“On Monday, OpenAI announced that it would discontinue support for Codex by Thursday.”
About a hundred academic papers used Codex, and OpenAI gave three days’ notice before pulling it. Researchers can apply to keep access through an opaque form, for “a limited period of time.” Snapshots of GPT-3.5 and GPT-4 are kept for only three months. Science built on a closed model lasts as long as the vendor’s product roadmap.