import { type Attributes, type Counter, type Histogram } from '@opentelemetry/api';
/** The versioned instrumentation scope shared by Chronicle client traces and metrics. */
export declare const ChronicleMeterName: "Cratis.Chronicle.Client";
/** The Chronicle meter. Applications own SDK configuration and export. */
export declare const ChronicleMeter: import("@opentelemetry/api").Meter;
/** Shared-convention instruments. Durations are seconds; batch size is not a dimension. */
export declare const ChronicleConventionMetrics: {
    eventsAppended: Counter<Attributes>;
    batchAppendsPerformed: Counter<Attributes>;
    eventStoreRetrievals: Counter<Attributes>;
    appendDuration: Histogram<Attributes>;
    appendManyDuration: Histogram<Attributes>;
    constraintViolations: Counter<Attributes>;
    appendErrors: Counter<Attributes>;
};
/**
 * Compatibility instruments: existing callers still record milliseconds and legacy attributes.
 * Each measurement also records its shared-convention equivalent, without adding sensitive dimensions.
 * @deprecated Prefer ChronicleConventionMetrics (durations in seconds). This API and its dual recording remain available.
 * Built-in instrumentation records canonical instruments directly after ADR 0001's one-minor overlap,
 * replacing the earlier "next major" plan. Compatibility APIs have no removal deadline.
 * See https://github.com/Cratis/Chronicle.TypeScript/issues/171.
 */
export declare const ChronicleMetrics: {
    eventsAppended: Counter<Attributes>;
    batchAppendsPerformed: Counter<Attributes>;
    eventStoreRetrievals: Counter<Attributes>;
    appendDuration: Histogram<Attributes>;
    appendManyDuration: Histogram<Attributes>;
    constraintViolations: Counter<Attributes>;
    appendErrors: Counter<Attributes>;
};
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