Update app.py

app.py

@@ -23,7 +23,7 @@ from crawl4ai import AsyncWebCrawler
 
 # ---------------- Config ----------------
 OPENROUTER_API_KEY = os.getenv("OPENROUTER_API_KEY")
-OPENROUTER_MODEL = "microsoft/mai-ds-r1:free"
+OPENROUTER_MODEL = "nvidia/nemotron-nano-12b-v2-vl:free"
 EMBEDDING_MODEL_NAME = "all-MiniLM-L6-v2"
 CACHE_DIR = "./cache"
 os.makedirs(CACHE_DIR, exist_ok=True)
@@ -408,8 +408,8 @@ with gr.Blocks(title="AI Ally (Gradio) — Crawl4AI + OpenRouter + FAISS") as de
         upload_btn.click(upload_and_index, inputs=[file_input], outputs=[upload_status, preview_box])
 
         gr.Markdown("### Ask about the indexed documents")
-        q = gr.Textbox(label="Question", lines=3)
-        sys_prompt = gr.Textbox(label="Optional System Prompt (sent to LLM)", lines=2, value="You are a helpful assistant.")
+        q = gr.Textbox(label="Question", lines=30)
+        sys_prompt = gr.Textbox(label="Optional System Prompt (sent to LLM)", lines=20, value="You are a helpful assistant.")
         ask_btn = gr.Button("Ask")
         answer_out = gr.Textbox(label="Answer JSON", interactive=False)
         ask_btn.click(ask_question, inputs=[q, sys_prompt], outputs=[answer_out])
@@ -424,8 +424,8 @@ with gr.Blocks(title="AI Ally (Gradio) — Crawl4AI + OpenRouter + FAISS") as de
         crawl_btn.click(crawl_and_index, inputs=[url], outputs=[crawl_status, crawl_preview])
 
         gr.Markdown("### Ask about the crawled site")
-        q2 = gr.Textbox(label="Question", lines=3)
-        sys_prompt2 = gr.Textbox(label="Optional System Prompt (sent to LLM)", lines=2, value="You are a helpful assistant.")
+        q2 = gr.Textbox(label="Question", lines=30)
+        sys_prompt2 = gr.Textbox(label="Optional System Prompt (sent to LLM)", lines=20, value="You are a helpful assistant.")
         ask_btn2 = gr.Button("Ask site")
         answer_out2 = gr.Textbox(label="Answer JSON", interactive=False)
         ask_btn2.click(ask_question, inputs=[q2, sys_prompt2], outputs=[answer_out2])