MCP Kotlin SDK/org.jetbrains.kotlinx.mcp/CreateMessageResult

CreateMessageResult

@Serializable

data class CreateMessageResult(val model: String, val stopReason: StopReason? = null, val role: Role, val content: PromptMessageContentTextOrImage, val _meta: JsonObject = EmptyJsonObject) : ClientResult(source)

The client's response to a sampling/create_message request from the server. The client should inform the user before returning the sampled message to allow them to inspect the response (human in the loop) and decide whether to allow the server to see it.

Constructors

CreateMessageResult

constructor(model: String, stopReason: StopReason? = null, role: Role, content: PromptMessageContentTextOrImage, _meta: JsonObject = EmptyJsonObject)

Properties

_meta

open override val _meta: JsonObject

The protocol reserves this result property to allow clients and servers to attach additional metadata to their responses.

content

val content: PromptMessageContentTextOrImage

model

val model: String

The name of the model that generated the message.

role

val role: Role

stopReason

val stopReason: StopReason? = null

The reason why sampling stopped.