diff --git a/api/app/clients/BaseClient.js b/api/app/clients/BaseClient.js
index 126efcc385..4380d3a447 100644
--- a/api/app/clients/BaseClient.js
+++ b/api/app/clients/BaseClient.js
@@ -966,6 +966,11 @@ class BaseClient {
 
     const unsetFields = {};
     const exceptions = new Set(['spec', 'iconURL']);
+    const hasNonEphemeralAgent =
+      endpointOptions?.agent_id && endpointOptions.agent_id !== Constants.EPHEMERAL_AGENT_ID;
+    if (hasNonEphemeralAgent) {
+      exceptions.add('model');
+    }
     if (existingConvo != null) {
       this.fetchedConvo = true;
       for (const key in existingConvo) {