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Quoting OpenAI Codex base_instructions

Simon Willison· ·1 min read · 0 reactions · 0 comments · 3 views

Never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other animals or creatures unless it is absolutely and unambiguously relevant to the user's query. — OpenAI Codex base_instructions , for GPT-5.5 Tags: openai , ai , llms , system-prompts , prompt-engineering , codex-cli , generative-ai , gpt

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