diff --git a/.mock/definition/__package__.yml b/.mock/definition/__package__.yml
index e8a08ae..030af61 100644
--- a/.mock/definition/__package__.yml
+++ b/.mock/definition/__package__.yml
@@ -6275,7 +6275,7 @@ types:
       model_name:
         type: optional<boolean>
         docs: >-
-          If enabled,  the Prompt Node FULFILLED events will include model host
+          If enabled, the Prompt Node FULFILLED events will include model host
           name
     source:
       openapi: openapi/openapi.yml
diff --git a/.mock/openapi/openapi.yml b/.mock/openapi/openapi.yml
index c5f2b7d..8d4c9f6 100644
--- a/.mock/openapi/openapi.yml
+++ b/.mock/openapi/openapi.yml
@@ -11347,8 +11347,8 @@ components:
         model_name:
           type: boolean
           nullable: true
-          description: If enabled,  the Prompt Node FULFILLED events will include
-            model host name
+          description: If enabled, the Prompt Node FULFILLED events will include model
+            host name
     WorkflowNodeResultData:
       oneOf:
       - $ref: '#/components/schemas/PromptNodeResult'
diff --git a/core/request_option.go b/core/request_option.go
index 5776709..4fe4b6d 100644
--- a/core/request_option.go
+++ b/core/request_option.go
@@ -57,7 +57,7 @@ func (r *RequestOptions) cloneHeader() http.Header {
 	headers := r.HTTPHeader.Clone()
 	headers.Set("X-Fern-Language", "Go")
 	headers.Set("X-Fern-SDK-Name", "github.com/vellum-ai/vellum-client-go")
-	headers.Set("X-Fern-SDK-Version", "v0.13.5")
+	headers.Set("X-Fern-SDK-Version", "v0.0.2215")
 	return headers
 }