support new vision models

app/utils.ts

@@ -290,8 +290,8 @@ export function getMessageImages(message: RequestMessage): string[] {
 }
 
 export function isVisionModel(model: string) {
-  // Note: This is a better way using the TypeScript feature instead of `&&` or `||` (ts v5.5.0-dev.20240314 I've been using)
   const visionKeywords = ["vision", "claude-3"];
+  const isGpt4Turbo = model.includes("gpt-4-turbo") && !model.includes("preview");
 
-  return visionKeywords.some((keyword) => model.includes(keyword));
+  return visionKeywords.some((keyword) => model.includes(keyword)) || isGpt4Turbo;
 }