Struct CreateMessageParams

mcp/protocol.go:395–422

func (*CompleteResult) isResult() {}

type CreateMessageParams struct {
	// This property is reserved by the protocol to allow clients and servers to
	// attach additional metadata to their responses.
	Meta `json:"_meta,omitempty"`
	// A request to include context from one or more MCP servers (including the
	// caller), to be attached to the prompt. The client may ignore this request.
	//
	// The default is "none". Values "thisServer" and
	// "allServers" are soft-deprecated. Servers SHOULD only use these values if
	// the client declares ClientCapabilities.sampling.context. These values may
	// be removed in future spec releases.
	IncludeContext string `json:"includeContext,omitempty"`
	// The maximum number of tokens to sample, as requested by the server. The
	// client may choose to sample fewer tokens than requested.
	MaxTokens int64              `json:"maxTokens"`
	Messages  []*SamplingMessage `json:"messages"`
	// Optional metadata to pass through to the LLM provider. The format of this
	// metadata is provider-specific.
	Metadata any `json:"metadata,omitempty"`
	// The server's preferences for which model to select. The client may ignore
	// these preferences.
	ModelPreferences *ModelPreferences `json:"modelPreferences,omitempty"`
	StopSequences    []string          `json:"stopSequences,omitempty"`
	// An optional system prompt the server wants to use for sampling. The client
	// may modify or omit this prompt.
	SystemPrompt string  `json:"systemPrompt,omitempty"`
	Temperature  float64 `json:"temperature,omitempty"`
}

func (x *CreateMessageParams) isParams()              {}
func (x *CreateMessageParams) GetProgressToken() any  { return getProgressToken(x) }