The AI firm said that unlike previous model bugs, this issue "crept in subtly".

ChatGPT and GPT-5 kept mentioning gremlins and goblins. We now know why. Vital lessons to be had. An AI Insider analysis and scoop.

OpenAI has been in "goblin mode" for months. On Monday, one X user pointed out an unusual line in Codex's personality guide. The instructions tell Codex to have a "vivid inner life," a "good ear" — ...

ChatGPT Is Weirdly Obsessed With Goblins. Here's How OpenAI Fixed It ...

OpenAI says ChatGPT models developed a strange habit of mentioning goblins and gremlins, revealing how AI personality tics can spread.

Never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other animals or creatures unless it is absolutely and unambiguously relevant,” reads OpenAI’s coding agent instructions.

ChatGPT is obsessed with goblins – and it could be a problem - Strange bug with popular chatbot highlights underlying issues with AI ...

Goblins are expressly forbidden, along with gremlins, raccoons, trolls, ogres, and pigeons.

Centuries before modern science could more accurately explain the natural world, brief animal sightings often inspired ...