openai-core/com.aallam.openai.api.thread/Thread/metadata

metadata

@SerialName(value = "metadata")
val metadata: Map<String, String>

A map representing a set of key-value pairs that can be attached to the thread. This can be useful for storing additional information about the thread in a structured format. Keys can be a maximum of 64 characters long, and values can be a maximum of 512 characters long.