What a System Prompt Does (and Why Yours Probably Isn’t Working)

When people use AI tools, they usually focus on the prompt they type into the chat box. But another instruction layer works behind the scenes: the system prompt. A system prompt is a set of instructions given to an AI model before a conversation begins. It influences the model’s personality, rules, priorities, and limitations. What … Read more

What “Hallucination” Actually Means in AI (and Why the Word Is Misleading)

AI systems can write articles, summarize documents, generate code, and answer complicated questions in seconds. But they also make mistakes. Sometimes those mistakes are small, like getting a date wrong. Sometimes they are serious, like inventing a fake research paper, a non-existent feature, or a source that never existed. The AI community usually calls this … Read more

What Temperature Actually Does to AI Output (and Why 0.7 Is Not Always Better)

When people use AI tools like ChatGPT, Claude, or Gemini, they often assume the model simply answers based on what it knows. Behind every response are settings that influence how the model generates text. One of the most misunderstood settings is temperature. Temperature controls how predictable or varied an AI response can be. A lower … Read more