diff --git a/conversion/requests/chatgpt/convert.go b/conversion/requests/chatgpt/convert.go
index 4187e53..daf12d4 100644
--- a/conversion/requests/chatgpt/convert.go
+++ b/conversion/requests/chatgpt/convert.go
@@ -8,28 +8,24 @@ import (
 	"strings"
 )
 
-var gpt4Regexp = regexp.MustCompile(`^(gpt-4|gpt-4o)(?:-gizmo-g-(\w+))?$`)
+var gptsRegexp = regexp.MustCompile(`-gizmo-g-(\w+)`)
 
 func ConvertAPIRequest(api_request official_types.APIRequest, account string, secret *tokens.Secret, deviceId string, proxy string) chatgpt_types.ChatGPTRequest {
 	chatgpt_request := chatgpt_types.NewChatGPTRequest()
-	var api_version int
 	if strings.HasPrefix(api_request.Model, "gpt-3.5") {
-		api_version = 3
 		chatgpt_request.Model = "text-davinci-002-render-sha"
 	} else if strings.HasPrefix(api_request.Model, "gpt-4") {
-		api_version = 4
-		matches := gpt4Regexp.FindStringSubmatch(api_request.Model)
-		if len(matches) > 0 {
-			chatgpt_request.Model = matches[1]
-		} else {
-			chatgpt_request.Model = "gpt-4"
-		}
-		if len(matches) == 3 && matches[2] != "" {
-			chatgpt_request.ConversationMode.Kind = "gizmo_interaction"
-			chatgpt_request.ConversationMode.GizmoId = "g-" + matches[2]
+		chatgpt_request.Model = "gpt-4"
+		if strings.HasPrefix(api_request.Model, "gpt-4o") {
+			chatgpt_request.Model = "gpt-4o"
 		}
 	}
-	ifMultimodel := api_version == 4
+	matches := gptsRegexp.FindStringSubmatch(api_request.Model)
+	if len(matches) == 2 {
+		chatgpt_request.ConversationMode.Kind = "gizmo_interaction"
+		chatgpt_request.ConversationMode.GizmoId = "g-" + matches[1]
+	}
+	ifMultimodel := secret.Token != ""
 	for _, api_message := range api_request.Messages {
 		if api_message.Role == "system" {
 			api_message.Role = "critic"