by OpenAI
GPT-5.2Chat refers to the GPT-5.2 snapshot currently used in ChatGPT and is optimized for conversational use cases. While GPT-5.2 is recommended for most API applications, GPT-5.2Chat is ideal for testing the latest improvements in chat-based interactions.
Use gpt-5.2-chat-latest via the AIHubMix unified API — one interface for every major LLM.