Update app.py

app.py

@@ -18,13 +18,13 @@ client = OpenAI(
 
 from PIL import Image
 from pix2tex import cli as pix2tex
-
+# Load model once to avoid re-init every time
+ocr_model = pix2tex.LatexOCR()
 def image_to_latex(image_path):
-    model = pix2tex.LatexOCR()
     image = Image.open(image_path).convert("RGB")
-    latex_code = model(image)
-    return latex_code
+    return ocr_model(image)
 
+    
 # Global dictionary to store all conversations: {id: {"title": str, "messages": list}}
 conversations = {}