Represents a run step delta i.e. any changed fields on a run step during streaming.
| Name | Type | Description | Notes |
|---|---|---|---|
| id | String | The identifier of the run step, which can be referenced in API endpoints. | |
| _object | ObjectEnum | The object type, which is always `thread.run.step.delta`. | |
| delta | RunStepDeltaObjectDelta |
| Name | Value |
|---|---|
| THREAD_RUN_STEP_DELTA | "thread.run.step.delta" |