import { ObservabilityMetadata } from '../../../ai';
export declare function createObservabilityMetadata(options: {
    feature?: string;
    projectName?: string;
    sessionId?: string;
    additionalProperties?: Record<string, string | number | boolean>;
    additionalTags?: string[];
}): ObservabilityMetadata;
/**
 * Helper to extend observability metadata with additional properties and tags
 * Returns a new object without mutating the original
 * Automatically deduplicates tags to prevent duplicates when called multiple times
 */
export declare function extendMetadata(base: ObservabilityMetadata, extensions: {
    feature?: string;
    properties?: Record<string, string | number | boolean>;
    tags?: string[];
}): ObservabilityMetadata;
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