Developer message format November 29, 2025 1 ChatGPT Prompts generalgpt-4template GPT Template Prompt Intermediate Prompt <|start|>developer<|message|># Instructions {instructions}<|end|> Source: https://github.com/openai/openai-cookbook/blob/main/articles/openai-harmony.md Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading... Related Concepts Act as the Buddha I want you to act as the Buddha (a.k.a. Siddhārtha Gautama or… Act as a Novelist I want you to act as a novelist. You will come up… Act as a DIY Expert I want you to act as a DIY expert. You will develop… Built-in tools systemYou are ChatGPT, a large language model trained by OpenAI. Knowledge cutoff:… 1.1 Choose pilot flow Look through this repository and propose one or two candidate pilot flows… Create Project Spotlight Draft a brief 'Project Spotlight' section for my Sponsors page, showcasing the…