AiOpenAIChatCompletionChunk

One chat.completion.chunk of an OpenAI-compatible streaming response. Only the fields this service can populate are emitted - an OpenAI client tolerates the rest as absent.

Name	Type	Description	Notes
id	String	The completion identifier, stable across every chunk of one response.	[required]
object	String	Always chat.completion.chunk.	[required] [enum: chat.completion.chunk]
created	BigDecimal	When the completion started, in Unix seconds.	[required]
model	String	The model that produced the completion - the resolved profile's model.	[required]
choices	List	The choices carried by this chunk. This service emits exactly one.	[required]