OpenAI states that its $100 ChatGPT Pro plan includes higher Codex usage limits than Plus, with a promotion through May 31 offering roughly 10 times Plus-level access for intensive coding use.
OpenAI announced a $100-per-month ChatGPT Pro subscription aimed at users with heavier coding needs. According to the company, the plan offers higher Codex usage limits than ChatGPT Plus, and during a limited-time promotion running through May 31, Pro subscribers will receive about 10 times the Codex usage available on Plus for intensive coding scenarios.