From the source
GPT-5.2 is introduced as the latest model family in the GPT-5 series, with a safety mitigation approach largely identical to the previous GPT-5 and GPT-5.1 system cards.
From the source
GPT-5.2 is the latest model family in the GPT-5 series. The comprehensive safety mitigation approach for these models is largely the same as that described in the GPT-5 System Card and GPT-5.1 System Card.
openai.com