@juspay/neurolink/dist/observability/exporters/langfuseExporter.d.ts

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/**
 * Langfuse Exporter
 * Exports spans to Langfuse observability platform
 */
import type { ExporterHealthStatus, ExportResult, LangfuseExporterConfig, SpanData } from "../../types/index.js";
import { BaseExporter } from "./baseExporter.js";
/**
 * Langfuse exporter for LLM observability
 * Supports traces, generations, spans, and scores
 */
export declare class LangfuseExporter extends BaseExporter {
    private readonly publicKey;
    private readonly secretKey;
    private readonly baseUrl;
    private readonly release?;
    private readonly redactIO;
    constructor(config: LangfuseExporterConfig);
    initialize(): Promise<void>;
    exportSpan(span: SpanData): Promise<ExportResult>;
    exportBatch(spans: SpanData[]): Promise<ExportResult>;
    flush(): Promise<void>;
    shutdown(): Promise<void>;
    healthCheck(): Promise<ExporterHealthStatus>;
    /**
     * Verify connectivity to Langfuse API
     */
    protected ping(): Promise<void>;
    /**
     * Create a Langfuse trace
     */
    private createTrace;
    /**
     * Create a Langfuse span
     */
    private createSpan;
    /**
     * Create a Langfuse generation (for LLM calls)
     */
    private createGeneration;
    /**
     * Make API call to Langfuse
     */
    private apiCall;
    /**
     * Extract tags from span attributes
     */
    private extractTags;
}