Unverified90% confidenceFactTime unknown
2023年3月随 GPT-3.5-Turbo 推出的 Chat Completions 接口引入了角色化的 messages 结构（system/user/assistant）
1
Sources
90%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedChat models such as GPT-3.5-turbo and GPT-4 use a message list composed of three role types—system, user, and assistant—as their input format.79% similarVerifiedWhen OpenAI released GPT-3.5-turbo in March 2023, it introduced the design of representing conversations as arrays of messages.76% similarUnverifiedGPT-5.1 is positioned to transition from a 'chat tool' to a 'work partner'.75% similarUnverifiedChatGPT is based on the GPT-3.5/GPT-4 large language model, trained using the Transformer architecture and RLHF technology.74% similar
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