diff --git a/apps/setting/migrations/0004_alter_model_credential.py b/apps/setting/migrations/0004_alter_model_credential.py
new file mode 100644
index 000000000..4b5e48858
--- /dev/null
+++ b/apps/setting/migrations/0004_alter_model_credential.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.1.13 on 2024-04-28 18:06
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('setting', '0003_model_meta_model_status'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='model',
+            name='credential',
+            field=models.CharField(max_length=102400, verbose_name='模型认证信息'),
+        ),
+    ]
diff --git a/apps/setting/models/model_management.py b/apps/setting/models/model_management.py
index d97100815..5bdd1b296 100644
--- a/apps/setting/models/model_management.py
+++ b/apps/setting/models/model_management.py
@@ -42,7 +42,7 @@ class Model(AppModelMixin):
 
     provider = models.CharField(max_length=128, verbose_name='供应商')
 
-    credential = models.CharField(max_length=5120, verbose_name="模型认证信息")
+    credential = models.CharField(max_length=102400, verbose_name="模型认证信息")
 
     meta = models.JSONField(verbose_name="模型元数据,用于存储下载,或者错误信息", default=dict)