Unverified50% confidenceFactExact time
OpenAI Chat Completions API 于2023年3月随 GPT-3.5-turbo 发布而正式确立，以JSON格式传递消息列表并通过Server-Sent Events实现流式输出
1
Sources
50%
Confidence
Long-term
Relevance
7/25/2026
First Seen
Sources
一键安装Claude Code+DeepSeek：零基础配置本地AI编程环境
bilibili家有丑咪7/9/2026
Related Claims
VerifiedOpenAI officially launched the Chat Completions API in March 2023, with a multi-turn conversation message list as its core.80% similarUnverifiedIn June 2023, OpenAI standardized tool-calling capabilities through the GPT-4 API for the first time, establishing a unified JSON Schema specification for tool calls, which Anthropic, Google, and others subsequently followed.77% similar
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