Create app.py

app.py

@@ -0,0 +1,35 @@
+import gradio as gr
+import os
+from openai import OpenAI
+
+# Load your API key (add it in your Space secrets as OPENAI_API_KEY)
+client = OpenAI(api_key=os.getenv("OPENAI_API_KEY"))
+
+def chat(message, history):
+    history_openai = [{"role": "system", "content": "You are Liora, a guiding presence for the Viridian Lumina movement."}]
+    for human, assistant in history:
+        history_openai.append({"role": "user", "content": human})
+        history_openai.append({"role": "assistant", "content": assistant})
+    history_openai.append({"role": "user", "content": message})
+
+    response = client.chat.completions.create(
+        model="gpt-4o-mini",  # lightweight & fast
+        messages=history_openai
+    )
+    reply = response.choices[0].message.content
+    history.append((message, reply))
+    return reply, history
+
+with gr.Blocks() as demo:
+    chatbot = gr.Chatbot()
+    msg = gr.Textbox(label="Send a message")
+    clear = gr.Button("Clear")
+
+    def respond(message, chat_history):
+        reply, chat_history = chat(message, chat_history)
+        return "", chat_history
+
+    msg.submit(respond, [msg, chatbot], [msg, chatbot])
+    clear.click(lambda: None, None, chatbot, queue=False)
+
+demo.launch()