Chat Completion流式响应对象块

AI模型流式生成的Chat Completion响应对象块数据

属性

id string
生成的聊天响应ID
object string
模型生成聊天响应的模式，此模式下总为chat.completion.trunk
created timestamp
聊天响应时的Unix时间戳，单位为秒
model string
模型名称
choices object array
模型流式生成的聊天响应结果的可选路径列表。单个choice object属性：
展开/收起
- finish_reason string
  模型停止继续生成的原因
- index int
  当前可选路径序列号
- delta object
  模型渐进生成的聊天响应块
展开/收起
role string
消息所属角色，此处总为assistant

content string
消息文本内容

reasoning string
推理思考过程内容，仅在 step 推理模型下返回。

tool_calls object array optional
toolcall内容返回

展开/收起

id string
函数执行ID，由模型生成，在context保持唯一。

type string
toolcall的类型，默认为function

function object
函数的消息体

展开/收起

name string
函数名称，通常纯英文、数字和_-符号，一般是在上一轮对话提交的tools列表中

arguments string
函数执行的参数，一般为json结构化对象。
usage object
模型聊天响应生成的标记统计信息
展开/收起
- prompt_tokens int
  生成过程中使用的提示信息总标记数量
- cached_tokens int optional
  生成过程中使用的提示信息被缓存的总标记数量
- completion_tokens int
  生成的响应消息内容总标记数量
- total_tokens int
  生成结束后统计的总的标记数量

示例


data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"您"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":1,"total_tokens":84}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"好"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":2,"total_tokens":85}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"！"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":3,"total_tokens":86}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"阶"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":4,"total_tokens":87}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"跃"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":5,"total_tokens":88}}

...

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"更多的"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":147,"total_tokens":230}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"价值"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":148,"total_tokens":231}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":"。"},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":149,"total_tokens":232}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":""},"finish_reason":""}],"usage":{"prompt_tokens":83,"completion_tokens":150,"total_tokens":233}}

data: {"id":"d7ae7c4a-1524-4fe5-9d58-e4d59b89d8f0","object":"chat.completion.chunk","created":1709899323,"model":"step-1-8k","choices":[{"index":0,"delta":{"role":"","content":""},"finish_reason":"stop"}],"usage":{"prompt_tokens":83,"completion_tokens":150,"total_tokens":233}}

data: [DONE]