Iterating ChatGPT Astra prompts to craft a Backrooms VHS horror scene

chrisfirst · x · 2026-09-09

The author refined a ChatGPT-6 Astra generation with a second prompt: Backrooms-accurate wallpaper, realistically spaced ceiling tiles, an ominous roar behind the subject for terror, and movie-style random room props — building on an earlier one-prompt first-person VHS-style Backrooms run video and showing how multi-turn prompting shapes generated video detail and mood.

Related event: ChatGPT Astra Generates VHS-Style Backrooms Horror Video From a Single Prompt(2 posts)→

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