https://pythonflow.com/tags/system-message/ Recent content in System-Message on Pythonflow Hugo en-us alicandonmez90@gmail.com (flowfelis) alicandonmez90@gmail.com (flowfelis) Fri, 19 Jun 2026 07:00:00 +0100 https://pythonflow.com/posts/langbot-day-3-prompt-templates/ Fri, 19 Jun 2026 07:00:00 +0100alicandonmez90@gmail.com (flowfelis) https://pythonflow.com/posts/langbot-day-3-prompt-templates/ <p><strong>Recap:</strong> On Day 1 we built a CLI chatbot with <code>ChatOpenAI</code>. On Day 2 we gave it memory so it remembers the conversation. But LangBot still has no personality — every session starts with a blank slate, and the model defaults to its generic &ldquo;helpful assistant&rdquo; tone. Today we change that.</p> <hr> <h2 id="the-problem-a-chatbot-with-no-identity">The problem: a chatbot with no identity</h2> <p>Right now, LangBot&rsquo;s response to <em>any</em> first message is unpredictable. Ask &ldquo;What do you do?&rdquo; and you get whatever the base model decides. There is no way to control:</p>