export declare const CopilotStudioClientMetrics: {
    activitiesReceivedCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    activitiesSentCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    conversationsStartedCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    webchatConnectionsCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    requestsCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    requestsErrorCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    executeStreamingCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    subscribeAsyncCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    subscribeEventCounter: import("@opentelemetry/api").Counter<import("@opentelemetry/api").Attributes>;
    streamDuration: import("@opentelemetry/api").Histogram<import("@opentelemetry/api").Attributes>;
    requestDuration: import("@opentelemetry/api").Histogram<import("@opentelemetry/api").Attributes>;
};