import { z } from "zod";
/** Internal envelope key for profiling metadata in RPC payloads */
export declare const PROFILING_KEY = "__profiling";
/** Marker key for profiling-only trailer frames in streaming responses */
export declare const PROFILING_TRAILER_KEY = "__profilingTrailer";
/**
 * Symbol key for attaching delegation breakdown to response objects.
 */
export declare const DELEGATION_BREAKDOWN_KEY: unique symbol;
/**
 * Symbol key for attaching operation event to response objects.
 */
export declare const OPERATION_EVENT_KEY: unique symbol;
/**
 * Symbol key for attaching model execution timing.
 */
export declare const MODEL_EXECUTION_KEY: unique symbol;
export declare const profilerModeSchema: z.ZodEnum<{
    summary: "summary";
    verbose: "verbose";
}>;
/**
 * Server-side timing breakdown (server → client).
 * Attached to profiling response when includeServerBreakdown is enabled.
 */
export declare const serverBreakdownSchema: z.ZodObject<{
    requestJsonParseMs: z.ZodOptional<z.ZodNumber>;
    requestZodValidationMs: z.ZodOptional<z.ZodNumber>;
    handlerExecutionMs: z.ZodOptional<z.ZodNumber>;
    responseZodValidationMs: z.ZodOptional<z.ZodNumber>;
    responseStringifyMs: z.ZodOptional<z.ZodNumber>;
    totalServerMs: z.ZodOptional<z.ZodNumber>;
}, z.core.$strip>;
/**
 * Delegation timing breakdown (consumer server → client).
 * Captures timing for server-to-provider delegation hops.
 * Note: Only injected for unary requests; streaming delegation
 * records server-side but does not inject into response.
 */
export declare const delegationBreakdownSchema: z.ZodObject<{
    profileId: z.ZodOptional<z.ZodString>;
    connectionMs: z.ZodOptional<z.ZodNumber>;
    requestStringifyMs: z.ZodOptional<z.ZodNumber>;
    serverWaitMs: z.ZodOptional<z.ZodNumber>;
    responseJsonParseMs: z.ZodOptional<z.ZodNumber>;
    totalDelegationMs: z.ZodOptional<z.ZodNumber>;
}, z.core.$strip>;
export declare const operationEventSchema: z.ZodObject<{
    op: z.ZodString;
    kind: z.ZodLiteral<"handler">;
    ms: z.ZodNumber;
    profileId: z.ZodOptional<z.ZodString>;
    gauges: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodNumber>>;
    tags: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
    count: z.ZodOptional<z.ZodNumber>;
}, z.core.$strip>;
export declare const profilingRequestMetaSchema: z.ZodObject<{
    enabled: z.ZodOptional<z.ZodBoolean>;
    id: z.ZodOptional<z.ZodString>;
    includeServer: z.ZodOptional<z.ZodBoolean>;
    mode: z.ZodOptional<z.ZodEnum<{
        summary: "summary";
        verbose: "verbose";
    }>>;
}, z.core.$strip>;
export declare const profilingResponseMetaSchema: z.ZodObject<{
    id: z.ZodString;
    server: z.ZodOptional<z.ZodObject<{
        requestJsonParseMs: z.ZodOptional<z.ZodNumber>;
        requestZodValidationMs: z.ZodOptional<z.ZodNumber>;
        handlerExecutionMs: z.ZodOptional<z.ZodNumber>;
        responseZodValidationMs: z.ZodOptional<z.ZodNumber>;
        responseStringifyMs: z.ZodOptional<z.ZodNumber>;
        totalServerMs: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
    delegation: z.ZodOptional<z.ZodObject<{
        profileId: z.ZodOptional<z.ZodString>;
        connectionMs: z.ZodOptional<z.ZodNumber>;
        requestStringifyMs: z.ZodOptional<z.ZodNumber>;
        serverWaitMs: z.ZodOptional<z.ZodNumber>;
        responseJsonParseMs: z.ZodOptional<z.ZodNumber>;
        totalDelegationMs: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
    operation: z.ZodOptional<z.ZodObject<{
        op: z.ZodString;
        kind: z.ZodLiteral<"handler">;
        ms: z.ZodNumber;
        profileId: z.ZodOptional<z.ZodString>;
        gauges: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodNumber>>;
        tags: z.ZodOptional<z.ZodRecord<z.ZodString, z.ZodString>>;
        count: z.ZodOptional<z.ZodNumber>;
    }, z.core.$strip>>;
}, z.core.$strip>;
export declare const perCallProfilingSchema: z.ZodObject<{
    enabled: z.ZodOptional<z.ZodBoolean>;
    includeServerBreakdown: z.ZodOptional<z.ZodBoolean>;
    mode: z.ZodOptional<z.ZodEnum<{
        summary: "summary";
        verbose: "verbose";
    }>>;
}, z.core.$strip>;
export type ProfilingResponseMeta = z.infer<typeof profilingResponseMetaSchema>;
export type ProfilerMode = z.infer<typeof profilerModeSchema>;
export type ProfilingRequestMeta = z.infer<typeof profilingRequestMetaSchema>;
export type ServerBreakdown = z.infer<typeof serverBreakdownSchema>;
export type DelegationBreakdown = z.infer<typeof delegationBreakdownSchema>;
export type PerCallProfiling = z.infer<typeof perCallProfilingSchema>;
export type OperationEvent = z.infer<typeof operationEventSchema>;
//# sourceMappingURL=profiling.d.ts.map