import type { AgentLoopUsage } from "../agent/production-agent.js";
import type { AgentChatEvent } from "../agent/types.js";
import type { ObservabilityConfig } from "./types.js";
/** Recursively walk a structured value and replace sensitive field
 *  values with the literal string "[REDACTED]". Pure (returns a copy);
 *  the original input is never mutated. Cycles are tolerated via a
 *  small WeakSet seen-tracker that returns "[Circular]" for repeats. */
export declare function redactSensitiveFields(value: unknown): unknown;
export declare function getObservabilityConfig(): Promise<ObservabilityConfig>;
export declare function instrumentAgentLoop(opts: {
    runAgentLoop: (loopOpts: {
        engine: any;
        model: string;
        systemPrompt: string;
        tools: any[];
        messages: any[];
        actions: Record<string, any>;
        send: (event: AgentChatEvent) => void;
        signal: AbortSignal;
        onUsage?: (usage: AgentLoopUsage) => void;
        providerOptions?: any;
        runId?: string;
    }) => Promise<AgentLoopUsage>;
    loopOpts: {
        engine: any;
        model: string;
        systemPrompt: string;
        tools: any[];
        messages: any[];
        actions: Record<string, any>;
        send: (event: AgentChatEvent) => void;
        signal: AbortSignal;
        onUsage?: (usage: AgentLoopUsage) => void;
        providerOptions?: any;
        runId?: string;
    };
    runId: string;
    threadId: string | null;
    /** Owner of this run; persisted on every span + summary so dashboard
     *  reads can filter to a single user. Null for unauthenticated callers
     *  (background tasks, etc.) — those rows aren't returned by per-user
     *  reads. */
    userId: string | null;
    config: ObservabilityConfig;
    metadata?: Record<string, unknown> | null;
    experimentAssignments?: Array<{
        experimentId: string;
        variantId: string;
    }>;
    modelSelectionSource?: string;
    delegation?: {
        protocol: "a2a" | "mcp";
        callerApp?: string;
        taskId?: string;
        parentRunId?: string;
        parentTurnId?: string;
    };
    /** Raw user-authored message before prompt/context enrichment. */
    sentimentInput?: string;
    classifyError?: (error: unknown) => {
        status?: "success" | "error";
        errorMessage?: string | null;
        metadata?: Record<string, unknown> | null;
    } | null | undefined;
}): Promise<AgentLoopUsage>;
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