all tiers / OpenAI Codex on ChatGPT Free

OpenAI Codex on ChatGPT Free free tier (2026)

free tier coding checked against developers.openai.com

what's freeGPT-6 Luna at Standard speed in the desktop app, 'subject to rollout'; no image generation in Codex on Free; shares usage with ChatGPT Work
card requiredno
used for trainingYES by default, opt-out available
age req (as stated by the source)13+, under 18 needs parent permission

notes

GPT-5.5 retired from Codex (ChatGPT sign-in) 2026-10-14 21:00 Warsaw.

sources

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