From 1060ae80401016ff8004e9991a010a316d545ad7 Mon Sep 17 00:00:00 2001
From: Danny Avila <danny@librechat.ai>
Date: Sat, 28 Jun 2025 12:33:43 -0400
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix:=20Assistants=20Endpoint=20H?=
 =?UTF-8?q?andling=20in=20`createPayload`=20Function=20(#8123)?=
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* 📦 chore: bump librechat-data-provider version to 0.7.89

* 🐛 fix: Assistants endpoint handling in createPayload function
---
 package-lock.json                           | 2 +-
 packages/data-provider/package.json         | 2 +-
 packages/data-provider/src/createPayload.ts | 9 +++++----
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index 224bb65c51..10210b9c25 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -46717,7 +46717,7 @@
     },
     "packages/data-provider": {
       "name": "librechat-data-provider",
-      "version": "0.7.88",
+      "version": "0.7.89",
       "license": "ISC",
       "dependencies": {
         "axios": "^1.8.2",
diff --git a/packages/data-provider/package.json b/packages/data-provider/package.json
index d46bfcf716..cb4e94eb77 100644
--- a/packages/data-provider/package.json
+++ b/packages/data-provider/package.json
@@ -1,6 +1,6 @@
 {
   "name": "librechat-data-provider",
-  "version": "0.7.88",
+  "version": "0.7.89",
   "description": "data services for librechat apps",
   "main": "dist/index.js",
   "module": "dist/index.es.js",
diff --git a/packages/data-provider/src/createPayload.ts b/packages/data-provider/src/createPayload.ts
index d00ac45ffc..756eb9f49d 100644
--- a/packages/data-provider/src/createPayload.ts
+++ b/packages/data-provider/src/createPayload.ts
@@ -13,16 +13,17 @@ export default function createPayload(submission: t.TSubmission) {
     ephemeralAgent,
   } = submission;
   const { conversationId } = s.tConvoUpdateSchema.parse(conversation);
-  const { endpoint: _e } = endpointOption as {
+  const { endpoint: _e, endpointType } = endpointOption as {
     endpoint: s.EModelEndpoint;
     endpointType?: s.EModelEndpoint;
   };
 
   const endpoint = _e as s.EModelEndpoint;
   let server = `${EndpointURLs[s.EModelEndpoint.agents]}/${endpoint}`;
-
-  if (isEdited && s.isAssistantsEndpoint(endpoint)) {
-    server += '/modify';
+  if (s.isAssistantsEndpoint(endpoint)) {
+    server =
+      EndpointURLs[(endpointType ?? endpoint) as 'assistants' | 'azureAssistants'] +
+      (isEdited ? '/modify' : '');
   }
 
   const payload: t.TPayload = {