OpenAI
Free model access · 13 May 2026, 18:13 UTC
Two months of free Codex usage for companies switching over
Free ChatGPT access was granted 68 days ago.
Sam Altman: for the next 30 days (from May 13, 2026), companies that want to try switching to Codex get two months of free Codex usage; sign-up via OpenAI's enterprise promo form.