# SendChatCompletionRequestResponseBody
Successful chat completion response
## Fields
| Field | Type | Required | Description | Example |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `data` | [components.ChatStreamChunk](../components/chatstreamchunk.md) | :heavy_check_mark: | Streaming chat completion chunk | {
"id": "chatcmpl-123",
"object": "chat.completion.chunk",
"created": 1677652288,
"model": "openai/gpt-4",
"choices": [
{
"index": 0,
"delta": {
"role": "assistant",
"content": "Hello"
},
"finish_reason": null
}
]
} |