System Prompts vs User Prompts: The Hidden Backbone of AI Behavior
December 4, 2025
Understand how system prompts and user prompts shape AI responses, with practical examples, coding demos, and insights into performance, safety, and real-world use.
Understand how system prompts and user prompts shape AI responses, with practical examples, coding demos, and insights into performance, safety, and real-world use.
Learn how to shorten and optimize your LLM prompts to reduce token usage, improve accuracy, and save money using tools like LLMLingua, GIST tokens, and PCToolkit.
Learn how to make large language model outputs consistent and reliable using structured prompts, temperature control, and Pydantic validation.
GitHub Copilot is evolving fast. From a new free AI code editor to Spec-Driven Development and better prompting strategies, here's everything you need to know about making Copilot truly reliable.