@@ -6076,11 +6076,16 @@ components:
       type: 'object'
     BatchProviderPreferences:
       additionalProperties: false
-      description: 'Batch provider routing preferences. Only `provider.only` is supported.'
+      description: 'Batch provider routing preferences. Only `provider.only` and `provider.allow_fallbacks` are supported.'
       example:
         only:
           - 'google-vertex'
       properties:
+        allow_fallbacks:
+          description: "Whether to allow backup providers to serve requests\n- true: (default) when the primary provider (or your custom providers in \"order\") is unavailable, use the next best provider.\n- false: use only the primary/custom provider, and return the upstream error if it's unavailable.\n"
+          type:
+            - 'boolean'
+            - 'null'
         only:
           description: 'List of provider slugs to allow. If provided, this list is merged with your account-wide allowed provider settings for this request.'
           example: