From 60b09d170c7db143d0a95765cdad41cb315da29d Mon Sep 17 00:00:00 2001
From: josh <144584931+dancer@users.noreply.github.com>
Date: Mon, 8 Sep 2025 16:08:57 +0100
Subject: [PATCH] fix: conditionally import test models to resolve Node.js
 module errors in production (#1163)

---
 lib/ai/providers.ts | 30 ++++++++++++++++--------------
 1 file changed, 16 insertions(+), 14 deletions(-)

diff --git a/lib/ai/providers.ts b/lib/ai/providers.ts
index 48f9b2d..edeade7 100644
--- a/lib/ai/providers.ts
+++ b/lib/ai/providers.ts
@@ -4,23 +4,25 @@ import {
   wrapLanguageModel,
 } from 'ai';
 import { gateway } from '@ai-sdk/gateway';
-import {
-  artifactModel,
-  chatModel,
-  reasoningModel,
-  titleModel,
-} from './models.test';
 import { isTestEnvironment } from '../constants';
 
 export const myProvider = isTestEnvironment
-  ? customProvider({
-      languageModels: {
-        'chat-model': chatModel,
-        'chat-model-reasoning': reasoningModel,
-        'title-model': titleModel,
-        'artifact-model': artifactModel,
-      },
-    })
+  ? (() => {
+      const {
+        artifactModel,
+        chatModel,
+        reasoningModel,
+        titleModel,
+      } = require('./models.test');
+      return customProvider({
+        languageModels: {
+          'chat-model': chatModel,
+          'chat-model-reasoning': reasoningModel,
+          'title-model': titleModel,
+          'artifact-model': artifactModel,
+        },
+      });
+    })()
   : customProvider({
       languageModels: {
         'chat-model': gateway.languageModel('xai/grok-2-vision-1212'),