diff --git a/openapi.yaml b/openapi.yaml
index 2a388718..544dc3a7 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -32667,6 +32667,12 @@ components:
           $ref: '#/components/schemas/TokenPricing'
         response_token:
           $ref: '#/components/schemas/TokenPricing'
+    ModelConfigurations:
+          type: object
+          properties:
+            custom_host:
+              type: string
+              description: Custom Host URL for the model.
 
     TokenPricing:
       type: object
@@ -32713,6 +32719,8 @@ components:
           type: string
           nullable: true
           description: Base model slug for fine-tuned models
+        configurations:
+          $ref: "#/components/schemas/ModelConfigurations"
         pricing_config:
           $ref: '#/components/schemas/PricingConfig'