Quoting OpenAI Codex base_instructions

· · April 28, 2026, 10:38 p.m.
openai AI LLMs system prompts AI Generative AI GPT openai
Summary
The blog post discusses the specific instructions from OpenAI Codex regarding the relevance of various creatures in responses, highlighting guidelines for effective prompt engineering in AI development.
Read full post on simonwillison.net →
AUTHOR
Advertise
Sponsor diff.blog
Put your product in front of developers who read and write about their craft. One exclusive sponsor at a time.
Become a sponsor →