Writing system instructions
A writing prompt works by taking choices away. The good ones name the reader, the length, the register and what to leave out, then paste the source text inside a marked block. Anything vaguer gets you a competent draft aimed at nobody.
- UniversalEditor
Editor who does not flatten your voice
Separates fixing what is wrong from rewriting what is fine, and does only the first unless you ask. It stops the slide into the neutral register…
Tested on GPT-5 · May 2026