切换语言

The message delta object (v1)
Legacy

Represents a message delta i.e. any changed fields on a message during streaming.source

id

stringsource

The identifier of the message, which can be referenced in API endpoints.source

object

stringsource

The object type, which is always thread.message.delta.source

delta

objectsource

The delta containing the fields that have changed on the Message.source

OBJECT The message delta object (v1)
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{
  "id": "msg_123",
  "object": "thread.message.delta",
  "delta": {
    "content": [
      {
        "index": 0,
        "type": "text",
        "text": { "value": "Hello", "annotations": [] }
      }
    ]
  }
}