/services/mistralClient.js b/backend/src/services/mistralClient.js
index 2913c37..6c14abf 100644
--- a/backend/src/services/mistralClient.js
+++ b/backend/src/services/mistralClient.js
@@ -52,7 +52,7 @@ async function callMistralAPI(messages, options = {}) {
       'Authorization': `Bearer ${MISTRAL_API_KEY}`
     },
     body: JSON.stringify({
-      model: options.model || 'mistral-small-latest',
+      model: options.model || 'mistral-large-2411',
       messages,
       temperature: options.temperature || 0.7,
       max_tokens: maxTokens || 2048,