Fields
| Field | Type | Required | Description |
|---|---|---|---|
content | List[components.OutputMessageItemContent] | :heavy_check_mark: | N/A |
id | str | :heavy_check_mark: | N/A |
phase | OptionalNullable[components.OutputMessageItemPhaseUnion] | :heavy_minus_sign: | The phase of an assistant message. Use commentary for an intermediate assistant message and final_answer for the final assistant message. For follow-up requests with models like gpt-5.3-codex and later, preserve and resend phase on all assistant messages. Omitting it can degrade performance. Not used for user messages. |
role | components.OutputMessageItemRole | :heavy_check_mark: | N/A |
status | Optional[components.OutputMessageItemStatusUnion] | :heavy_minus_sign: | N/A |
type | components.OutputMessageItemType | :heavy_check_mark: | N/A |