OpenAI API changelog · Oct 28, 2026：Eligible ChatGPT Pro and Business subscribers can now claim up to $500 per month in free API credits as a subscription benefit. Activate from ChatGPT or API Platform by linking an API organization you own. 属个人/Pro 用户可用的定价权益（非纯企业管理员侧）。来源：https://developers.openai.com/api/docs/changelog