Release v0.13.5

.mock/definition/__package__.yml

@@ -3709,6 +3709,8 @@ types:
       the request opted into with `expand_meta`.
     properties:
       usage: optional<MlModelUsage>
+      cost: optional<Price>
+      model_name: optional<string>
     source:
       openapi: openapi/openapi.yml
   PromptNodeResult:
@@ -6265,6 +6267,16 @@ types:
         docs: >-
           If enabled, the Prompt Node FULFILLED events will include model host
           usage tracking. This may increase latency for some model hosts.
+      cost:
+        type: optional<boolean>
+        docs: >-
+          If enabled, the Prompt Node FULFILLED events will include model host
+          cost tracking. This may increase latency for some model hosts.
+      model_name:
+        type: optional<boolean>
+        docs: >-
+          If enabled,  the Prompt Node FULFILLED events will include model host
+          name
     source:
       openapi: openapi/openapi.yml
   WorkflowNodeResultData:

.mock/openapi/openapi.yml

@@ -7531,6 +7531,13 @@ components:
           allOf:
           - $ref: '#/components/schemas/MLModelUsage'
           nullable: true
+        cost:
+          allOf:
+          - $ref: '#/components/schemas/Price'
+          nullable: true
+        model_name:
+          type: string
+          nullable: true
     PromptNodeResult:
       type: object
       description: A Node Result Event emitted from a Prompt Node.
@@ -11332,6 +11339,16 @@ components:
           nullable: true
           description: If enabled, the Prompt Node FULFILLED events will include model
             host usage tracking. This may increase latency for some model hosts.
+        cost:
+          type: boolean
+          nullable: true
+          description: If enabled, the Prompt Node FULFILLED events will include model
+            host cost tracking. This may increase latency for some model hosts.
+        model_name:
+          type: boolean
+          nullable: true
+          description: If enabled,  the Prompt Node FULFILLED events will include
+            model host name
     WorkflowNodeResultData:
       oneOf:
       - $ref: '#/components/schemas/PromptNodeResult'

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", "v0.13.4")
+	headers.Set("X-Fern-SDK-Version", "v0.13.5")
 	return headers
 }
 

types.go

@@ -9459,7 +9459,9 @@ func (p *PromptExecutionMeta) String() string {
 
 // The subset of the metadata tracked by Vellum during prompt execution that the request opted into with `expand_meta`.
 type PromptNodeExecutionMeta struct {
-	Usage *MlModelUsage `json:"usage,omitempty" url:"usage,omitempty"`
+	Usage     *MlModelUsage `json:"usage,omitempty" url:"usage,omitempty"`
+	Cost      *Price        `json:"cost,omitempty" url:"cost,omitempty"`
+	ModelName *string       `json:"model_name,omitempty" url:"model_name,omitempty"`
 
 	extraProperties map[string]interface{}
 	_rawJSON        json.RawMessage
@@ -15247,6 +15249,10 @@ func (w *WorkflowExecutionWorkflowResultEvent) String() string {
 type WorkflowExpandMetaRequest struct {
 	// If enabled, the Prompt Node FULFILLED events will include model host usage tracking. This may increase latency for some model hosts.
 	Usage *bool `json:"usage,omitempty" url:"usage,omitempty"`
+	// If enabled, the Prompt Node FULFILLED events will include model host cost tracking. This may increase latency for some model hosts.
+	Cost *bool `json:"cost,omitempty" url:"cost,omitempty"`
+	// If enabled, the Prompt Node FULFILLED events will include model host name
+	ModelName *bool `json:"model_name,omitempty" url:"model_name,omitempty"`
 
 	extraProperties map[string]interface{}
 	_rawJSON        json.RawMessage