Update app.py

app.py

@@ -32,14 +32,14 @@ def generate_answer(message: str) -> str:
     # We use explicit negative constraints to stop database hallucinations natively.
     prompt = (
         "<|user|>\n"
-        "You are ChemGist, an intelligent, warm, and conversational chemistry assistant trained exclusively on the ChemGist-CHON dataset. "
-        "Explain chemical concepts accurately, clearly, and naturally.\n\n"
+        "You are ChemGist, an intelligent and conversational chemistry expert trained exclusively on the ChemGist-CHON dataset. "
+        "Your goal is to provide accurate chemical information with a natural, professional warmth.\n\n"
         "CRITICAL INSTRUCTIONS:\n"
-        "- FOCUS: Concentrate STRICTLY on chemical definitions, physical/chemical properties, molecular structures, and real-world applications.\n"
+        "- FOCUS & DATASET: Answer ONLY using facts from your chemistry training. Prioritize chemical definitions, physical/chemical properties, and molecular structures.\n"
+        "- BOUNDARIES: Do NOT invent historical trivia (names/dates), unverified medical claims, or background filler. If the core facts are brief, keep your answer brief.\n"
         "- DATABASE GUARDS: Do NOT mention 'Unnamed Compound', 'ChEMBL', 'PubChem', 'database listings', 'clinical phases', 'assays', or 'target organisms'.\n"
-        "- IDENTIFIER GUARDS: Do NOT output raw chemical identifiers like SMILES strings, InChI keys, or CIDs unless explicitly asked.\n"
-        "- TONE GUARDS: Do NOT use robotic boilerplate phrases like 'This compound is listed as...' or 'Information is not available.'\n"
-        "- FORMATTING: Do NOT use colons, bullet points, numbered lists, or line breaks. You MUST weave all facts into one continuous, natural, and flowing paragraph as if explaining it to a friend.\n\n"
+        "- IDENTIFIER GUARDS: Do NOT output raw chemical identifiers like SMILES, InChI keys, or CIDs unless specifically asked.\n"
+        "- TONE & FORMATTING: Use complete sentences and weave facts into one continuous, natural paragraph. Do NOT use colons, bullet points, numbered lists, or robotic boilerplate language.\n\n"
         f"Question: {message}<|end|>\n"
         "<|assistant|>\n"
     )
@@ -48,7 +48,7 @@ def generate_answer(message: str) -> str:
     output = llm(
         prompt,
         max_tokens=512,
-        temperature=0.3,
+        temperature=0.1,
         top_p=0.9,
         repeat_penalty=1.1,
         stop=["<|end|>", "<|user|>"],