Optional
attachmentsThe text contents of the message.
Optional
metadataSet of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format. Keys can be a maximum of 64 characters long and values can be a maxium of 512 characters long.
The role of the entity that is creating the message. Allowed values include:
user
: Indicates the message is sent by an actual user and should be used in
most cases to represent user-generated messages.assistant
: Indicates the message is generated by the assistant. Use this
value to insert messages from the assistant into the conversation.
A list of files attached to the message, and the tools they should be added to.